mirror of
https://github.com/denoland/deno.git
synced 2024-12-29 10:39:10 -05:00
641 lines
16 KiB
Rust
641 lines
16 KiB
Rust
// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
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use serde::Deserialize;
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use serde::Deserializer;
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use serde_v8::utils::js_exec;
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use serde_v8::utils::v8_do;
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use serde_v8::BigInt;
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use serde_v8::ByteString;
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use serde_v8::Error;
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use serde_v8::U16String;
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use serde_v8::ZeroCopyBuf;
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#[derive(Debug, Deserialize, PartialEq)]
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struct MathOp {
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pub a: u64,
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pub b: u64,
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pub operator: Option<String>,
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}
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#[derive(Debug, PartialEq, Deserialize)]
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enum EnumUnit {
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A,
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B,
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C,
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}
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#[derive(Debug, PartialEq, Deserialize)]
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enum EnumPayloads {
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UInt(u64),
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Int(i64),
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Float(f64),
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Point { x: i64, y: i64 },
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Tuple(bool, i64, ()),
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}
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fn dedo(
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code: &str,
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f: impl FnOnce(&mut v8::HandleScope, v8::Local<v8::Value>),
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) {
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v8_do(|| {
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let isolate = &mut v8::Isolate::new(v8::CreateParams::default());
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let handle_scope = &mut v8::HandleScope::new(isolate);
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let context = v8::Context::new(handle_scope);
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let scope = &mut v8::ContextScope::new(handle_scope, context);
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let v = js_exec(scope, code);
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f(scope, v);
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})
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}
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macro_rules! decheck {
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($fn_name:ident, $t:ty, $src:expr, $x:ident, $check:expr) => {
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#[test]
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fn $fn_name() {
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#[allow(clippy::bool_assert_comparison)]
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dedo($src, |scope, v| {
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let rt = serde_v8::from_v8(scope, v);
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assert!(rt.is_ok(), "from_v8(\"{}\"): {:?}", $src, rt.err());
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let $x: $t = rt.unwrap();
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$check
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});
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}
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};
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}
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macro_rules! detest {
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($fn_name:ident, $t:ty, $src:expr, $rust:expr) => {
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decheck!($fn_name, $t, $src, t, assert_eq!(t, $rust));
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};
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}
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macro_rules! defail {
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($fn_name:ident, $t:ty, $src:expr, $failcase:expr) => {
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#[test]
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fn $fn_name() {
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#[allow(clippy::bool_assert_comparison)]
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dedo($src, |scope, v| {
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let rt: serde_v8::Result<$t> = serde_v8::from_v8(scope, v);
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let rtstr = format!("{:?}", rt);
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let failed_as_expected = $failcase(rt);
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assert!(
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failed_as_expected,
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"expected failure on deserialize(\"{}\"), got: {}",
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$src, rtstr
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);
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});
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}
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};
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}
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detest!(de_option_some, Option<bool>, "true", Some(true));
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detest!(de_option_null, Option<bool>, "null", None);
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detest!(de_option_undefined, Option<bool>, "undefined", None);
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detest!(de_unit_null, (), "null", ());
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detest!(de_unit_undefined, (), "undefined", ());
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detest!(de_bool, bool, "true", true);
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detest!(de_char, char, "'é'", 'é');
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detest!(de_u64, u64, "32", 32);
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detest!(de_string, String, "'Hello'", "Hello".to_owned());
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detest!(de_vec_empty, Vec<u64>, "[]", vec![0; 0]);
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detest!(de_vec_u64, Vec<u64>, "[1,2,3,4,5]", vec![1, 2, 3, 4, 5]);
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detest!(
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de_vec_str,
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Vec<String>,
