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denoland-deno/cli/tests/integration/lsp_tests.rs
Kitson Kelly 5db16d1229
fix(lsp): enable auto imports (#15145) 
Fixes: #15111
2022-07-12 09:35:18 +10:00

5677 lines
132 KiB
Rust
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// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
use deno_ast::ModuleSpecifier;
use deno_core::serde::de::DeserializeOwned;
use deno_core::serde::Deserialize;
use deno_core::serde::Serialize;
use deno_core::serde_json;
use deno_core::serde_json::json;
use deno_core::serde_json::Value;
use deno_core::url::Url;
use pretty_assertions::assert_eq;
use std::collections::HashSet;
use std::fs;
use test_util::deno_exe_path;
use test_util::http_server;
use test_util::lsp::LspClient;
use test_util::testdata_path;
use test_util::TempDir;
use tower_lsp::lsp_types as lsp;
fn load_fixture(path: &str) -> Value {
load_fixture_as(path)
}
fn load_fixture_as<T>(path: &str) -> T
where
T: DeserializeOwned,
{
let fixture_str = load_fixture_str(path);
serde_json::from_str::<T>(&fixture_str).unwrap()
}
fn load_fixture_str(path: &str) -> String {
let fixtures_path = testdata_path().join("lsp");
let path = fixtures_path.join(path);
fs::read_to_string(path).unwrap()
}
fn init(init_path: &str) -> LspClient {
let deno_exe = deno_exe_path();
let mut client = LspClient::new(&deno_exe, false).unwrap();
client
.write_request::<_, _, Value>("initialize", load_fixture(init_path))
.unwrap();
client.write_notification("initialized", json!({})).unwrap();
client
}
fn did_open<V>(
client: &mut LspClient,
params: V,
) -> Vec<lsp::PublishDiagnosticsParams>
where
V: Serialize,
{
client
.write_notification("textDocument/didOpen", params)
.unwrap();
handle_configuration_request(
client,
json!([{
"enable": true,
"codeLens": {
"test": true
}
}]),
);
read_diagnostics(client).0
}
fn handle_configuration_request(client: &mut LspClient, result: Value) {
let (id, method, _) = client.read_request::<Value>().unwrap();
assert_eq!(method, "workspace/configuration");
client.write_response(id, result).unwrap();
}
fn read_diagnostics(client: &mut LspClient) -> CollectedDiagnostics {
// diagnostics come in batches of three unless they're cancelled
let mut diagnostics = vec![];
for _ in 0..3 {
let (method, response) = client
.read_notification::<lsp::PublishDiagnosticsParams>()
.unwrap();
assert_eq!(method, "textDocument/publishDiagnostics");
diagnostics.push(response.unwrap());
}
CollectedDiagnostics(diagnostics)
}
fn shutdown(client: &mut LspClient) {
client
.write_request::<_, _, Value>("shutdown", json!(null))
.unwrap();
client.write_notification("exit", json!(null)).unwrap();
}
pub fn ensure_directory_specifier(
mut specifier: ModuleSpecifier,
) -> ModuleSpecifier {
let path = specifier.path();
if !path.ends_with('/') {
let new_path = format!("{}/", path);
specifier.set_path(&new_path);
}
specifier
}
struct TestSession {
client: LspClient,
open_file_count: usize,
}
impl TestSession {
pub fn from_file(init_path: &str) -> Self {
Self::from_client(init(init_path))
}
pub fn from_client(client: LspClient) -> Self {
Self {
client,
open_file_count: 0,
}
}
pub fn did_open<V>(&mut self, params: V) -> CollectedDiagnostics
where
V: Serialize,
{
self
.client
.write_notification("textDocument/didOpen", params)
.unwrap();
let (id, method, _) = self.client.read_request::<Value>().unwrap();
assert_eq!(method, "workspace/configuration");
self
.client
.write_response(
id,
json!([{
"enable": true,
"codeLens": {
"test": true
}
}]),
)
.unwrap();
self.open_file_count += 1;
self.read_diagnostics()
}
pub fn read_diagnostics(&mut self) -> CollectedDiagnostics {
let mut all_diagnostics = Vec::new();
for _ in 0..self.open_file_count {
all_diagnostics.extend(read_diagnostics(&mut self.client).0);
}
CollectedDiagnostics(all_diagnostics)
}
pub fn shutdown_and_exit(&mut self) {
shutdown(&mut self.client);
}
}
#[derive(Debug, Clone)]
struct CollectedDiagnostics(Vec<lsp::PublishDiagnosticsParams>);
impl CollectedDiagnostics {
/// Gets the diagnostics that the editor will see after all the publishes.
pub fn viewed(&self) -> Vec<lsp::Diagnostic> {
self
.viewed_messages()
.into_iter()
.flat_map(|m| m.diagnostics)
.collect()
}
/// Gets the messages that the editor will see after all the publishes.
pub fn viewed_messages(&self) -> Vec<lsp::PublishDiagnosticsParams> {
// go over the publishes in reverse order in order to get
// the final messages that will be shown in the editor
let mut messages = Vec::new();
let mut had_specifier = HashSet::new();
for message in self.0.iter().rev() {
if had_specifier.insert(message.uri.clone()) {
messages.insert(0, message.clone());
}
}
messages
}
pub fn with_source(&self, source: &str) -> lsp::PublishDiagnosticsParams {
self
.viewed_messages()
.iter()
.find(|p| {
p.diagnostics
.iter()
.any(|d| d.source == Some(source.to_string()))
})
.map(ToOwned::to_owned)
.unwrap()
}
pub fn with_file_and_source(
&self,
specifier: &str,
source: &str,
) -> lsp::PublishDiagnosticsParams {
let specifier = ModuleSpecifier::parse(specifier).unwrap();
self
.viewed_messages()
.iter()
.find(|p| {
p.uri == specifier
&& p
.diagnostics
.iter()
.any(|d| d.source == Some(source.to_string()))
})
.map(ToOwned::to_owned)
.unwrap()
}
}
#[test]
fn lsp_startup_shutdown() {
let mut client = init("initialize_params.json");
shutdown(&mut client);
}
#[test]
fn lsp_init_tsconfig() {
let temp_dir = TempDir::new();
let mut params: lsp::InitializeParams =
serde_json::from_value(load_fixture("initialize_params.json")).unwrap();
let tsconfig =
serde_json::to_vec_pretty(&load_fixture("lib.tsconfig.json")).unwrap();
fs::write(temp_dir.path().join("lib.tsconfig.json"), tsconfig).unwrap();
params.root_uri = Some(Url::from_file_path(temp_dir.path()).unwrap());
if let Some(Value::Object(mut map)) = params.initialization_options {
map.insert("config".to_string(), json!("./lib.tsconfig.json"));
params.initialization_options = Some(Value::Object(map));
}
let deno_exe = deno_exe_path();
let mut client = LspClient::new(&deno_exe, false).unwrap();
client
.write_request::<_, _, Value>("initialize", params)
.unwrap();
client.write_notification("initialized", json!({})).unwrap();
let diagnostics = did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "location.pathname;\n"
}
}),
);
let diagnostics = diagnostics.into_iter().flat_map(|x| x.diagnostics);
assert_eq!(diagnostics.count(), 0);
shutdown(&mut client);
}
#[test]
fn lsp_tsconfig_types() {
let mut params: lsp::InitializeParams =
serde_json::from_value(load_fixture("initialize_params.json")).unwrap();
let temp_dir = TempDir::new();
let tsconfig =
serde_json::to_vec_pretty(&load_fixture("types.tsconfig.json")).unwrap();
fs::write(temp_dir.path().join("types.tsconfig.json"), tsconfig).unwrap();
let a_dts = load_fixture_str("a.d.ts");
fs::write(temp_dir.path().join("a.d.ts"), a_dts).unwrap();
params.root_uri = Some(Url::from_file_path(temp_dir.path()).unwrap());
if let Some(Value::Object(mut map)) = params.initialization_options {
map.insert("config".to_string(), json!("./types.tsconfig.json"));
params.initialization_options = Some(Value::Object(map));
}
let deno_exe = deno_exe_path();
let mut client = LspClient::new(&deno_exe, false).unwrap();
client
.write_request::<_, _, Value>("initialize", params)
.unwrap();
client.write_notification("initialized", json!({})).unwrap();
let diagnostics = did_open(
&mut client,
json!({
"textDocument": {
"uri": Url::from_file_path(temp_dir.path().join("test.ts")).unwrap(),
"languageId": "typescript",
"version": 1,
"text": "console.log(a);\n"
}
}),
);
let diagnostics = diagnostics.into_iter().flat_map(|x| x.diagnostics);
assert_eq!(diagnostics.count(), 0);
shutdown(&mut client);
}
#[test]
fn lsp_tsconfig_bad_config_path() {
let mut client = init("initialize_params_bad_config_option.json");
let (method, maybe_params) = client.read_notification().unwrap();
assert_eq!(method, "window/showMessage");
assert_eq!(maybe_params, Some(lsp::ShowMessageParams {
typ: lsp::MessageType::WARNING,
message: "The path to the configuration file (\"bad_tsconfig.json\") is not resolvable.".to_string()
}));
let diagnostics = did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "console.log(Deno.args);\n"
}
}),
);
let diagnostics = diagnostics.into_iter().flat_map(|x| x.diagnostics);
assert_eq!(diagnostics.count(), 0);
}
#[test]
fn lsp_triple_slash_types() {
let temp_dir = TempDir::new();
let mut params: lsp::InitializeParams =
serde_json::from_value(load_fixture("initialize_params.json")).unwrap();
let a_dts = load_fixture_str("a.d.ts");
fs::write(temp_dir.path().join("a.d.ts"), a_dts).unwrap();
params.root_uri = Some(Url::from_file_path(temp_dir.path()).unwrap());
let deno_exe = deno_exe_path();
let mut client = LspClient::new(&deno_exe, false).unwrap();
client
.write_request::<_, _, Value>("initialize", params)
.unwrap();
client.write_notification("initialized", json!({})).unwrap();
let diagnostics = did_open(
&mut client,
json!({
"textDocument": {
"uri": Url::from_file_path(temp_dir.path().join("test.ts")).unwrap(),
"languageId": "typescript",
"version": 1,
"text": "/// <reference types=\"./a.d.ts\" />\n\nconsole.log(a);\n"
}
}),
);
let diagnostics = diagnostics.into_iter().flat_map(|x| x.diagnostics);
assert_eq!(diagnostics.count(), 0);
shutdown(&mut client);
}
#[test]
fn lsp_import_map() {
let temp_dir = TempDir::new();
let mut params: lsp::InitializeParams =
serde_json::from_value(load_fixture("initialize_params.json")).unwrap();
let import_map =
serde_json::to_vec_pretty(&load_fixture("import-map.json")).unwrap();
fs::write(temp_dir.path().join("import-map.json"), import_map).unwrap();
fs::create_dir(temp_dir.path().join("lib")).unwrap();
fs::write(
temp_dir.path().join("lib").join("b.ts"),
r#"export const b = "b";"#,
)
.unwrap();
params.root_uri = Some(Url::from_file_path(temp_dir.path()).unwrap());
if let Some(Value::Object(mut map)) = params.initialization_options {
map.insert("importMap".to_string(), json!("import-map.json"));
params.initialization_options = Some(Value::Object(map));
}
let deno_exe = deno_exe_path();
let mut client = LspClient::new(&deno_exe, false).unwrap();
client
.write_request::<_, _, Value>("initialize", params)
.unwrap();
client.write_notification("initialized", json!({})).unwrap();
let uri = Url::from_file_path(temp_dir.path().join("a.ts")).unwrap();
let diagnostics = did_open(
&mut client,
json!({
"textDocument": {
"uri": uri,
"languageId": "typescript",
"version": 1,
"text": "import { b } from \"/~/b.ts\";\n\nconsole.log(b);\n"
}
}),
);
let diagnostics = diagnostics.into_iter().flat_map(|x| x.diagnostics);
assert_eq!(diagnostics.count(), 0);
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/hover",
json!({
"textDocument": {
"uri": uri
},
"position": {
"line": 2,
"character": 12
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": [
{
"language": "typescript",
"value":"(alias) const b: \"b\"\nimport b"
},
""
],
"range": {
"start": {
"line": 2,
"character": 12
},
"end": {
"line": 2,
"character": 13
}
}
}))
);
shutdown(&mut client);
}
#[test]
fn lsp_import_map_data_url() {
let mut client = init("initialize_params_import_map.json");
let diagnostics = did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "import example from \"example\";\n"
}
}),
);
let mut diagnostics = diagnostics.into_iter().flat_map(|x| x.diagnostics);
// This indicates that the import map from initialize_params_import_map.json
// is applied correctly.
