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denoland-deno/cli/tests/testdata/compiler_api_test.ts
2021-12-22 14:25:06 +01:00

637 lines
17 KiB
TypeScript

// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
import {
assert,
assertEquals,
assertRejects,
assertStringIncludes,
} from "../../../test_util/std/testing/asserts.ts";
Deno.test({
name: "Deno.emit() - sources provided",
async fn() {
const { diagnostics, files, ignoredOptions, stats } = await Deno.emit(
"/foo.ts",
{
sources: {
"/foo.ts": `import * as bar from "./bar.ts";\n\nconsole.log(bar);\n`,
"/bar.ts": `export const bar = "bar";\n`,
},
},
);
assertEquals(diagnostics.length, 0);
assert(!ignoredOptions);
assertEquals(stats.length, 12);
const keys = Object.keys(files).sort();
assert(keys[0].endsWith("/bar.ts.js"));
assert(keys[1].endsWith("/bar.ts.js.map"));
assert(keys[2].endsWith("/foo.ts.js"));
assert(keys[3].endsWith("/foo.ts.js.map"));
},
});
Deno.test({
name: "Deno.emit() - no sources provided",
async fn() {
const { diagnostics, files, ignoredOptions, stats } = await Deno.emit(
"./subdir/mod1.ts",
);
assertEquals(diagnostics.length, 0);
assert(!ignoredOptions);
assertEquals(stats.length, 12);
const keys = Object.keys(files).sort();
assertEquals(keys.length, 6);
assert(keys[0].endsWith("subdir/mod1.ts.js"));
assert(keys[1].endsWith("subdir/mod1.ts.js.map"));
},
});
Deno.test({
name: "Deno.emit() - compiler options effects emit",
async fn() {
const { diagnostics, files, ignoredOptions, stats } = await Deno.emit(
"/foo.ts",
{
compilerOptions: {
module: "amd",
sourceMap: false,
},
sources: { "/foo.ts": `export const foo = "foo";` },
},
);
assertEquals(diagnostics.length, 0);
assert(!ignoredOptions);
assertEquals(stats.length, 12);
const keys = Object.keys(files);
assertEquals(keys.length, 1);
const key = keys[0];
assert(key.endsWith("/foo.ts.js"));
assert(files[key].startsWith("define("));
},
});
Deno.test({
name: "Deno.emit() - pass lib in compiler options",
async fn() {
const { diagnostics, files, ignoredOptions, stats } = await Deno.emit(
"file:///foo.ts",
{
compilerOptions: {
lib: ["dom", "es2018", "deno.ns"],
},
sources: {
"file:///foo.ts": `console.log(document.getElementById("foo"));
console.log(Deno.args);`,
},
},
);
assertEquals(diagnostics.length, 0);
assert(!ignoredOptions);
assertEquals(stats.length, 12);
const keys = Object.keys(files).sort();
assertEquals(keys, ["file:///foo.ts.js", "file:///foo.ts.js.map"]);
},
});
Deno.test({
name: "Deno.emit() - type references can be loaded",
async fn() {
const { diagnostics, files, ignoredOptions, stats } = await Deno.emit(
"file:///a.ts",
{
sources: {
"file:///a.ts": `/// <reference types="./b.d.ts" />
const b = new B();
console.log(b.b);`,
"file:///b.d.ts": `declare class B {
b: string;
}`,
},
},
);
assertEquals(diagnostics.length, 0);
assert(!ignoredOptions);
assertEquals(stats.length, 12);
const keys = Object.keys(files).sort();
assertEquals(keys, ["file:///a.ts.js", "file:///a.ts.js.map"]);
},
});
Deno.test({
name: "Deno.emit() - compilerOptions.types",
async fn() {
const { diagnostics, files, ignoredOptions, stats } = await Deno.emit(
"file:///a.ts",
{
compilerOptions: {
types: ["file:///b.d.ts"],
},
sources: {
"file:///a.ts": `const b = new B();
console.log(b.b);`,
"file:///b.d.ts": `declare class B {
b: string;
}`,
},
},
);
assertEquals(diagnostics.length, 0);
assert(!ignoredOptions);
assertEquals(stats.length, 12);
const keys = Object.keys(files).sort();
assertEquals(keys, ["file:///a.ts.js", "file:///a.ts.js.map"]);
},
});