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"['hello', 'world']",
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vec!["hello".to_owned(), "world".to_owned()]
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);
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detest!(
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de_tuple,
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(u64, bool, ()),
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"[123, true, null]",
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(123, true, ())
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);
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defail!(
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de_tuple_wrong_len_short,
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(u64, bool, ()),
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"[123, true]",
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|e| e == Err(Error::LengthMismatch(2, 3))
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);
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defail!(
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de_tuple_wrong_len_long,
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(u64, bool, ()),
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"[123, true, null, 'extra']",
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|e| e == Err(Error::LengthMismatch(4, 3))
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);
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detest!(
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de_mathop,
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MathOp,
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"({a: 1, b: 3, c: 'ignored'})",
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MathOp {
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a: 1,
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b: 3,
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operator: None
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}
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);
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// Unit enums
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detest!(de_enum_unit_a, EnumUnit, "'A'", EnumUnit::A);
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detest!(de_enum_unit_so_a, EnumUnit, "new String('A')", EnumUnit::A);
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detest!(de_enum_unit_b, EnumUnit, "'B'", EnumUnit::B);
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detest!(de_enum_unit_so_b, EnumUnit, "new String('B')", EnumUnit::B);
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detest!(de_enum_unit_c, EnumUnit, "'C'", EnumUnit::C);
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detest!(de_enum_unit_so_c, EnumUnit, "new String('C')", EnumUnit::C);
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// Enums with payloads (tuples & struct)
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detest!(
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de_enum_payload_int,
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EnumPayloads,
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"({ Int: -123 })",
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EnumPayloads::Int(-123)
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);
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detest!(
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de_enum_payload_uint,
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EnumPayloads,
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"({ UInt: 123 })",
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EnumPayloads::UInt(123)
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);
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detest!(
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de_enum_payload_float,
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EnumPayloads,
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"({ Float: 1.23 })",
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EnumPayloads::Float(1.23)
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);
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detest!(
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de_enum_payload_point,
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EnumPayloads,
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"({ Point: { x: 1, y: 2 } })",
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EnumPayloads::Point { x: 1, y: 2 }
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);
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detest!(
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de_enum_payload_tuple,
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EnumPayloads,
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"({ Tuple: [true, 123, null ] })",
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EnumPayloads::Tuple(true, 123, ())
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);
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#[test]
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fn de_f64() {
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dedo("12345.0", |scope, v| {
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let x: f64 = serde_v8::from_v8(scope, v).unwrap();
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assert!((x - 12345.0).abs() < f64::EPSILON);
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});
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}
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#[test]
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fn de_map() {
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use std::collections::HashMap;
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dedo("({a: 1, b: 2, c: 3})", |scope, v| {
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let map: HashMap<String, u64> = serde_v8::from_v8(scope, v).unwrap();
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assert_eq!(map.get("a").cloned(), Some(1));
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assert_eq!(map.get("b").cloned(), Some(2));
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assert_eq!(map.get("c").cloned(), Some(3));
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assert_eq!(map.get("nada"), None);
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})
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}
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#[test]
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fn de_obj_with_numeric_keys() {
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dedo(
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r#"({
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lines: {
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100: {
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unit: "m"
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},
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200: {
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unit: "cm"
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}
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}
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})"#,
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|scope, v| {
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let json: serde_json::Value = serde_v8::from_v8(scope, v).unwrap();