assert!(diagnostics.any(|diagnostic| diagnostic.code
== Some(lsp::NumberOrString::String("no-cache".to_string()))
&& diagnostic
.message
.contains("https://deno.land/x/example/mod.ts")));
shutdown(&mut client);
}
#[test]
fn lsp_import_map_config_file() {
let temp_dir = TempDir::new();
let mut params: lsp::InitializeParams =
serde_json::from_value(load_fixture("initialize_params.json")).unwrap();
let deno_import_map_jsonc =
serde_json::to_vec_pretty(&load_fixture("deno.import_map.jsonc")).unwrap();
fs::write(
temp_dir.path().join("deno.import_map.jsonc"),
deno_import_map_jsonc,
)
.unwrap();
params.root_uri = Some(Url::from_file_path(temp_dir.path()).unwrap());
if let Some(Value::Object(mut map)) = params.initialization_options {
map.insert("config".to_string(), json!("./deno.import_map.jsonc"));
params.initialization_options = Some(Value::Object(map));
}
let import_map =
serde_json::to_vec_pretty(&load_fixture("import-map.json")).unwrap();
fs::write(temp_dir.path().join("import-map.json"), import_map).unwrap();
fs::create_dir(temp_dir.path().join("lib")).unwrap();
fs::write(
temp_dir.path().join("lib").join("b.ts"),
r#"export const b = "b";"#,
)
.unwrap();
let deno_exe = deno_exe_path();
let mut client = LspClient::new(&deno_exe, false).unwrap();
client
.write_request::<_, _, Value>("initialize", params)
.unwrap();
client.write_notification("initialized", json!({})).unwrap();
let uri = Url::from_file_path(temp_dir.path().join("a.ts")).unwrap();
let diagnostics = did_open(
&mut client,
json!({
"textDocument": {
"uri": uri,
"languageId": "typescript",
"version": 1,
"text": "import { b } from \"/~/b.ts\";\n\nconsole.log(b);\n"
}
}),
);
let diagnostics = diagnostics.into_iter().flat_map(|x| x.diagnostics);
assert_eq!(diagnostics.count(), 0);
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/hover",
json!({
"textDocument": {
"uri": uri
},
"position": {
"line": 2,
"character": 12
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": [
{
"language": "typescript",
"value":"(alias) const b: \"b\"\nimport b"
},
""
],
"range": {
"start": {
"line": 2,
"character": 12
},
"end": {
"line": 2,
"character": 13
}
}
}))
);
shutdown(&mut client);
}
#[test]
fn lsp_deno_task() {
let temp_dir = TempDir::new();
let workspace_root = temp_dir.path().canonicalize().unwrap();
let mut params: lsp::InitializeParams =
serde_json::from_value(load_fixture("initialize_params.json")).unwrap();
fs::write(
workspace_root.join("deno.jsonc"),
r#"{
"tasks": {
"build": "deno test",
"some:test": "deno bundle mod.ts"
}
}"#,
)
.unwrap();
params.root_uri = Some(Url::from_file_path(workspace_root).unwrap());
let deno_exe = deno_exe_path();
let mut client = LspClient::new(&deno_exe, false).unwrap();
client
.write_request::<_, _, Value>("initialize", params)
.unwrap();
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>("deno/task", json!(null))
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!([
{
"name": "build",
"detail": "deno test"
},
{
"name": "some:test",
"detail": "deno bundle mod.ts"
}
]))
);
}
#[test]
fn lsp_import_assertions() {
let mut client = init("initialize_params_import_map.json");
client
.write_notification(
"textDocument/didOpen",
json!({
"textDocument": {
"uri": "file:///a/test.json",
"languageId": "json",
"version": 1,
"text": "{\"a\":1}"
}
}),
)
.unwrap();
handle_configuration_request(
&mut client,
json!([{
"enable": true,
"codeLens": {
"test": true
}
}]),
);
let diagnostics = CollectedDiagnostics(did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/a.ts",
"languageId": "typescript",
"version": 1,
"text": "import a from \"./test.json\";\n\nconsole.log(a);\n"
}
}),
));
assert_eq!(
json!(
diagnostics
.with_file_and_source("file:///a/a.ts", "deno")
.diagnostics
),
json!([
{
"range": {
"start": {
"line": 0,
"character": 14
},
"end": {
"line": 0,
"character": 27
}
},
"severity": 1,
"code": "no-assert-type",
"source": "deno",
"message": "The module is a JSON module and not being imported with an import assertion. Consider adding `assert { type: \"json\" }` to the import statement."
}
])
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/codeAction",
load_fixture("code_action_params_import_assertion.json"),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("code_action_response_import_assertion.json"))
);
shutdown(&mut client);
}
#[test]
fn lsp_import_map_import_completions() {
let temp_dir = TempDir::new();
let mut params: lsp::InitializeParams =
serde_json::from_value(load_fixture("initialize_params.json")).unwrap();
let import_map =
serde_json::to_vec_pretty(&load_fixture("import-map-completions.json"))
.unwrap();
fs::write(temp_dir.path().join("import-map.json"), import_map).unwrap();
fs::create_dir(temp_dir.path().join("lib")).unwrap();
fs::write(
temp_dir.path().join("lib").join("b.ts"),
r#"export const b = "b";"#,
)
.unwrap();
params.root_uri = Some(Url::from_file_path(temp_dir.path()).unwrap());
if let Some(Value::Object(mut map)) = params.initialization_options {
map.insert("importMap".to_string(), json!("import-map.json"));
params.initialization_options = Some(Value::Object(map));
}
let deno_exe = deno_exe_path();
let mut client = LspClient::new(&deno_exe, false).unwrap();
client
.write_request::<_, _, Value>("initialize", params)
.unwrap();
client.write_notification("initialized", json!({})).unwrap();
let uri = Url::from_file_path(temp_dir.path().join("a.ts")).unwrap();
did_open(
&mut client,
json!({
"textDocument": {
"uri": uri,
"languageId": "typescript",
"version": 1,
"text": "import * as a from \"/~/b.ts\";\nimport * as b from \"\""
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/completion",
json!({
"textDocument": {
"uri": uri
},
"position": {
"line": 1,
"character": 20
},
"context": {
"triggerKind": 2,
"triggerCharacter": "\""
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"isIncomplete": false,
"items": [
{
"label": ".",
"kind": 19,
"detail": "(local)",
"sortText": "1",
"insertText": ".",
"commitCharacters": ["\"", "'", "/"],
},
{
"label": "..",
"kind": 19,
"detail": "(local)",
"sortText": "1",
"insertText": "..",
"commitCharacters": ["\"", "'", "/"],
},
{
"label": "std",
"kind": 19,
"detail": "(import map)",
"sortText": "std",
"insertText": "std",
"commitCharacters": ["\"", "'", "/"],
},
{
"label": "fs",
"kind": 17,
"detail": "(import map)",
"sortText": "fs",
"insertText": "fs",
"commitCharacters": ["\"", "'", "/"],
},
{
"label": "/~",
"kind": 19,
"detail": "(import map)",
"sortText": "/~",
"insertText": "/~",
"commitCharacters": ["\"", "'", "/"],
}
]
}))
);
client
.write_notification(
"textDocument/didChange",
json!({
"textDocument": {
"uri": uri,
"version": 2
},
"contentChanges": [
{
"range": {
"start": {
"line": 1,
"character": 20
},
"end": {
"line": 1,
"character": 20
}
},
"text": "/~/"
}
]
}),
)
.unwrap();
let (method, _) = client.read_notification::<Value>().unwrap();
assert_eq!(method, "textDocument/publishDiagnostics");
let (method, _) = client.read_notification::<Value>().unwrap();
assert_eq!(method, "textDocument/publishDiagnostics");
let (method, _) = client.read_notification::<Value>().unwrap();
assert_eq!(method, "textDocument/publishDiagnostics");
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/completion",
json!({
"textDocument": {
"uri": uri
},
"position": {
"line": 1,
"character": 23
},
"context": {
"triggerKind": 2,
"triggerCharacter": "/"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"isIncomplete": false,
"items": [
{
"label": "b.ts",
"kind": 9,
"detail": "(import map)",
"sortText": "1",
"filterText": "/~/b.ts",
"textEdit": {
"range": {
"start": {
"line": 1,
"character": 20
},
"end": {
"line": 1,
"character": 23
}
},
"newText": "/~/b.ts"
},
"commitCharacters": ["\"", "'", "/"],
}
]
}))
);
shutdown(&mut client);
}
#[test]
fn lsp_hover() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "console.log(Deno.args);\n"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 0,
"character": 19
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": [
{
"language": "typescript",
"value": "const Deno.args: string[]"
},
"Returns the script arguments to the program. If for example we run a\nprogram:\n\ndeno run --allow-read https://deno.land/std/examples/cat.ts /etc/passwd\n\nThen `Deno.args` will contain:\n\n[ \"/etc/passwd\" ]"
],
"range": {
"start": {
"line": 0,
"character": 17
},
"end": {
"line": 0,
"character": 21
}
}
}))
);
shutdown(&mut client);
}
#[test]
fn lsp_hover_asset() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "console.log(Date.now());\n"
}
}),
);
let (_, maybe_error) = client
.write_request::<_, _, Value>(
"textDocument/definition",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 0,
"character": 14
}
}),
)
.unwrap();
assert!(maybe_error.is_none());
let (_, maybe_error) = client
.write_request::<_, _, Value>(
"deno/virtualTextDocument",
json!({
"textDocument": {
"uri": "deno:asset/lib.deno.shared_globals.d.ts"
}
}),
)
.unwrap();
assert!(maybe_error.is_none());
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/hover",
json!({
"textDocument": {
"uri": "deno:asset/lib.es2015.symbol.wellknown.d.ts"
},
"position": {
"line": 109,
"character": 13
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": [
{
"language": "typescript",
"value": "interface Date",
},
"Enables basic storage and retrieval of dates and times."