Deno.test({
name: "Deno.emit() - import maps",
async fn() {
const { diagnostics, files, ignoredOptions, stats } = await Deno.emit(
"file:///a.ts",
{
importMap: {
imports: {
"b": "./b.ts",
},
},
importMapPath: "file:///import-map.json",
sources: {
"file:///a.ts": `import * as b from "b"
console.log(b);`,
"file:///b.ts": `export const b = "b";`,
},
},
);
assertEquals(diagnostics.length, 0);
assert(!ignoredOptions);
assertEquals(stats.length, 12);
const keys = Object.keys(files).sort();
assertEquals(
keys,
[
"file:///a.ts.js",
"file:///a.ts.js.map",
"file:///b.ts.js",
"file:///b.ts.js.map",
],
);
},
});
Deno.test({
name: "Deno.emit() - allowSyntheticDefaultImports true by default",
async fn() {
const { diagnostics, files, ignoredOptions } = await Deno.emit(
"file:///a.ts",
{
sources: {
"file:///a.ts": `import b from "./b.js";\n`,
"file:///b.js":
`/// <reference types="./b.d.ts";\n\nconst b = "b";\n\nexport default b;\n`,
"file:///b.d.ts": `declare const b: "b";\nexport = b;\n`,
},
},
);
assertEquals(diagnostics.length, 0);
assert(!ignoredOptions);
const keys = Object.keys(files).sort();
assertEquals(keys, [
"file:///a.ts.js",
"file:///a.ts.js.map",
"file:///b.js",
]);
},
});
Deno.test({
name: "Deno.emit() - no check",
async fn() {
const { diagnostics, files, ignoredOptions, stats } = await Deno.emit(
"/foo.ts",
{
check: false,
sources: {
"/foo.ts": `export enum Foo { Foo, Bar, Baz };\n`,
},
},
);
assertEquals(diagnostics.length, 0);
assert(!ignoredOptions);
assertEquals(stats.length, 3);
const keys = Object.keys(files).sort();
assert(keys[0].endsWith("/foo.ts.js"));
assert(keys[1].endsWith("/foo.ts.js.map"));
assert(files[keys[0]].startsWith("export var Foo;"));
},
});
Deno.test({
name: "Deno.emit() - no check - config effects emit",
async fn() {
const { diagnostics, files, ignoredOptions, stats } = await Deno.emit(
"/foo.ts",
{
check: false,
compilerOptions: { removeComments: true },
sources: {
"/foo.ts":
`/** This is JSDoc */\nexport enum Foo { Foo, Bar, Baz };\n`,
},
},
);
assertEquals(diagnostics.length, 0);
assert(!ignoredOptions);
assertEquals(stats.length, 3);
const keys = Object.keys(files).sort();
assert(keys[0].endsWith("/foo.ts.js"));
assert(keys[1].endsWith("/foo.ts.js.map"));
assert(!files[keys[0]].includes("This is JSDoc"));
},
});
Deno.test({
name: "Deno.emit() - bundle as module script - with sources",
async fn() {
const { diagnostics, files, ignoredOptions, stats } = await Deno.emit(
"/foo.ts",
{
bundle: "module",
sources: {
"/foo.ts": `export * from "./bar.ts";\n`,
"/bar.ts": `export const bar = "bar";\n`,
},
},
);
assertEquals(diagnostics.length, 0);
assert(!ignoredOptions);
assertEquals(stats.length, 12);
assertEquals(
Object.keys(files).sort(),
["deno:///bundle.js", "deno:///bundle.js.map"].sort(),
);
assert(files["deno:///bundle.js"].includes(`const bar = "bar"`));
},
});
Deno.test({
name: "Deno.emit() - bundle as module script - no sources",
async fn() {
const { diagnostics, files, ignoredOptions, stats } = await Deno.emit(
"./subdir/mod1.ts",
{
bundle: "module",
},
);
assertEquals(diagnostics.length, 0);
assert(!ignoredOptions);
assertEquals(stats.length, 12);
assertEquals(
Object.keys(files).sort(),
["deno:///bundle.js", "deno:///bundle.js.map"].sort(),
);
assert(files["deno:///bundle.js"].length);
},
});
Deno.test({
name: "Deno.emit() - bundle as module script - include js modules",
async fn() {
const { diagnostics, files, ignoredOptions, stats } = await Deno.emit(
"/foo.js",
{
bundle: "module",
sources: {
"/foo.js": `export * from "./bar.js";\n`,