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assert_eq!(
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json.to_string(),
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r#"{"lines":{"100":{"unit":"m"},"200":{"unit":"cm"}}}"#
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);
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},
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)
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}
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#[test]
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fn de_string_or_buffer() {
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dedo("'hello'", |scope, v| {
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let sob: serde_v8::StringOrBuffer = serde_v8::from_v8(scope, v).unwrap();
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assert_eq!(sob.as_ref(), &[0x68, 0x65, 0x6C, 0x6C, 0x6F]);
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});
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dedo("new Uint8Array([97])", |scope, v| {
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let sob: serde_v8::StringOrBuffer = serde_v8::from_v8(scope, v).unwrap();
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assert_eq!(sob.as_ref(), &[97]);
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});
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dedo("new Uint8Array([128])", |scope, v| {
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let sob: serde_v8::StringOrBuffer = serde_v8::from_v8(scope, v).unwrap();
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assert_eq!(sob.as_ref(), &[128]);
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});
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dedo(
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"(Uint8Array.from([0x68, 0x65, 0x6C, 0x6C, 0x6F]))",
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|scope, v| {
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let sob: serde_v8::StringOrBuffer = serde_v8::from_v8(scope, v).unwrap();
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assert_eq!(sob.as_ref(), &[0x68, 0x65, 0x6C, 0x6C, 0x6F]);
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},
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);
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}
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#[test]
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fn de_buffers() {
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// ArrayBufferView
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dedo("new Uint8Array([97])", |scope, v| {
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let buf: ZeroCopyBuf = serde_v8::from_v8(scope, v).unwrap();
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assert_eq!(&*buf, &[97]);
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});
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// ArrayBuffer
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dedo("(new Uint8Array([97])).buffer", |scope, v| {
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let buf: ZeroCopyBuf = serde_v8::from_v8(scope, v).unwrap();
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assert_eq!(&*buf, &[97]);
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});
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dedo(
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"(Uint8Array.from([0x68, 0x65, 0x6C, 0x6C, 0x6F]))",
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|scope, v| {
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let buf: ZeroCopyBuf = serde_v8::from_v8(scope, v).unwrap();
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assert_eq!(&*buf, &[0x68, 0x65, 0x6C, 0x6C, 0x6F]);
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},
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);
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dedo("(new ArrayBuffer(4))", |scope, v| {
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let buf: ZeroCopyBuf = serde_v8::from_v8(scope, v).unwrap();
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assert_eq!(&*buf, &[0x0, 0x0, 0x0, 0x0]);
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});
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dedo("(new ArrayBuffer(8, { maxByteLength: 16}))", |scope, v| {
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let result: Result<ZeroCopyBuf, Error> = serde_v8::from_v8(scope, v);
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matches!(result, Err(Error::ResizableBackingStoreNotSupported));
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});
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}
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// Structs
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#[derive(Debug, PartialEq, Deserialize)]
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struct StructUnit;
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#[derive(Debug, PartialEq)]
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struct StructPayload {
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a: u64,
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b: u64,
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}
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struct StructVisitor;
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impl<'de> serde::de::Visitor<'de> for StructVisitor {
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type Value = StructPayload;
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fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
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formatter.write_str("struct StructPayload")
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}
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fn visit_map<A>(self, mut map: A) -> Result<Self::Value, A::Error>
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where
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A: serde::de::MapAccess<'de>,
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{
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let mut payload = StructPayload { a: 0, b: 0 };
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while let Some(key) = map.next_key::<String>()? {
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match key.as_ref() {
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"a" => payload.a = map.next_value()?,
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"b" => payload.b = map.next_value()?,
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f => panic!("Unknown field {f}"),
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}
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}
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Ok(payload)
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}
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}
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detest!(de_unit_struct, StructUnit, "'StructUnit'", StructUnit);
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#[test]
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fn de_struct() {
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dedo("({ a: 1, b: 2 })", |scope, v| {
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let mut de = serde_v8::Deserializer::new(scope, v, None);
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let payload = de