],
"range": {
"start": {
"line": 109,
"character": 10,
},
"end": {
"line": 109,
"character": 14,
}
}
}))
);
shutdown(&mut client);
}
#[test]
fn lsp_hover_disabled() {
let mut client = init("initialize_params_disabled.json");
client
.write_notification(
"textDocument/didOpen",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "console.log(Date.now());\n"
}
}),
)
.unwrap();
handle_configuration_request(&mut client, json!([{ "enable": false }]));
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 0,
"character": 19
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(maybe_res, Some(json!(null)));
shutdown(&mut client);
}
#[test]
fn lsp_workspace_enable_paths() {
let mut params: lsp::InitializeParams = serde_json::from_value(load_fixture(
"initialize_params_workspace_enable_paths.json",
))
.unwrap();
// we aren't actually writing anything to the tempdir in this test, but we
// just need a legitimate file path on the host system so that logic that
// tries to convert to and from the fs paths works on all env
let temp_dir = TempDir::new();
let root_specifier =
ensure_directory_specifier(Url::from_file_path(temp_dir.path()).unwrap());
params.root_uri = Some(root_specifier.clone());
params.workspace_folders = Some(vec![lsp::WorkspaceFolder {
uri: root_specifier.clone(),
name: "project".to_string(),
}]);
let deno_exe = deno_exe_path();
let mut client = LspClient::new(&deno_exe, false).unwrap();
client
.write_request::<_, _, Value>("initialize", params)
.unwrap();
client.write_notification("initialized", json!({})).unwrap();
handle_configuration_request(
&mut client,
json!([{
"enable": false,
"enablePaths": [
"./worker"
],
}]),
);
did_open(
&mut client,
json!({
"textDocument": {
"uri": root_specifier.join("./file.ts").unwrap(),
"languageId": "typescript",
"version": 1,
"text": "console.log(Date.now());\n"
}
}),
);
did_open(
&mut client,
json!({
"textDocument": {
"uri": root_specifier.join("./other/file.ts").unwrap(),
"languageId": "typescript",
"version": 1,
"text": "console.log(Date.now());\n"
}
}),
);
did_open(
&mut client,
json!({
"textDocument": {
"uri": root_specifier.join("./worker/file.ts").unwrap(),
"languageId": "typescript",
"version": 1,
"text": "console.log(Date.now());\n"
}
}),
);
did_open(
&mut client,
json!({
"textDocument": {
"uri": root_specifier.join("./worker/subdir/file.ts").unwrap(),
"languageId": "typescript",
"version": 1,
"text": "console.log(Date.now());\n"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/hover",
json!({
"textDocument": {
"uri": root_specifier.join("./file.ts").unwrap(),
},
"position": {
"line": 0,
"character": 19
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(maybe_res, Some(json!(null)));
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/hover",
json!({
"textDocument": {
"uri": root_specifier.join("./other/file.ts").unwrap(),
},
"position": {
"line": 0,
"character": 19
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(maybe_res, Some(json!(null)));
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/hover",
json!({
"textDocument": {
"uri": root_specifier.join("./worker/file.ts").unwrap(),
},
"position": {
"line": 0,
"character": 19
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": [
{
"language": "typescript",
"value": "(method) DateConstructor.now(): number",
},
""
],
"range": {
"start": {
"line": 0,
"character": 17,
},
"end": {
"line": 0,
"character": 20,
}
}
}))
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/hover",
json!({
"textDocument": {
"uri": root_specifier.join("./worker/subdir/file.ts").unwrap(),
},
"position": {
"line": 0,
"character": 19
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": [
{
"language": "typescript",
"value": "(method) DateConstructor.now(): number",
},
""
],
"range": {
"start": {
"line": 0,
"character": 17,
},
"end": {
"line": 0,
"character": 20,
}
}
}))
);
shutdown(&mut client);
}
#[test]
fn lsp_hover_unstable_disabled() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "console.log(Deno.dlopen);\n"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 0,
"character": 19
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": [
{
"language": "typescript",
"value": "any"
}
],
"range": {
"start": {
"line": 0,
"character": 17
},
"end": {
"line": 0,
"character": 23
}
}
}))
);
shutdown(&mut client);
}
#[test]
fn lsp_hover_unstable_enabled() {
let mut client = init("initialize_params_unstable.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "console.log(Deno.ppid);\n"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 0,
"character": 19
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents":[
{
"language":"typescript",
"value":"const Deno.ppid: number"
},
"The pid of the current process's parent."
],
"range":{
"start":{
"line":0,
"character":17
},
"end":{
"line":0,
"character":21
}
}
}))
);
shutdown(&mut client);
}
#[test]
fn lsp_hover_change_mbc() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "const a = `编写软件很难`;\nconst b = `👍🦕😃`;\nconsole.log(a, b);\n"
}
}),
);
client
.write_notification(
"textDocument/didChange",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"version": 2
},
"contentChanges": [
{
"range": {
"start": {
"line": 1,
"character": 11
},
"end": {
"line": 1,
// the LSP uses utf16 encoded characters indexes, so
// after the deno emoiji is character index 15
"character": 15
}
},
"text": ""
}
]
}),
)
.unwrap();
let (method, _) = client.read_notification::<Value>().unwrap();
assert_eq!(method, "textDocument/publishDiagnostics");
let (method, _) = client.read_notification::<Value>().unwrap();
assert_eq!(method, "textDocument/publishDiagnostics");
let (method, _) = client.read_notification::<Value>().unwrap();
assert_eq!(method, "textDocument/publishDiagnostics");
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 2,
"character": 15
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": [
{
"language": "typescript",
"value": "const b: \"😃\"",
},
"",
],
"range": {
"start": {
"line": 2,
"character": 15,
},
"end": {
"line": 2,
"character": 16,
},
}
}))
);
shutdown(&mut client);
}
#[test]
fn lsp_hover_closed_document() {
let temp_dir_guard = TempDir::new();
let temp_dir = temp_dir_guard.path();
let a_path = temp_dir.join("a.ts");
fs::write(a_path, r#"export const a = "a";"#).unwrap();
let b_path = temp_dir.join("b.ts");
fs::write(&b_path, r#"export * from "./a.ts";"#).unwrap();
let b_specifier = Url::from_file_path(b_path).unwrap();
let c_path = temp_dir.join("c.ts");
fs::write(&c_path, "import { a } from \"./b.ts\";\nconsole.log(a);\n")
.unwrap();
let c_specifier = Url::from_file_path(c_path).unwrap();
let mut client = init("initialize_params.json");
client
.write_notification(
"textDocument/didOpen",
json!({
"textDocument": {
"uri": b_specifier,
"languageId": "typescript",
"version": 1,
"text": r#"export * from "./a.ts";"#
}
}),
)
.unwrap();
let (id, method, _) = client.read_request::<Value>().unwrap();
assert_eq!(method, "workspace/configuration");
client
.write_response(id, json!([{ "enable": true }]))
.unwrap();
client
.write_notification(
"textDocument/didOpen",
json!({
"textDocument": {
"uri": c_specifier,
"languageId": "typescript",
"version": 1,
"text": "import { a } from \"./b.ts\";\nconsole.log(a);\n",
}
}),
)
.unwrap();
let (id, method, _) = client.read_request::<Value>().unwrap();
assert_eq!(method, "workspace/configuration");
client
.write_response(id, json!([{ "enable": true }]))
.unwrap();
let (method, _) = client.read_notification::<Value>().unwrap();
assert_eq!(method, "textDocument/publishDiagnostics");
let (method, _) = client.read_notification::<Value>().unwrap();
assert_eq!(method, "textDocument/publishDiagnostics");
let (method, _) = client.read_notification::<Value>().unwrap();
assert_eq!(method, "textDocument/publishDiagnostics");
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/hover",
json!({
"textDocument": {
"uri": c_specifier,
},
"position": {
"line": 0,
"character": 10
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": [
{
"language": "typescript",
"value": "(alias) const a: \"a\"\nimport a"
},
""
],
"range": {
"start": {
"line": 0,
"character": 9
},
"end": {
"line": 0,
"character": 10
}
}
}))
);
client
.write_notification(
"textDocument/didClose",
json!({
"textDocument": {
"uri": b_specifier,
}
}),
)
.unwrap();
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/hover",
json!({
"textDocument": {
"uri": c_specifier,
},
"position": {
"line": 0,
"character": 10
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": [
{
"language": "typescript",
"value": "(alias) const a: \"a\"\nimport a"
},
""
],
"range": {
"start": {
"line": 0,
"character": 9
},
"end": {
"line": 0,
"character": 10
}
}
}))
);
shutdown(&mut client);
}
#[test]
fn lsp_hover_dependency() {
let _g = http_server();
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file_01.ts",
"languageId": "typescript",
"version": 1,
"text": "export const a = \"a\";\n",
}
}),
);
did_open(
&mut client,
load_fixture("did_open_params_import_hover.json"),
);
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"deno/cache",
json!({
"referrer": {
"uri": "file:///a/file.ts",
},
"uris": [],
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert!(maybe_res.is_some());
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
},
"position": {
"line": 0,
"character": 28
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": {
"kind": "markdown",
"value": "**Resolved Dependency**\n\n**Code**: http&#8203;://127.0.0.1:4545/xTypeScriptTypes.js\n"
},
"range": {
"start": {
"line": 0,
"character": 19
},
"end":{
"line": 0,
"character": 62
}
}
}))
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
},
"position": {
"line": 3,
"character": 28
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": {
"kind": "markdown",
"value": "**Resolved Dependency**\n\n**Code**: http&#8203;://127.0.0.1:4545/subdir/type_reference.js\n"
},
"range": {
"start": {
"line": 3,
"character": 19
},
"end":{
"line": 3,
"character": 67
}
}
}))
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
},
"position": {
"line": 4,
"character": 28
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": {
"kind": "markdown",
"value": "**Resolved Dependency**\n\n**Code**: http&#8203;://127.0.0.1:4545/subdir/mod1.ts\n"
},
"range": {
"start": {
"line": 4,
"character": 19
},
"end":{
"line": 4,
"character": 57
}
}
}))
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
},
"position": {
"line": 5,
"character": 28
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": {
"kind": "markdown",
"value": "**Resolved Dependency**\n\n**Code**: _(a data url)_\n"
},
"range": {
"start": {
"line": 5,
"character": 19
},
"end":{
"line": 5,
"character": 132
}
}
}))
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
},
"position": {
"line": 6,
"character": 28
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": {
"kind": "markdown",
"value": "**Resolved Dependency**\n\n**Code**: file&#8203;:///a/file_01.ts\n"
},
"range": {
"start": {
"line": 6,
"character": 19
},
"end":{
"line": 6,
"character": 33
}
}
}))
);
}
// This tests for a regression covered by denoland/deno#12753 where the lsp was
// unable to resolve dependencies when there was an invalid syntax in the module
#[test]
fn lsp_hover_deps_preserved_when_invalid_parse() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file1.ts",
"languageId": "typescript",
"version": 1,
"text": "export type Foo = { bar(): string };\n"
}
}),
);
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file2.ts",
"languageId": "typescript",
"version": 1,
"text": "import { Foo } from './file1.ts'; declare const f: Foo; f\n"
}
}),
);
let (maybe_res, maybe_error) = client
.write_request::<_, _, Value>(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file2.ts"
},
"position": {
"line": 0,
"character": 56
}
}),
)
.unwrap();
assert!(maybe_error.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": [
{
"language": "typescript",
"value": "const f: Foo",
},
""
],
"range": {
"start": {
"line": 0,
"character": 56,
},
"end": {
"line": 0,
"character": 57,
}
}
}))
);
client
.write_notification(
"textDocument/didChange",
json!({
"textDocument": {
"uri": "file:///a/file2.ts",
"version": 2
},
"contentChanges": [
{
"range": {
"start": {
"line": 0,
"character": 57
},
"end": {
"line": 0,
"character": 58
}
},
"text": "."