"/bar.js": `export const bar = "bar";\n`,
},
},
);
assertEquals(diagnostics.length, 0);
assert(!ignoredOptions);
assertEquals(stats.length, 0);
assertEquals(
Object.keys(files).sort(),
["deno:///bundle.js.map", "deno:///bundle.js"].sort(),
);
assert(files["deno:///bundle.js"].includes(`const bar = "bar"`));
},
});
Deno.test({
name: "Deno.emit() - generates diagnostics",
async fn() {
const { diagnostics, files } = await Deno.emit(
"/foo.ts",
{
sources: {
"/foo.ts": `document.getElementById("foo");`,
},
},
);
assertEquals(diagnostics.length, 1);
const keys = Object.keys(files).sort();
assert(keys[0].endsWith("/foo.ts.js"));
assert(keys[1].endsWith("/foo.ts.js.map"));
},
});
// See https://github.com/denoland/deno/issues/6908
Deno.test({
name: "Deno.emit() - invalid syntax does not panic",
async fn() {
const { diagnostics } = await Deno.emit("/main.js", {
sources: {
"/main.js": `
export class Foo {
constructor() {
console.log("foo");
}
export get() {
console.log("bar");
}
}`,
},
});
assertEquals(diagnostics.length, 1);
assert(
diagnostics[0].messageText!.startsWith(
"The module's source code could not be parsed: Unexpected token `get`. Expected * for generator, private key, identifier or async at file:",
),
);
},
});
Deno.test({
name: 'Deno.emit() - allows setting of "importsNotUsedAsValues"',
async fn() {
const { diagnostics } = await Deno.emit("/a.ts", {
sources: {
"/a.ts": `import { B } from "./b.ts";
const b: B = { b: "b" };`,
"/b.ts": `export interface B {
b:string;
};`,
},
compilerOptions: {
importsNotUsedAsValues: "error",
},
});
assert(diagnostics);
assertEquals(diagnostics.length, 1);
assert(diagnostics[0].messageText);
assert(diagnostics[0].messageText.includes("This import is never used"));
},
});
Deno.test({
name: "Deno.emit() - Unknown media type does not panic",
async fn() {
await Deno.emit("https://example.com/foo", {
sources: {
"https://example.com/foo": `let foo: string = "foo";`,
},
});
},
});
Deno.test({
name: "Deno.emit() - non-normalized specifier and source can compile",
async fn() {
const specifier = "https://example.com/foo//bar.ts";
const { files } = await Deno.emit(specifier, {
sources: {
[specifier]: `export let foo: string = "foo";`,
},
});
assertEquals(files[`${specifier}.js`], 'export let foo = "foo";\n');
assert(typeof files[`${specifier}.js.map`] === "string");
},
});
Deno.test({
name: `Deno.emit() - bundle as classic script iife`,
async fn() {
const { diagnostics, files } = await Deno.emit("/a.ts", {
bundle: "classic",
sources: {
"/a.ts": `import { b } from "./b.ts";
console.log(b);`,
"/b.ts": `export const b = "b";`,
},
});
assert(diagnostics);
assertEquals(diagnostics.length, 0);
assertEquals(Object.keys(files).length, 2);
assert(files["deno:///bundle.js"].startsWith("(function() {\n"));
assert(files["deno:///bundle.js"].endsWith("})();\n"));
assert(files["deno:///bundle.js.map"]);
},
});
Deno.test({
name: `Deno.emit() - throws descriptive error when unable to load import map`,
async fn() {
await assertRejects(
async () => {
await Deno.emit("/a.ts", {
bundle: "classic",
sources: {
"/a.ts": `console.log("hello");`,
},
importMapPath: "file:///import_map_does_not_exist.json",
});
},
Error,
"Unable to load 'file:///import_map_does_not_exist.json' import map",
);
},
});
Deno.test({
name: `Deno.emit() - support source maps with bundle option`,
async fn() {
{
const { diagnostics, files } = await Deno.emit("/a.ts", {
bundle: "classic",
sources: {
"/a.ts": `import { b } from "./b.ts";
console.log(b);`,
"/b.ts": `export const b = "b";`,