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.deserialize_struct("StructPayload", &[], StructVisitor)
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.unwrap();
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assert_eq!(payload, StructPayload { a: 1, b: 2 })
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})
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}
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#[test]
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fn de_struct_hint() {
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dedo("({ a: 1, b: 2 })", |scope, v| {
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let mut de = serde_v8::Deserializer::new(scope, v, None);
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let payload = de
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.deserialize_struct("StructPayload", &["a", "b"], StructVisitor)
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.unwrap();
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assert_eq!(payload, StructPayload { a: 1, b: 2 })
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})
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}
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////
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// JSON tests: serde_json::Value compatibility
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////
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detest!(
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de_json_null,
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serde_json::Value,
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"null",
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serde_json::Value::Null
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);
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detest!(
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de_json_bool,
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serde_json::Value,
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"true",
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serde_json::Value::Bool(true)
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);
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detest!(
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de_json_int,
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serde_json::Value,
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"123",
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serde_json::Value::Number(serde_json::Number::from(123))
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);
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detest!(
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de_json_float,
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serde_json::Value,
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"123.45",
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serde_json::Value::Number(serde_json::Number::from_f64(123.45).unwrap())
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);
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detest!(
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de_json_string,
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serde_json::Value,
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"'Hello'",
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serde_json::Value::String("Hello".to_string())
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);
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detest!(
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de_json_vec_string,
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serde_json::Value,
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"['Hello', 'World']",
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serde_json::Value::Array(vec![
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serde_json::Value::String("Hello".to_string()),
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serde_json::Value::String("World".to_string())
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])
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);
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detest!(
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de_json_tuple,
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serde_json::Value,
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"[true, 'World', 123.45, null]",
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serde_json::Value::Array(vec![
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serde_json::Value::Bool(true),
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serde_json::Value::String("World".to_string()),
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serde_json::Value::Number(serde_json::Number::from_f64(123.45).unwrap()),
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serde_json::Value::Null,
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])
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);
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detest!(
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de_json_object,
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serde_json::Value,
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"({a: 1, b: 'hello', c: true})",
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serde_json::json!({
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"a": 1,
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"b": "hello",
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"c": true,
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})
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);
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detest!(
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de_json_object_from_map,
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serde_json::Value,
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"(new Map([['a', 1], ['b', 'hello'], ['c', true]]))",
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serde_json::json!({
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"a": 1,
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"b": "hello",
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"c": true,
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})
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);
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// TODO: this is not optimal, ideally we'd get an array of [1,2,3] instead.
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// Fixing that will require exposing Set::AsArray in the v8 bindings.
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detest!(
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de_json_object_from_set,
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serde_json::Value,
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"(new Set([1, 2, 3]))",
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serde_json::json!({})
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);
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defail!(defail_struct, MathOp, "123", |e| e
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== Err(Error::ExpectedObject("Number")));
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#[derive(Eq, PartialEq, Debug, Deserialize)]
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pub struct SomeThing {