}
]
}),
)
.unwrap();
let (maybe_res, maybe_error) = client
.write_request::<_, _, Value>(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file2.ts"
},
"position": {
"line": 0,
"character": 56
}
}),
)
.unwrap();
assert!(maybe_error.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": [
{
"language": "typescript",
"value": "const f: Foo",
},
""
],
"range": {
"start": {
"line": 0,
"character": 56,
},
"end": {
"line": 0,
"character": 57,
}
}
}))
);
shutdown(&mut client);
}
#[test]
fn lsp_hover_typescript_types() {
let _g = http_server();
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "import * as a from \"http://127.0.0.1:4545/xTypeScriptTypes.js\";\n\nconsole.log(a.foo);\n",
}
}),
);
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"deno/cache",
json!({
"referrer": {
"uri": "file:///a/file.ts",
},
"uris": [
{
"uri": "http://127.0.0.1:4545/xTypeScriptTypes.js",
}
],
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert!(maybe_res.is_some());
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 0,
"character": 24
}
}),
)
.unwrap();
assert!(maybe_res.is_some());
assert!(maybe_err.is_none());
assert_eq!(
json!(maybe_res.unwrap()),
json!({
"contents": {
"kind": "markdown",
"value": "**Resolved Dependency**\n\n**Code**: http&#8203;://127.0.0.1:4545/xTypeScriptTypes.js\n\n**Types**: http&#8203;://127.0.0.1:4545/xTypeScriptTypes.d.ts\n"
},
"range": {
"start": {
"line": 0,
"character": 19
},
"end": {
"line": 0,
"character": 62
}
}
})
);
shutdown(&mut client);
}
#[test]
fn lsp_hover_jsdoc_symbol_link() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/b.ts",
"languageId": "typescript",
"version": 1,
"text": "export function hello() {}\n"
}
}),
);
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "import { hello } from \"./b.ts\";\n\nhello();\n\nconst b = \"b\";\n\n/** JSDoc {@link hello} and {@linkcode b} */\nfunction a() {}\n"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 7,
"character": 10
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": [
{
"language": "typescript",
"value": "function a(): void"
},
"JSDoc [hello](file:///a/file.ts#L1,10) and [`b`](file:///a/file.ts#L5,7)"
],
"range": {
"start": {
"line": 7,
"character": 9
},
"end": {
"line": 7,
"character": 10
}
}
}))
);
shutdown(&mut client);
}
#[test]
fn lsp_goto_type_definition() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "interface A {\n a: string;\n}\n\nexport class B implements A {\n a = \"a\";\n log() {\n console.log(this.a);\n }\n}\n\nconst b = new B();\nb;\n",
}
}),
);
let (maybe_res, maybe_error) = client
.write_request::<_, _, Value>(
"textDocument/typeDefinition",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 12,
"character": 1
}
}),
)
.unwrap();
assert!(maybe_error.is_none());
assert_eq!(
maybe_res,
Some(json!([
{
"targetUri": "file:///a/file.ts",
"targetRange": {
"start": {
"line": 4,
"character": 0
},
"end": {
"line": 9,
"character": 1
}
},
"targetSelectionRange": {
"start": {
"line": 4,
"character": 13
},
"end": {
"line": 4,
"character": 14
}
}
}
]))
);
shutdown(&mut client);
}
#[test]
fn lsp_call_hierarchy() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "function foo() {\n return false;\n}\n\nclass Bar {\n baz() {\n return foo();\n }\n}\n\nfunction main() {\n const bar = new Bar();\n bar.baz();\n}\n\nmain();"
}
}),
);
let (maybe_res, maybe_error) = client
.write_request(
"textDocument/prepareCallHierarchy",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 5,
"character": 3
}
}),
)
.unwrap();
assert!(maybe_error.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("prepare_call_hierarchy_response.json"))
);
let (maybe_res, maybe_error) = client
.write_request(
"callHierarchy/incomingCalls",
load_fixture("incoming_calls_params.json"),
)
.unwrap();
assert!(maybe_error.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("incoming_calls_response.json"))
);
let (maybe_res, maybe_error) = client
.write_request(
"callHierarchy/outgoingCalls",
load_fixture("outgoing_calls_params.json"),
)
.unwrap();
assert!(maybe_error.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("outgoing_calls_response.json"))
);
shutdown(&mut client);
}
#[test]
fn lsp_large_doc_changes() {
let mut client = init("initialize_params.json");
did_open(&mut client, load_fixture("did_open_params_large.json"));
client
.write_notification(
"textDocument/didChange",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"version": 2
},
"contentChanges": [
{
"range": {
"start": {
"line": 444,
"character": 11
},
"end": {
"line": 444,
"character": 14
}
},
"text": "+++"
}
]
}),
)
.unwrap();
client
.write_notification(
"textDocument/didChange",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"version": 2
},
"contentChanges": [
{
"range": {
"start": {
"line": 445,
"character": 4
},
"end": {
"line": 445,
"character": 4
}
},
"text": "// "
}
]
}),
)
.unwrap();
client
.write_notification(
"textDocument/didChange",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"version": 2
},
"contentChanges": [
{
"range": {
"start": {
"line": 477,
"character": 4
},
"end": {
"line": 477,
"character": 9
}
},
"text": "error"
}
]
}),
)
.unwrap();
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 421,
"character": 30
}
}),
)
.unwrap();
assert!(maybe_res.is_some());
assert!(maybe_err.is_none());
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 444,
"character": 6
}
}),
)
.unwrap();
assert!(maybe_res.is_some());
assert!(maybe_err.is_none());
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 461,
"character": 34
}
}),
)
.unwrap();
assert!(maybe_res.is_some());
assert!(maybe_err.is_none());
shutdown(&mut client);
assert!(client.duration().as_millis() <= 15000);
}
#[test]
fn lsp_document_symbol() {
let mut client = init("initialize_params.json");
did_open(&mut client, load_fixture("did_open_params_doc_symbol.json"));
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/documentSymbol",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("document_symbol_response.json"))
);
shutdown(&mut client);
}
#[test]
fn lsp_folding_range() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "// #region 1\n/*\n * Some comment\n */\nclass Foo {\n bar(a, b) {\n if (a === b) {\n return true;\n }\n return false;\n }\n}\n// #endregion"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/foldingRange",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!([
{
"startLine": 0,
"endLine": 12,
"kind": "region"
},
{
"startLine": 1,
"endLine": 3,
"kind": "comment"
},
{
"startLine": 4,
"endLine": 10
},
{
"startLine": 5,
"endLine": 9
},
{
"startLine": 6,
"endLine": 7
}
]))
);
shutdown(&mut client);
}
#[test]
fn lsp_rename() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
// this should not rename in comments and strings
"text": "let variable = 'a'; // variable\nconsole.log(variable);\n\"variable\";\n"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/rename",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 0,
"character": 4
},
"newName": "variable_modified"
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(maybe_res, Some(load_fixture("rename_response.json")));
shutdown(&mut client);
}
#[test]
fn lsp_selection_range() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "class Foo {\n bar(a, b) {\n if (a === b) {\n return true;\n }\n return false;\n }\n}"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/selectionRange",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"positions": [
{
"line": 2,
"character": 8
}
]
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("selection_range_response.json"))
);
shutdown(&mut client);
}
#[test]
fn lsp_semantic_tokens() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
load_fixture("did_open_params_semantic_tokens.json"),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/semanticTokens/full",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"data": [
0, 5, 6, 1, 1, 0, 9, 6, 8, 9, 0, 8, 6, 8, 9, 2, 15, 3, 10, 5, 0, 4, 1,
6, 1, 0, 12, 7, 2, 16, 1, 8, 1, 7, 41, 0, 4, 1, 6, 0, 0, 2, 5, 11, 16,
1, 9, 1, 7, 40, 3, 10, 4, 2, 1, 1, 11, 1, 9, 9, 1, 2, 3, 11, 1, 3, 6, 3,
0, 1, 0, 15, 4, 2, 0, 1, 30, 1, 6, 9, 1, 2, 3, 11,1, 1, 9, 9, 9, 3, 0,
16, 3, 0, 0, 1, 17, 12, 11, 3, 0, 24, 3, 0, 0, 0, 4, 9, 9, 2
]
}))
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/semanticTokens/range",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"range": {
"start": {
"line": 0,
"character": 0
},
"end": {
"line": 6,
"character": 0
}
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"data": [
0, 5, 6, 1, 1, 0, 9, 6, 8, 9, 0, 8, 6, 8, 9, 2, 15, 3, 10, 5, 0, 4, 1,
6, 1, 0, 12, 7, 2, 16, 1, 8, 1, 7, 41, 0, 4, 1, 6, 0, 0, 2, 5, 11, 16,
1, 9, 1, 7, 40
]
}))
);
shutdown(&mut client);
}
#[test]
fn lsp_code_lens() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "class A {\n a = \"a\";\n\n b() {\n console.log(this.a);\n }\n\n c() {\n this.a = \"c\";\n }\n}\n\nconst a = new A();\na.b();\n"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/codeLens",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(maybe_res, Some(load_fixture("code_lens_response.json")));
let (maybe_res, maybe_err) = client
.write_request(
"codeLens/resolve",
json!({
"range": {
"start": {
"line": 0,
"character": 6
},
"end": {
"line": 0,
"character": 7
}
},
"data": {
"specifier": "file:///a/file.ts",
"source": "references"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("code_lens_resolve_response.json"))
);
shutdown(&mut client);
}
#[test]
fn lsp_code_lens_impl() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "interface A {\n b(): void;\n}\n\nclass B implements A {\n b() {\n console.log(\"b\");\n }\n}\n\ninterface C {\n c: string;\n}\n"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/codeLens",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("code_lens_response_impl.json"))
);
let (maybe_res, maybe_err) = client
.write_request(
"codeLens/resolve",
json!({
"range": {
"start": {
"line": 0,
"character": 10
},
"end": {
"line": 0,
"character": 11
}
},
"data": {
"specifier": "file:///a/file.ts",
"source": "implementations"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("code_lens_resolve_response_impl.json"))
);
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"codeLens/resolve",
json!({
"range": {
"start": {
"line": 10,
"character": 10
},
"end": {
"line": 10,
"character": 11
}
},
"data": {
"specifier": "file:///a/file.ts",
"source": "implementations"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"range": {
"start": {
"line": 10,
"character": 10
},
"end": {
"line": 10,
"character": 11
}
},
"command": {
"title": "0 implementations",
"command": ""
}
}))
);
shutdown(&mut client);
}
#[test]
fn lsp_code_lens_test() {
let mut client = init("initialize_params_code_lens_test.json");
did_open(
&mut client,
load_fixture("did_open_params_test_code_lens.json"),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/codeLens",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("code_lens_response_test.json"))
);
shutdown(&mut client);
}
#[test]
fn lsp_code_lens_test_disabled() {
let mut client = init("initialize_params_code_lens_test_disabled.json");
client
.write_notification(
"textDocument/didOpen",
load_fixture("did_open_params_test_code_lens.json"),
)
.unwrap();
let (id, method, _) = client.read_request::<Value>().unwrap();
assert_eq!(method, "workspace/configuration");
client
.write_response(
id,
json!([{
"enable": true,
"codeLens": {
"test": false
}
}]),
)
.unwrap();
let (method, _) = client.read_notification::<Value>().unwrap();
assert_eq!(method, "textDocument/publishDiagnostics");
let (method, _) = client.read_notification::<Value>().unwrap();
assert_eq!(method, "textDocument/publishDiagnostics");
let (method, _) = client.read_notification::<Value>().unwrap();
assert_eq!(method, "textDocument/publishDiagnostics");
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/codeLens",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(maybe_res, Some(json!([])));
shutdown(&mut client);
}
#[test]
fn lsp_code_lens_non_doc_nav_tree() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "console.log(Date.now());\n"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/references",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 0,
"character": 3
},
"context": {
"includeDeclaration": true
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert!(maybe_res.is_some());
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"deno/virtualTextDocument",
json!({
"textDocument": {
"uri": "deno:asset/lib.deno.shared_globals.d.ts"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert!(maybe_res.is_some());
let (maybe_res, maybe_err) = client
.write_request::<_, _, Vec<lsp::CodeLens>>(
"textDocument/codeLens",
json!({
"textDocument": {
"uri": "deno:asset/lib.deno.shared_globals.d.ts"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert!(maybe_res.is_some());
let res = maybe_res.unwrap();
assert!(res.len() > 50);
let (maybe_res, maybe_err) = client
.write_request::<_, _, lsp::CodeLens>(
"codeLens/resolve",
json!({
"range": {
"start": {
"line": 416,
"character": 12
},
"end": {
"line": 416,
"character": 19
}
},
"data": {
"specifier": "asset:///lib.deno.shared_globals.d.ts",
"source": "references"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert!(maybe_res.is_some());
shutdown(&mut client);
}
#[test]
fn lsp_nav_tree_updates() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "interface A {\n b(): void;\n}\n\nclass B implements A {\n b() {\n console.log(\"b\");\n }\n}\n\ninterface C {\n c: string;\n}\n"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/codeLens",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("code_lens_response_impl.json"))
);
client
.write_notification(
"textDocument/didChange",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"version": 2
},
"contentChanges": [
{
"range": {
"start": {
"line": 10,
"character": 0
},
"end": {
"line": 13,
"character": 0
}
},
"text": ""
}
]
}),
)
.unwrap();
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/codeLens",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("code_lens_response_changed.json"))
);
shutdown(&mut client);
}
#[test]
fn lsp_signature_help() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "/**\n * Adds two numbers.\n * @param a This is a first number.\n * @param b This is a second number.\n */\nfunction add(a: number, b: number) {\n return a + b;\n}\n\nadd("
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/signatureHelp",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"character": 4,
"line": 9
},
"context": {
"triggerKind": 2,
"triggerCharacter": "(",
"isRetrigger": false
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"signatures": [
{
"label": "add(a: number, b: number): number",
"documentation": {
"kind": "markdown",
"value": "Adds two numbers."