},
compilerOptions: {
inlineSourceMap: true,
sourceMap: false,
},
});
assert(diagnostics);
assertEquals(diagnostics.length, 0);
assertEquals(Object.keys(files).length, 1);
assertStringIncludes(files["deno:///bundle.js"], "sourceMappingURL");
}
const { diagnostics, files } = await Deno.emit("/a.ts", {
bundle: "classic",
sources: {
"/a.ts": `import { b } from "./b.ts";
console.log(b);`,
"/b.ts": `export const b = "b";`,
},
});
assert(diagnostics);
assertEquals(diagnostics.length, 0);
assertEquals(Object.keys(files).length, 2);
assert(files["deno:///bundle.js"]);
assert(files["deno:///bundle.js.map"]);
},
});
Deno.test({
name: `Deno.emit() - graph errors as diagnostics`,
ignore: Deno.build.os === "windows",
async fn() {
const { diagnostics } = await Deno.emit("/a.ts", {
sources: {
"/a.ts": `import { b } from "./b.ts";
console.log(b);`,
},
});
assert(diagnostics);
assertEquals(diagnostics, [
{
category: 1,
code: 2305,
start: { line: 0, character: 9 },
end: { line: 0, character: 10 },
messageText:
`Module '"deno:///missing_dependency.d.ts"' has no exported member 'b'.`,
messageChain: null,
source: null,
sourceLine: 'import { b } from "./b.ts";',
fileName: "file:///a.ts",
relatedInformation: null,
},
{
category: 1,
code: 900001,
start: null,
end: null,
messageText: 'Module not found "file:///b.ts".',
messageChain: null,
source: null,
sourceLine: null,
fileName: "file:///b.ts",
relatedInformation: null,
},
]);
assert(
Deno.formatDiagnostics(diagnostics).includes(
'Module not found "file:///b.ts".',
),
);
},
});
Deno.test({
name: "Deno.emit() - no check respects inlineSources compiler option",
async fn() {
const { files } = await Deno.emit(
"file:///a.ts",
{
check: false,
compilerOptions: {
types: ["file:///b.d.ts"],
inlineSources: true,
},
sources: {
"file:///a.ts": `const b = new B();
console.log(b.b);`,
"file:///b.d.ts": `declare class B {
b: string;
}`,
},
},
);
const sourceMap: { sourcesContent?: string[] } = JSON.parse(
files["file:///a.ts.js.map"],
);
assert(sourceMap.sourcesContent);
assertEquals(sourceMap.sourcesContent.length, 1);
},
});
Deno.test({
name: "Deno.emit() - JSX import source pragma",
async fn() {
const { files } = await Deno.emit(
"file:///a.tsx",
{
sources: {
"file:///a.tsx": `/** @jsxImportSource https://example.com/jsx */
export function App() {
return (
<div><></></div>
);
}`,
"https://example.com/jsx/jsx-runtime": `export function jsx(
_type,
_props,
_key,
_source,
_self,
) {}
export const jsxs = jsx;
export const jsxDEV = jsx;
export const Fragment = Symbol("Fragment");
console.log("imported", import.meta.url);
`,
},
},
);
assert(files["file:///a.tsx.js"]);
assert(
files["file:///a.tsx.js"].startsWith(
`import { Fragment as _Fragment, jsx as _jsx } from "https://example.com/jsx/jsx-runtime";\n`,
),
);
},
});
Deno.test({
name: "Deno.emit() - JSX import source no pragma",
async fn() {
const { files } = await Deno.emit(
"file:///a.tsx",
{
compilerOptions: {
jsx: "react-jsx",
jsxImportSource: "https://example.com/jsx",
},
sources: {
"file:///a.tsx": `export function App() {
return (
<div><></></div>
);
}`,
"https://example.com/jsx/jsx-runtime": `export function jsx(
_type,
_props,
_key,
_source,
_self,
) {}
export const jsxs = jsx;
export const jsxDEV = jsx;
export const Fragment = Symbol("Fragment");
console.log("imported", import.meta.url);
`,
},
},
);
assert(files["file:///a.tsx.js"]);
assert(
files["file:///a.tsx.js"].startsWith(
`import { Fragment as _Fragment, jsx as _jsx } from "https://example.com/jsx/jsx-runtime";\n`,
),
);
},
});