},
"parameters": [
{
"label": "a: number",
"documentation": {
"kind": "markdown",
"value": "This is a first number."
}
},
{
"label": "b: number",
"documentation": {
"kind": "markdown",
"value": "This is a second number."
}
}
]
}
],
"activeSignature": 0,
"activeParameter": 0
}))
);
client
.write_notification(
"textDocument/didChange",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"version": 2
},
"contentChanges": [
{
"range": {
"start": {
"line": 9,
"character": 4
},
"end": {
"line": 9,
"character": 4
}
},
"text": "123, "
}
]
}),
)
.unwrap();
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/signatureHelp",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"character": 8,
"line": 9
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"signatures": [
{
"label": "add(a: number, b: number): number",
"documentation": {
"kind": "markdown",
"value": "Adds two numbers."
},
"parameters": [
{
"label": "a: number",
"documentation": {
"kind": "markdown",
"value": "This is a first number."
}
},
{
"label": "b: number",
"documentation": {
"kind": "markdown",
"value": "This is a second number."
}
}
]
}
],
"activeSignature": 0,
"activeParameter": 1
}))
);
shutdown(&mut client);
}
#[test]
fn lsp_code_actions() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "export function a(): void {\n await Promise.resolve(\"a\");\n}\n\nexport function b(): void {\n await Promise.resolve(\"b\");\n}\n"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/codeAction",
load_fixture("code_action_params.json"),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(maybe_res, Some(load_fixture("code_action_response.json")));
let (maybe_res, maybe_err) = client
.write_request(
"codeAction/resolve",
load_fixture("code_action_resolve_params.json"),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("code_action_resolve_response.json"))
);
shutdown(&mut client);
}
#[test]
fn lsp_code_actions_deno_cache() {
let mut session = TestSession::from_file("initialize_params.json");
let diagnostics = session.did_open(json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "import * as a from \"https://deno.land/x/a/mod.ts\";\n\nconsole.log(a);\n"
}
}));
assert_eq!(
diagnostics.with_source("deno"),
load_fixture_as("diagnostics_deno_deps.json")
);
let (maybe_res, maybe_err) = session
.client
.write_request(
"textDocument/codeAction",
load_fixture("code_action_params_cache.json"),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("code_action_response_cache.json"))
);
session.shutdown_and_exit();
}
#[test]
fn lsp_code_actions_imports() {
let mut session = TestSession::from_file("initialize_params.json");
session.did_open(json!({
"textDocument": {
"uri": "file:///a/file00.ts",
"languageId": "typescript",
"version": 1,
"text": "export const abc = \"abc\";\nexport const def = \"def\";\n"
}
}));
session.did_open(json!({
"textDocument": {
"uri": "file:///a/file01.ts",
"languageId": "typescript",
"version": 1,
"text": "\nconsole.log(abc);\nconsole.log(def)\n"
}
}));
let (maybe_res, maybe_err) = session
.client
.write_request(
"textDocument/codeAction",
load_fixture("code_action_params_imports.json"),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("code_action_response_imports.json"))
);
let (maybe_res, maybe_err) = session
.client
.write_request(
"codeAction/resolve",
load_fixture("code_action_resolve_params_imports.json"),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("code_action_resolve_response_imports.json"))
);
session.shutdown_and_exit();
}
#[test]
fn lsp_code_actions_refactor() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "var x: { a?: number; b?: string } = {};\n"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/codeAction",
load_fixture("code_action_params_refactor.json"),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("code_action_response_refactor.json"))
);
let (maybe_res, maybe_err) = client
.write_request(
"codeAction/resolve",
load_fixture("code_action_resolve_params_refactor.json"),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("code_action_resolve_response_refactor.json"))
);
shutdown(&mut client);
}
#[test]
fn lsp_code_actions_refactor_no_disabled_support() {
let mut client = init("initialize_params_ca_no_disabled.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "interface A {\n a: string;\n}\n\ninterface B {\n b: string;\n}\n\nclass AB implements A, B {\n a = \"a\";\n b = \"b\";\n}\n\nnew AB().a;\n"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/codeAction",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"range": {
"start": {
"line": 0,
"character": 0
},
"end": {
"line": 14,
"character": 0
}
},
"context": {
"diagnostics": [],
"only": [
"refactor"
]
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("code_action_response_no_disabled.json"))
);
shutdown(&mut client);
}
#[test]
fn lsp_code_actions_deadlock() {
let mut client = init("initialize_params.json");
client
.write_notification(
"textDocument/didOpen",
load_fixture("did_open_params_large.json"),
)
.unwrap();
let (id, method, _) = client.read_request::<Value>().unwrap();
assert_eq!(method, "workspace/configuration");
client
.write_response(id, json!([{ "enable": true }]))
.unwrap();
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/semanticTokens/full",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert!(maybe_res.is_some());
read_diagnostics(&mut client);
client
.write_notification(
"textDocument/didChange",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"version": 2
},
"contentChanges": [
{
"range": {
"start": {
"line": 444,
"character": 11
},
"end": {
"line": 444,
"character": 14
}
},
"text": "+++"
}
]
}),
)
.unwrap();
client
.write_notification(
"textDocument/didChange",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"version": 2
},
"contentChanges": [
{
"range": {
"start": {
"line": 445,
"character": 4
},
"end": {
"line": 445,
"character": 4
}
},
"text": "// "
}
]
}),
)
.unwrap();
client
.write_notification(
"textDocument/didChange",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"version": 2
},
"contentChanges": [
{
"range": {
"start": {
"line": 477,
"character": 4
},
"end": {
"line": 477,
"character": 9
}
},
"text": "error"
}
]
}),
)
.unwrap();
// diagnostics only trigger after changes have elapsed in a separate thread,
// so we need to delay the next messages a little bit to attempt to create a
// potential for a deadlock with the codeAction
std::thread::sleep(std::time::Duration::from_millis(50));
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
},
"position": {
"line": 609,
"character": 33,
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert!(maybe_res.is_some());
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/codeAction",
load_fixture("code_action_params_deadlock.json"),
)
.unwrap();
assert!(maybe_err.is_none());
assert!(maybe_res.is_some());
read_diagnostics(&mut client);
shutdown(&mut client);
}
#[test]
fn lsp_completions() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "Deno."
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/completion",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 0,
"character": 5
},
"context": {
"triggerKind": 2,
"triggerCharacter": "."
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
if let Some(lsp::CompletionResponse::List(list)) = maybe_res {
assert!(!list.is_incomplete);
assert!(list.items.len() > 90);
} else {
panic!("unexpected response");
}
let (maybe_res, maybe_err) = client
.write_request(
"completionItem/resolve",
load_fixture("completion_resolve_params.json"),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("completion_resolve_response.json"))
);
shutdown(&mut client);
}
#[test]
fn lsp_completions_optional() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "interface A {\n b?: string;\n}\n\nconst o: A = {};\n\nfunction c(s: string) {}\n\nc(o.)"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/completion",
load_fixture("completion_request_params_optional.json"),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"isIncomplete": false,
"items": [
{
"label": "b?",
"kind": 5,
"sortText": "11",
"filterText": "b",
"insertText": "b",
"commitCharacters": [".", ",", ";", "("],
"data": {
"tsc": {
"specifier": "file:///a/file.ts",
"position": 79,
"name": "b",
"useCodeSnippet": false
}
}
}
]
}))
);
let (maybe_res, maybe_err) = client
.write_request(
"completionItem/resolve",
load_fixture("completion_resolve_params_optional.json"),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"label": "b?",
"kind": 5,
"detail": "(property) A.b?: string | undefined",
"documentation": {
"kind": "markdown",
"value": ""
},
"sortText": "1",
"filterText": "b",
"insertText": "b"
}))
);
shutdown(&mut client);
}
#[test]
fn lsp_completions_auto_import() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/b.ts",
"languageId": "typescript",
"version": 1,
"text": "export const foo = \"foo\";\n",
}
}),
);
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "export {};\n\n",
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/completion",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 2,
"character": 0,
},
"context": {
"triggerKind": 1,
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
if let Some(lsp::CompletionResponse::List(list)) = maybe_res {
assert!(!list.is_incomplete);
if !list.items.iter().any(|item| item.label == "foo") {
panic!("completions items missing 'foo' symbol");
}
} else {
panic!("unexpected completion response");
}
let (maybe_res, maybe_err) = client
.write_request(
"completionItem/resolve",
json!({
"label": "foo",
"kind": 6,
"sortText": "￿16",
"commitCharacters": [
".",
",",
";",
"("
],
"data": {
"tsc": {
"specifier": "file:///a/file.ts",
"position": 12,
"name": "foo",
"source": "./b",
"data": {
"exportName": "foo",
"moduleSpecifier": "./b",
"fileName": "file:///a/b.ts"
},
"useCodeSnippet": false
}
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"label": "foo",
"kind": 6,
"detail": "const foo: \"foo\"",
"documentation": {
"kind": "markdown",
"value": ""
},
"sortText": "￿16",
"additionalTextEdits": [
{
"range": {
"start": {
"line": 0,
"character": 0
},
"end": {
"line": 0,
"character": 0
}
},
"newText": "import { foo } from \"./b.ts\";\n\n"
}
],
"commitCharacters": [
".",
",",
";",
"("
]
}))
);
}
#[test]
fn lsp_completions_registry() {
let _g = http_server();
let mut client = init("initialize_params_registry.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "import * as a from \"http://localhost:4545/x/a@\""
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/completion",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 0,
"character": 46
},
"context": {
"triggerKind": 2,
"triggerCharacter": "@"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
if let Some(lsp::CompletionResponse::List(list)) = maybe_res {
assert!(!list.is_incomplete);
assert_eq!(list.items.len(), 3);
} else {
panic!("unexpected response");
}
let (maybe_res, maybe_err) = client
.write_request(
"completionItem/resolve",
load_fixture("completion_resolve_params_registry.json"),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("completion_resolve_response_registry.json"))
);
shutdown(&mut client);
}
#[test]
fn lsp_completions_registry_empty() {
let _g = http_server();
let mut client = init("initialize_params_registry.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "import * as a from \"\""
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/completion",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 0,
"character": 20
},
"context": {
"triggerKind": 2,
"triggerCharacter": "\""
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("completion_request_response_empty.json"))
);
shutdown(&mut client);
}
#[test]
fn lsp_auto_discover_registry() {
let _g = http_server();
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "import * as a from \"http://localhost:4545/x/a@\""
}
}),
);
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/completion",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 0,
"character": 46
},
"context": {
"triggerKind": 2,
"triggerCharacter": "@"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert!(maybe_res.is_some());
let (method, maybe_res) = client.read_notification().unwrap();
assert_eq!(method, "deno/registryState");
assert_eq!(
maybe_res,
Some(json!({
"origin": "http://localhost:4545",
"suggestions": true,
}))
);
shutdown(&mut client);
}
#[test]
fn lsp_cache_location() {
let _g = http_server();
let temp_dir = TempDir::new();
let mut params: lsp::InitializeParams =
serde_json::from_value(load_fixture("initialize_params_registry.json"))
.unwrap();
params.root_uri = Some(Url::from_file_path(temp_dir.path()).unwrap());
if let Some(Value::Object(mut map)) = params.initialization_options {
map.insert("cache".to_string(), json!(".cache"));
params.initialization_options = Some(Value::Object(map));
}
let deno_exe = deno_exe_path();
let mut client = LspClient::new(&deno_exe, false).unwrap();
client
.write_request::<_, _, Value>("initialize", params)
.unwrap();
client.write_notification("initialized", json!({})).unwrap();
let mut session = TestSession::from_client(client);
session.did_open(json!({
"textDocument": {
"uri": "file:///a/file_01.ts",
"languageId": "typescript",
"version": 1,
"text": "export const a = \"a\";\n",
}
}));
let diagnostics =
session.did_open(load_fixture("did_open_params_import_hover.json"));
assert_eq!(diagnostics.viewed().len(), 7);
let (maybe_res, maybe_err) = session
.client
.write_request::<_, _, Value>(
"deno/cache",
json!({
"referrer": {
"uri": "file:///a/file.ts",
},
"uris": [],
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert!(maybe_res.is_some());
let (maybe_res, maybe_err) = session
.client
.write_request(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
},
"position": {
"line": 0,
"character": 28
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": {
"kind": "markdown",
"value": "**Resolved Dependency**\n\n**Code**: http&#8203;://127.0.0.1:4545/xTypeScriptTypes.js\n"
},
"range": {
"start": {
"line": 0,
"character": 19
},
"end":{
"line": 0,
"character": 62
}
}
}))
);
let (maybe_res, maybe_err) = session
.client
.write_request::<_, _, Value>(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
},
"position": {
"line": 7,
"character": 28
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": {
"kind": "markdown",
"value": "**Resolved Dependency**\n\n**Code**: http&#8203;://localhost:4545/x/a/mod.ts\n\n\n---\n\n**a**\n\nmod.ts"
},
"range": {
"start": {
"line": 7,
"character": 19
},
"end": {
"line": 7,
"character": 53
}
}
}))
);
let cache_path = temp_dir.path().join(".cache");
assert!(cache_path.is_dir());
assert!(cache_path.join("gen").is_dir());
session.shutdown_and_exit();
}
/// Sets the TLS root certificate on startup, which allows the LSP to connect to
/// the custom signed test server and be able to retrieve the registry config
/// and cache files.
#[test]
fn lsp_tls_cert() {
let _g = http_server();
let mut params: lsp::InitializeParams =
serde_json::from_value(load_fixture("initialize_params_tls_cert.json"))
.unwrap();
params.root_uri = Some(Url::from_file_path(testdata_path()).unwrap());
let deno_exe = deno_exe_path();
let mut client = LspClient::new(&deno_exe, false).unwrap();
client
.write_request::<_, _, Value>("initialize", params)
.unwrap();
client.write_notification("initialized", json!({})).unwrap();
let mut session = TestSession::from_client(client);
session.did_open(json!({
"textDocument": {
"uri": "file:///a/file_01.ts",
"languageId": "typescript",
"version": 1,
"text": "export const a = \"a\";\n",
}
}));
let diagnostics =
session.did_open(load_fixture("did_open_params_tls_cert.json"));
let diagnostics = diagnostics.viewed();
assert_eq!(diagnostics.len(), 7);
let (maybe_res, maybe_err) = session
.client
.write_request::<_, _, Value>(
"deno/cache",
json!({
"referrer": {
"uri": "file:///a/file.ts",
},
"uris": [],
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert!(maybe_res.is_some());
let (maybe_res, maybe_err) = session
.client
.write_request(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
},
"position": {
"line": 0,
"character": 28
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": {
"kind": "markdown",
"value": "**Resolved Dependency**\n\n**Code**: https&#8203;://localhost:5545/xTypeScriptTypes.js\n"
},
"range": {
"start": {
"line": 0,
"character": 19
},
"end":{
"line": 0,
"character": 63
}
}
}))
);
let (maybe_res, maybe_err) = session
.client
.write_request::<_, _, Value>(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
},
"position": {
"line": 7,
"character": 28
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": {
"kind": "markdown",
"value": "**Resolved Dependency**\n\n**Code**: http&#8203;://localhost:4545/x/a/mod.ts\n\n\n---\n\n**a**\n\nmod.ts"
},
"range": {
"start": {
"line": 7,
"character": 19
},
"end": {
"line": 7,
"character": 53
}
}
}))
);
session.shutdown_and_exit();
}
#[test]
fn lsp_diagnostics_warn_redirect() {
let _g = http_server();
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "import * as a from \"http://127.0.0.1:4545/x_deno_warning.js\";\n\nconsole.log(a)\n",
},
}),
);
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"deno/cache",
json!({
"referrer": {
"uri": "file:///a/file.ts",
},
"uris": [
{
"uri": "http://127.0.0.1:4545/x_deno_warning.js",
}
],
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert!(maybe_res.is_some());
let diagnostics = read_diagnostics(&mut client);
assert_eq!(
diagnostics.with_source("deno"),
lsp::PublishDiagnosticsParams {
uri: Url::parse("file:///a/file.ts").unwrap(),
diagnostics: vec![
lsp::Diagnostic {
range: lsp::Range {
start: lsp::Position {
line: 0,
character: 19
},
end: lsp::Position {
line: 0,
character: 60
}
},
severity: Some(lsp::DiagnosticSeverity::WARNING),
code: Some(lsp::NumberOrString::String("deno-warn".to_string())),
source: Some("deno".to_string()),
message: "foobar".to_string(),
..Default::default()
},
lsp::Diagnostic {
range: lsp::Range {
start: lsp::Position {
line: 0,
character: 19
},
end: lsp::Position {
line: 0,
character: 60
}
},
severity: Some(lsp::DiagnosticSeverity::INFORMATION),
code: Some(lsp::NumberOrString::String("redirect".to_string())),
source: Some("deno".to_string()),
message: "The import of \"http://127.0.0.1:4545/x_deno_warning.js\" was redirected to \"http://127.0.0.1:4545/x_deno_warning_redirect.js\".".to_string(),
data: Some(json!({"specifier": "http://127.0.0.1:4545/x_deno_warning.js", "redirect": "http://127.0.0.1:4545/x_deno_warning_redirect.js"})),
..Default::default()
}
],
version: Some(1),
}
);
shutdown(&mut client);
}
#[test]
fn lsp_redirect_quick_fix() {
let _g = http_server();
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "import * as a from \"http://127.0.0.1:4545/x_deno_warning.js\";\n\nconsole.log(a)\n",
},
}),
);
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"deno/cache",
json!({
"referrer": {
"uri": "file:///a/file.ts",
},
"uris": [
{
"uri": "http://127.0.0.1:4545/x_deno_warning.js",
}
],
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert!(maybe_res.is_some());
let diagnostics = read_diagnostics(&mut client)
.with_source("deno")
.diagnostics;
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/codeAction",
json!(json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"range": {
"start": {
"line": 0,
"character": 19
},
"end": {
"line": 0,
"character": 60
}
},
"context": {
"diagnostics": diagnostics,
"only": [
"quickfix"
]
}
})),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("code_action_redirect_response.json"))
);
shutdown(&mut client);
}
#[test]
fn lsp_diagnostics_deprecated() {
let mut client = init("initialize_params.json");
let diagnostics = did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "/** @deprecated */\nexport const a = \"a\";\n\na;\n",
},
}),
);
assert_eq!(
json!(diagnostics),
json!([
{
"uri": "file:///a/file.ts",
"diagnostics": [],
"version": 1
},
{
"uri": "file:///a/file.ts",
"diagnostics": [],
"version": 1
},
{
"uri": "file:///a/file.ts",
"diagnostics": [
{
"range": {
"start": {
"line": 3,
"character": 0
},
"end": {
"line": 3,
"character": 1
}
},
"severity": 4,
"code": 6385,
"source": "deno-ts",
"message": "'a' is deprecated.",
"relatedInformation": [],
"tags": [
2
]
}
],
"version": 1
}
])
);
shutdown(&mut client);
}
#[test]
fn lsp_diagnostics_deno_types() {
let mut client = init("initialize_params.json");
client
.write_notification(
"textDocument/didOpen",
load_fixture("did_open_params_deno_types.json"),
)
.unwrap();
let (id, method, _) = client.read_request::<Value>().unwrap();
assert_eq!(method, "workspace/configuration");
client
.write_response(id, json!([{ "enable": true }]))
.unwrap();
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/documentSymbol",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
}
}),
)
.unwrap();
assert!(maybe_res.is_some());
assert!(maybe_err.is_none());
let diagnostics = read_diagnostics(&mut client);
assert_eq!(diagnostics.viewed().len(), 5);
shutdown(&mut client);
}
#[test]
fn lsp_diagnostics_refresh_dependents() {
let mut session = TestSession::from_file("initialize_params.json");
session.did_open(json!({
"textDocument": {
"uri": "file:///a/file_00.ts",
"languageId": "typescript",
"version": 1,
"text": "export const a = \"a\";\n",
},
}));
session.did_open(json!({
"textDocument": {
"uri": "file:///a/file_01.ts",
"languageId": "typescript",
"version": 1,
"text": "export * from \"./file_00.ts\";\n",
},
}));
let diagnostics = session.did_open(json!({
"textDocument": {
"uri": "file:///a/file_02.ts",
"languageId": "typescript",
"version": 1,
"text": "import { a, b } from \"./file_01.ts\";\n\nconsole.log(a, b);\n"
}
}));
assert_eq!(
json!(diagnostics.with_file_and_source("file:///a/file_02.ts", "deno-ts")),
json!({
"uri": "file:///a/file_02.ts",
"diagnostics": [
{
"range": {
"start": {
"line": 0,
"character": 12
},
"end": {
"line": 0,
"character": 13
}
},
"severity": 1,
"code": 2305,
"source": "deno-ts",
"message": "Module '\"./file_01.ts\"' has no exported member 'b'."
}
],
"version": 1
})
);
// fix the code causing the diagnostic
session
.client
.write_notification(
"textDocument/didChange",
json!({
"textDocument": {
"uri": "file:///a/file_00.ts",
"version": 2
},
"contentChanges": [
{
"range": {
"start": {
"line": 1,
"character": 0
},
"end": {
"line": 1,
"character": 0
}
},
"text": "export const b = \"b\";\n"
}
]
}),
)
.unwrap();
let diagnostics = session.read_diagnostics();
assert_eq!(diagnostics.viewed().len(), 0); // no diagnostics now
session.shutdown_and_exit();
assert_eq!(session.client.queue_len(), 0);
}
#[derive(Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct PerformanceAverage {
pub name: String,
pub count: u32,
pub average_duration: u32,
}
#[derive(Deserialize)]
#[serde(rename_all = "camelCase")]
struct PerformanceAverages {
averages: Vec<PerformanceAverage>,
}
#[test]
fn lsp_performance() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "console.log(Deno.args);\n"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 0,
"character": 19
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert!(maybe_res.is_some());
let (maybe_res, maybe_err) = client
.write_request::<_, _, PerformanceAverages>("deno/performance", json!(null))
.unwrap();
assert!(maybe_err.is_none());
if let Some(res) = maybe_res {
assert_eq!(res.averages.len(), 13);
} else {
panic!("unexpected result");
}
shutdown(&mut client);
}
#[test]
fn lsp_format_no_changes() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "console;\n"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/formatting",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"options": {
"tabSize": 2,
"insertSpaces": true
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(maybe_res, Some(json!(null)));
client.assert_no_notification("window/showMessage");
shutdown(&mut client);
}
#[test]
fn lsp_format_error() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "console test test\n"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/formatting",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"options": {
"tabSize": 2,
"insertSpaces": true
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(maybe_res, Some(json!(null)));
shutdown(&mut client);
}
#[test]
fn lsp_format_mbc() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "const bar = '👍🇺🇸😃'\nconsole.log('hello deno')\n"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/formatting",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"options": {
"tabSize": 2,
"insertSpaces": true
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!(load_fixture("formatting_mbc_response.json")))
);
shutdown(&mut client);
}
#[test]
fn lsp_format_exclude_with_config() {
let temp_dir = TempDir::new();
let mut params: lsp::InitializeParams =
serde_json::from_value(load_fixture("initialize_params.json")).unwrap();
let deno_fmt_jsonc =
serde_json::to_vec_pretty(&load_fixture("deno.fmt.exclude.jsonc")).unwrap();
fs::write(temp_dir.path().join("deno.fmt.jsonc"), deno_fmt_jsonc).unwrap();
params.root_uri = Some(Url::from_file_path(temp_dir.path()).unwrap());
if let Some(Value::Object(mut map)) = params.initialization_options {
map.insert("config".to_string(), json!("./deno.fmt.jsonc"));
params.initialization_options = Some(Value::Object(map));
}
let deno_exe = deno_exe_path();
let mut client = LspClient::new(&deno_exe, false).unwrap();
client
.write_request::<_, _, Value>("initialize", params)
.unwrap();
let file_uri =
ModuleSpecifier::from_file_path(temp_dir.path().join("ignored.ts"))
.unwrap()
.to_string();
did_open(
&mut client,
json!({
"textDocument": {
"uri": file_uri,
"languageId": "typescript",
"version": 1,
"text": "function myFunc(){}"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/formatting",
json!({
"textDocument": {
"uri": file_uri
},
"options": {
"tabSize": 2,
"insertSpaces": true
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(maybe_res, Some(json!(null)));
shutdown(&mut client);
}
#[test]
fn lsp_format_exclude_default_config() {
let temp_dir = TempDir::new();
let workspace_root = temp_dir.path().canonicalize().unwrap();
let mut params: lsp::InitializeParams =
serde_json::from_value(load_fixture("initialize_params.json")).unwrap();
let deno_jsonc =
serde_json::to_vec_pretty(&load_fixture("deno.fmt.exclude.jsonc")).unwrap();
fs::write(workspace_root.join("deno.jsonc"), deno_jsonc).unwrap();
params.root_uri = Some(Url::from_file_path(workspace_root.clone()).unwrap());
let deno_exe = deno_exe_path();
let mut client = LspClient::new(&deno_exe, false).unwrap();
client
.write_request::<_, _, Value>("initialize", params)
.unwrap();
let file_uri =
ModuleSpecifier::from_file_path(workspace_root.join("ignored.ts"))
.unwrap()
.to_string();
did_open(
&mut client,
json!({
"textDocument": {
"uri": file_uri,
"languageId": "typescript",
"version": 1,
"text": "function myFunc(){}"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/formatting",
json!({
"textDocument": {
"uri": file_uri
},
"options": {
"tabSize": 2,
"insertSpaces": true
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(maybe_res, Some(json!(null)));
shutdown(&mut client);
}
#[test]
fn lsp_format_json() {
let mut client = init("initialize_params.json");
client
.write_notification(
"textDocument/didOpen",
json!({
"textDocument": {
"uri": "file:///a/file.json",
"languageId": "json",
"version": 1,
"text": "{\"key\":\"value\"}"
}
}),
)
.unwrap();
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/formatting",
json!({
"textDocument": {
"uri": "file:///a/file.json"
},
"options": {
"tabSize": 2,
"insertSpaces": true
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!([
{
"range": {
"start": {
"line": 0,
"character": 1
},
"end": {
"line": 0,
"character": 1
}
},
"newText": " "
},
{
"range": {
"start": { "line": 0, "character": 7 },
"end": { "line": 0, "character": 7 }
},
"newText": " "
},
{
"range": {
"start": { "line": 0, "character": 14 },
"end": { "line": 0, "character": 15 }
},
"newText": " }\n"
}
]))
);
shutdown(&mut client);
}
#[test]
fn lsp_json_no_diagnostics() {
let mut client = init("initialize_params.json");
client
.write_notification(
"textDocument/didOpen",
json!({
"textDocument": {
"uri": "file:///a/file.json",
"languageId": "json",
"version": 1,
"text": "{\"key\":\"value\"}"
}
}),
)
.unwrap();
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/semanticTokens/full",
json!({
"textDocument": {
"uri": "file:///a/file.json"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(maybe_res, Some(json!(null)));
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.json"
},
"position": {
"line": 0,
"character": 3
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(maybe_res, Some(json!(null)));
shutdown(&mut client);
}
#[test]
fn lsp_format_markdown() {
let mut client = init("initialize_params.json");
client
.write_notification(
"textDocument/didOpen",
json!({
"textDocument": {
"uri": "file:///a/file.md",
"languageId": "markdown",
"version": 1,
"text": "# Hello World"
}
}),
)
.unwrap();
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/formatting",
json!({
"textDocument": {
"uri": "file:///a/file.md"
},
"options": {
"tabSize": 2,
"insertSpaces": true
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!([
{
"range": {
"start": { "line": 0, "character": 1 },
"end": { "line": 0, "character": 3 }
},
"newText": ""
},
{
"range": {
"start": { "line": 0, "character": 15 },
"end": { "line": 0, "character": 15 }
},
"newText": "\n"
}
]))
);
shutdown(&mut client);
}
#[test]
fn lsp_format_with_config() {
let temp_dir = TempDir::new();
let mut params: lsp::InitializeParams =
serde_json::from_value(load_fixture("initialize_params.json")).unwrap();
let deno_fmt_jsonc =
serde_json::to_vec_pretty(&load_fixture("deno.fmt.jsonc")).unwrap();
fs::write(temp_dir.path().join("deno.fmt.jsonc"), deno_fmt_jsonc).unwrap();
params.root_uri = Some(Url::from_file_path(temp_dir.path()).unwrap());
if let Some(Value::Object(mut map)) = params.initialization_options {
map.insert("config".to_string(), json!("./deno.fmt.jsonc"));
params.initialization_options = Some(Value::Object(map));
}
let deno_exe = deno_exe_path();
let mut client = LspClient::new(&deno_exe, false).unwrap();
client
.write_request::<_, _, Value>("initialize", params)
.unwrap();
client
.write_notification(
"textDocument/didOpen",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "export async function someVeryLongFunctionName() {\nconst response = fetch(\"http://localhost:4545/some/non/existent/path.json\");\nconsole.log(response.text());\nconsole.log(\"finished!\")\n}"
}
}),
)
.unwrap();
// The options below should be ignored in favor of configuration from config file.
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/formatting",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"options": {
"tabSize": 2,
"insertSpaces": true
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!([{
"range": {
"start": {
"line": 1,
"character": 0
},
"end": {
"line": 1,
"character": 0
}
},
"newText": "\t"
},
{
"range": {
"start": {
"line": 1,
"character": 23
},
"end": {
"line": 1,
"character": 24
}
},
"newText": "\n\t\t'"
},
{
"range": {
"start": {
"line": 1,
"character": 73
},
"end": {
"line": 1,
"character": 74
}
},
"newText": "',\n\t"
},
{
"range": {
"start": {
"line": 2,
"character": 0
},
"end": {
"line": 2,
"character": 0
}
},
"newText": "\t"
},
{
"range": {
"start": {
"line": 3,
"character": 0
},
"end": {
"line": 3,
"character": 0
}
},
"newText": "\t"
},
{
"range": {
"start": {
"line": 3,
"character": 12
},
"end": {
"line": 3,
"character": 13
}
},
"newText": "'"
},
{
"range": {
"start": {
"line": 3,
"character": 22
},
"end": {
"line": 3,
"character": 24
}
},
"newText": "');"
},
{
"range": {
"start": {
"line": 4,
"character": 1
},
"end": {
"line": 4,
"character": 1
}
},
"newText": "\n"
}]
))
);
shutdown(&mut client);
}
#[test]
fn lsp_markdown_no_diagnostics() {
let mut client = init("initialize_params.json");
client
.write_notification(
"textDocument/didOpen",
json!({
"textDocument": {
"uri": "file:///a/file.md",
"languageId": "markdown",
"version": 1,
"text": "# Hello World"
}
}),
)
.unwrap();
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/semanticTokens/full",
json!({
"textDocument": {
"uri": "file:///a/file.md"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(maybe_res, Some(json!(null)));
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.md"
},
"position": {
"line": 0,
"character": 3
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(maybe_res, Some(json!(null)));
shutdown(&mut client);
}
#[test]
fn lsp_configuration_did_change() {
let _g = http_server();
let mut client = init("initialize_params_did_config_change.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "import * as a from \"http://localhost:4545/x/a@\""
}
}),
);
client
.write_notification(
"workspace/didChangeConfiguration",
json!({
"settings": {}
}),
)
.unwrap();
let (id, method, _) = client.read_request::<Value>().unwrap();
assert_eq!(method, "workspace/configuration");
client
.write_response(
id,
json!([{
"enable": true,
"codeLens": {
"implementations": true,
"references": true
},
"importMap": null,
"lint": true,
"suggest": {
"autoImports": true,
"completeFunctionCalls": false,
"names": true,
"paths": true,
"imports": {
"hosts": {
"http://localhost:4545/": true
}
}
},
"unstable": false
}]),
)
.unwrap();
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/completion",
json!({
"textDocument": {
"uri": "file:///a/file.ts"
},
"position": {
"line": 0,
"character": 46
},
"context": {
"triggerKind": 2,
"triggerCharacter": "@"
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
if let Some(lsp::CompletionResponse::List(list)) = maybe_res {
assert!(!list.is_incomplete);
assert_eq!(list.items.len(), 3);
} else {
panic!("unexpected response");
}
let (maybe_res, maybe_err) = client
.write_request(
"completionItem/resolve",
load_fixture("completion_resolve_params_registry.json"),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("completion_resolve_response_registry.json"))
);
shutdown(&mut client);
}
#[test]
fn lsp_workspace_symbol() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "export class A {\n fieldA: string;\n fieldB: string;\n}\n",
}
}),
);
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file_01.ts",
"languageId": "typescript",
"version": 1,
"text": "export class B {\n fieldC: string;\n fieldD: string;\n}\n",
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"workspace/symbol",
json!({
"query": "field"
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!([
{
"name": "fieldA",
"kind": 8,
"location": {
"uri": "file:///a/file.ts",
"range": {
"start": {
"line": 1,
"character": 2
},
"end": {
"line": 1,
"character": 17
}
}
},
"containerName": "A"
},
{
"name": "fieldB",
"kind": 8,
"location": {
"uri": "file:///a/file.ts",
"range": {
"start": {
"line": 2,
"character": 2
},
"end": {
"line": 2,
"character": 17
}
}
},
"containerName": "A"
},
{
"name": "fieldC",
"kind": 8,
"location": {
"uri": "file:///a/file_01.ts",
"range": {
"start": {
"line": 1,
"character": 2
},
"end": {
"line": 1,
"character": 17
}
}
},
"containerName": "B"
},
{
"name": "fieldD",
"kind": 8,
"location": {
"uri": "file:///a/file_01.ts",
"range": {
"start": {
"line": 2,
"character": 2
},
"end": {
"line": 2,
"character": 17
}
}
},
"containerName": "B"
}
]))
);
shutdown(&mut client);
}
#[test]
fn lsp_code_actions_ignore_lint() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "let message = 'Hello, Deno!';\nconsole.log(message);\n"
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/codeAction",
load_fixture("code_action_ignore_lint_params.json"),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("code_action_ignore_lint_response.json"))
);
shutdown(&mut client);
}
/// This test exercises updating an existing deno-lint-ignore-file comment.
#[test]
fn lsp_code_actions_update_ignore_lint() {
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text":
"#!/usr/bin/env -S deno run
// deno-lint-ignore-file camelcase
let snake_case = 'Hello, Deno!';
console.log(snake_case);
",
}
}),
);
let (maybe_res, maybe_err) = client
.write_request(
"textDocument/codeAction",
load_fixture("code_action_update_ignore_lint_params.json"),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(load_fixture("code_action_update_ignore_lint_response.json"))
);
shutdown(&mut client);
}
#[test]
fn lsp_lint_with_config() {
let temp_dir = TempDir::new();
let mut params: lsp::InitializeParams =
serde_json::from_value(load_fixture("initialize_params.json")).unwrap();
let deno_lint_jsonc =
serde_json::to_vec_pretty(&load_fixture("deno.lint.jsonc")).unwrap();
fs::write(temp_dir.path().join("deno.lint.jsonc"), deno_lint_jsonc).unwrap();
params.root_uri = Some(Url::from_file_path(temp_dir.path()).unwrap());
if let Some(Value::Object(mut map)) = params.initialization_options {
map.insert("config".to_string(), json!("./deno.lint.jsonc"));
params.initialization_options = Some(Value::Object(map));
}
let deno_exe = deno_exe_path();
let mut client = LspClient::new(&deno_exe, false).unwrap();
client
.write_request::<_, _, Value>("initialize", params)
.unwrap();
let mut session = TestSession::from_client(client);
let diagnostics = session.did_open(load_fixture("did_open_lint.json"));
let diagnostics = diagnostics.viewed();
assert_eq!(diagnostics.len(), 1);
assert_eq!(
diagnostics[0].code,
Some(lsp::NumberOrString::String("ban-untagged-todo".to_string()))
);
session.shutdown_and_exit();
}
#[test]
fn lsp_lint_exclude_with_config() {
let temp_dir = TempDir::new();
let mut params: lsp::InitializeParams =
serde_json::from_value(load_fixture("initialize_params.json")).unwrap();
let deno_lint_jsonc =
serde_json::to_vec_pretty(&load_fixture("deno.lint.exclude.jsonc"))
.unwrap();
fs::write(temp_dir.path().join("deno.lint.jsonc"), deno_lint_jsonc).unwrap();
params.root_uri = Some(Url::from_file_path(temp_dir.path()).unwrap());
if let Some(Value::Object(mut map)) = params.initialization_options {
map.insert("config".to_string(), json!("./deno.lint.jsonc"));
params.initialization_options = Some(Value::Object(map));
}
let deno_exe = deno_exe_path();
let mut client = LspClient::new(&deno_exe, false).unwrap();
client
.write_request::<_, _, Value>("initialize", params)
.unwrap();
let diagnostics = did_open(
&mut client,
json!({
"textDocument": {
"uri": ModuleSpecifier::from_file_path(temp_dir.path().join("ignored.ts")).unwrap().to_string(),
"languageId": "typescript",
"version": 1,
"text": "// TODO: fixme\nexport async function non_camel_case() {\nconsole.log(\"finished!\")\n}"
}
}),
);
let diagnostics = diagnostics
.into_iter()
.flat_map(|x| x.diagnostics)
.collect::<Vec<_>>();
assert_eq!(diagnostics, Vec::new());
shutdown(&mut client);
}
#[test]
fn lsp_jsx_import_source_pragma() {
let _g = http_server();
let mut client = init("initialize_params.json");
did_open(
&mut client,
json!({
"textDocument": {
"uri": "file:///a/file.tsx",
"languageId": "typescriptreact",
"version": 1,
"text":
"/** @jsxImportSource http://localhost:4545/jsx */
function A() {
return \"hello\";
}
export function B() {
return <A></A>;
}
",
}
}),
);
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"deno/cache",
json!({
"referrer": {
"uri": "file:///a/file.tsx",
},
"uris": [
{
"uri": "http://127.0.0.1:4545/jsx/jsx-runtime",
}
],
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert!(maybe_res.is_some());
let (maybe_res, maybe_err) = client
.write_request::<_, _, Value>(
"textDocument/hover",
json!({
"textDocument": {
"uri": "file:///a/file.tsx"
},
"position": {
"line": 0,
"character": 25
}
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert_eq!(
maybe_res,
Some(json!({
"contents": {
"kind": "markdown",
"value": "**Resolved Dependency**\n\n**Code**: http&#8203;://localhost:4545/jsx/jsx-runtime\n",
},
"range": {
"start": {
"line": 0,
"character": 21
},
"end": {
"line": 0,
"character": 46
}
}
}))
);
shutdown(&mut client);
}
#[derive(Debug, Clone, Deserialize, PartialEq)]
#[serde(rename_all = "camelCase")]
struct TestData {
id: String,
label: String,
steps: Option<Vec<TestData>>,
range: Option<lsp::Range>,
}
#[derive(Debug, Deserialize, PartialEq)]
#[serde(rename_all = "camelCase")]
enum TestModuleNotificationKind {
Insert,
Replace,
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
struct TestModuleNotificationParams {
text_document: lsp::TextDocumentIdentifier,
kind: TestModuleNotificationKind,
label: String,
tests: Vec<TestData>,
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
struct EnqueuedTestModule {
text_document: lsp::TextDocumentIdentifier,
ids: Vec<String>,
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
struct TestRunResponseParams {
enqueued: Vec<EnqueuedTestModule>,
}
#[test]
fn lsp_testing_api() {
let mut params: lsp::InitializeParams =
serde_json::from_value(load_fixture("initialize_params.json")).unwrap();
let temp_dir = TempDir::new();
let root_specifier =
ensure_directory_specifier(Url::from_file_path(temp_dir.path()).unwrap());
let module_path = temp_dir.path().join("./test.ts");
let specifier = ModuleSpecifier::from_file_path(&module_path).unwrap();
let contents = r#"
Deno.test({
name: "test a",
fn() {
console.log("test a");
}
});
"#;
fs::write(&module_path, &contents).unwrap();
fs::write(temp_dir.path().join("./deno.jsonc"), r#"{}"#).unwrap();
params.root_uri = Some(root_specifier);
let deno_exe = deno_exe_path();
let mut client = LspClient::new(&deno_exe, false).unwrap();
client
.write_request::<_, _, Value>("initialize", params)
.unwrap();
client.write_notification("initialized", json!({})).unwrap();
client
.write_notification(
"textDocument/didOpen",
json!({
"textDocument": {
"uri": specifier,
"languageId": "typescript",
"version": 1,
"text": contents,
}
}),
)
.unwrap();
handle_configuration_request(
&mut client,
json!([{
"enable": true,
"codeLens": {
"test": true
}
}]),
);
for _ in 0..4 {
let result = client.read_notification::<Value>();
assert!(result.is_ok());
let (method, notification) = result.unwrap();
if method.as_str() == "deno/testModule" {
let params: TestModuleNotificationParams =
serde_json::from_value(notification.unwrap()).unwrap();
assert_eq!(params.text_document.uri, specifier);
assert_eq!(params.kind, TestModuleNotificationKind::Replace);
assert_eq!(params.label, "test.ts");
assert_eq!(params.tests.len(), 1);
let test = &params.tests[0];
assert_eq!(test.label, "test a");
assert!(test.steps.is_none());
assert_eq!(
test.range,
Some(lsp::Range {
start: lsp::Position {
line: 1,
character: 5,
},
end: lsp::Position {
line: 1,
character: 9,
}
})
);
}
}
let (maybe_res, maybe_err) = client
.write_request::<_, _, TestRunResponseParams>(
"deno/testRun",
json!({
"id": 1,
"kind": "run",
}),
)
.unwrap();
assert!(maybe_err.is_none());
assert!(maybe_res.is_some());
let res = maybe_res.unwrap();
assert_eq!(res.enqueued.len(), 1);
assert_eq!(res.enqueued[0].text_document.uri, specifier);
assert_eq!(res.enqueued[0].ids.len(), 1);
let id = res.enqueued[0].ids[0].clone();
let res = client.read_notification::<Value>();
assert!(res.is_ok());
let (method, notification) = res.unwrap();
assert_eq!(method, "deno/testRunProgress");
assert_eq!(
notification,
Some(json!({
"id": 1,
"message": {
"type": "started",
"test": {
"textDocument": {
"uri": specifier,
},
"id": id,
},
}
}))
);
let res = client.read_notification::<Value>();
assert!(res.is_ok());
let (method, notification) = res.unwrap();
assert_eq!(method, "deno/testRunProgress");
let notification_value = notification
.as_ref()
.unwrap()
.as_object()
.unwrap()
.get("message")
.unwrap()
.as_object()
.unwrap()
.get("value")
.unwrap()
.as_str()
.unwrap();
// deno test's output capturing flushes with a zero-width space in order to
// synchronize the output pipes. Occassionally this zero width space
// might end up in the output so strip it from the output comparison here.
assert_eq!(notification_value.replace('\u{200B}', ""), "test a\r\n");
assert_eq!(
notification,
Some(json!({
"id": 1,
"message": {
"type": "output",
"value": notification_value,
"test": {
"textDocument": {
"uri": specifier,
},
"id": id,
},
}
}))
);
let res = client.read_notification::<Value>();
assert!(res.is_ok());
let (method, notification) = res.unwrap();
assert_eq!(method, "deno/testRunProgress");
let notification = notification.unwrap();
let obj = notification.as_object().unwrap();
assert_eq!(obj.get("id"), Some(&json!(1)));
let message = obj.get("message").unwrap().as_object().unwrap();
match message.get("type").and_then(|v| v.as_str()) {
Some("passed") => {
assert_eq!(
message.get("test"),
Some(&json!({
"textDocument": {
"uri": specifier
},
"id": id,
}))
);
assert!(message.contains_key("duration"));
let res = client.read_notification::<Value>();
assert!(res.is_ok());
let (method, notification) = res.unwrap();
assert_eq!(method, "deno/testRunProgress");
assert_eq!(
notification,
Some(json!({
"id": 1,
"message": {
"type": "end",
}
}))
);
}
// sometimes on windows, the messages come out of order, but it actually is
// working, so if we do get the end before the passed, we will simply let
// the test pass
Some("end") => (),
_ => panic!("unexpected message {}", json!(notification)),
}
shutdown(&mut client);
}
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