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pub a: String,
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#[serde(default)]
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pub b: String,
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}
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detest!(
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de_struct_defaults,
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SomeThing,
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"({ a: 'hello' })",
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SomeThing {
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a: "hello".into(),
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b: "".into()
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}
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);
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detest!(de_bstr, ByteString, "'hello'", "hello".into());
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defail!(defail_bstr, ByteString, "'👋bye'", |e| e
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== Err(Error::ExpectedLatin1));
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#[derive(Eq, PartialEq, Debug, Deserialize)]
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pub struct StructWithBytes {
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#[serde(with = "serde_bytes")]
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a: Vec<u8>,
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#[serde(with = "serde_bytes")]
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b: Vec<u8>,
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#[serde(with = "serde_bytes")]
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c: Vec<u8>,
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}
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detest!(
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de_struct_with_bytes,
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StructWithBytes,
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"({ a: new Uint8Array([1, 2]), b: (new Uint8Array([3 , 4])).buffer, c: (new Uint32Array([0])).buffer})",
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StructWithBytes {
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a: vec![1, 2],
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b: vec![3, 4],
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c: vec![0, 0, 0, 0],
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}
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);
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detest!(
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de_u16str,
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U16String,
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"'hello'",
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"hello".encode_utf16().collect::<Vec<_>>().into()
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);
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detest!(
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de_u16str_non_latin1,
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U16String,
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"'👋bye'",
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"👋bye".encode_utf16().collect::<Vec<_>>().into()
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);
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// NaN
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detest!(de_nan_u8, u8, "NaN", 0);
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detest!(de_nan_u16, u16, "NaN", 0);
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detest!(de_nan_u32, u32, "NaN", 0);
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detest!(de_nan_u64, u64, "NaN", 0);
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detest!(de_nan_i8, i8, "NaN", 0);
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detest!(de_nan_i16, i16, "NaN", 0);
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detest!(de_nan_i32, i32, "NaN", 0);
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detest!(de_nan_i64, i64, "NaN", 0);
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decheck!(de_nan_f32, f32, "NaN", t, assert!(t.is_nan()));
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decheck!(de_nan_f64, f64, "NaN", t, assert!(t.is_nan()));
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// Infinity
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detest!(de_inf_u8, u8, "Infinity", u8::MAX);
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detest!(de_inf_u16, u16, "Infinity", u16::MAX);
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detest!(de_inf_u32, u32, "Infinity", u32::MAX);
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detest!(de_inf_u64, u64, "Infinity", u64::MAX);
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|
detest!(de_inf_i8, i8, "Infinity", i8::MAX);
|
|
detest!(de_inf_i16, i16, "Infinity", i16::MAX);
|
|
detest!(de_inf_i32, i32, "Infinity", i32::MAX);
|
|
detest!(de_inf_i64, i64, "Infinity", i64::MAX);
|
|
detest!(de_inf_f32, f32, "Infinity", f32::INFINITY);
|
|
detest!(de_inf_f64, f64, "Infinity", f64::INFINITY);
|
|
|
|
// -Infinity
|
|
detest!(de_neg_inf_u8, u8, "-Infinity", u8::MIN);
|
|
detest!(de_neg_inf_u16, u16, "-Infinity", u16::MIN);
|
|
detest!(de_neg_inf_u32, u32, "-Infinity", u32::MIN);
|
|
detest!(de_neg_inf_u64, u64, "-Infinity", u64::MIN);
|
|
detest!(de_neg_inf_i8, i8, "-Infinity", i8::MIN);
|
|
detest!(de_neg_inf_i16, i16, "-Infinity", i16::MIN);
|
|
detest!(de_neg_inf_i32, i32, "-Infinity", i32::MIN);
|
|
detest!(de_neg_inf_i64, i64, "-Infinity", i64::MIN);
|
|
detest!(de_neg_inf_f32, f32, "-Infinity", f32::NEG_INFINITY);
|
|
detest!(de_neg_inf_f64, f64, "-Infinity", f64::NEG_INFINITY);
|
|
|
|
// valueOf Number
|
|
detest!(de_valof_u8, u8, "({ valueOf: () => 123 })", 123);
|
|
detest!(de_valof_u16, u16, "({ valueOf: () => 123 })", 123);
|
|
detest!(de_valof_u32, u32, "({ valueOf: () => 123 })", 123);
|
|
detest!(de_valof_u64, u64, "({ valueOf: () => 123 })", 123);
|
|
detest!(de_valof_i8, i8, "({ valueOf: () => 123 })", 123);
|
|
detest!(de_valof_i16, i16, "({ valueOf: () => 123 })", 123);
|
|
detest!(de_valof_i32, i32, "({ valueOf: () => 123 })", 123);
|
|
detest!(de_valof_i64, i64, "({ valueOf: () => 123 })", 123);
|
|
detest!(de_valof_f32, f32, "({ valueOf: () => 123 })", 123.0);
|
|
detest!(de_valof_f64, f64, "({ valueOf: () => 123 })", 123.0);
|
|
|
|
// valueOf BigInt
|
|
detest!(de_valof_bigint_u8, u8, "({ valueOf: () => 123n })", 123);
|
|
detest!(de_valof_bigint_u16, u16, "({ valueOf: () => 123n })", 123);
|
|
detest!(de_valof_bigint_u32, u32, "({ valueOf: () => 123n })", 123);
|
|
detest!(de_valof_bigint_u64, u64, "({ valueOf: () => 123n })", 123);
|
|
detest!(de_valof_bigint_i8, i8, "({ valueOf: () => 123n })", 123);
|
|
detest!(de_valof_bigint_i16, i16, "({ valueOf: () => 123n })", 123);
|
|
detest!(de_valof_bigint_i32, i32, "({ valueOf: () => 123n })", 123);
|
|
detest!(de_valof_bigint_i64, i64, "({ valueOf: () => 123n })", 123);
|
|
detest!(de_valof_bigint_f32, f32, "({ valueOf: () => 123n })", 123.0);
|
|
detest!(de_valof_bigint_f64, f64, "({ valueOf: () => 123n })", 123.0);
|
|
|
|
// bool
|
|
detest!(de_num_true, u8, "true", 1);
|
|
detest!(de_num_false, u8, "false", 0);
|
|
|
|
// BigInt to f32/f64 max/min
|
|
detest!(
|
|
de_bigint_f64_max,
|
|
f64,
|
|
"BigInt(1.7976931348623157e+308)",
|
|
f64::MAX
|
|
);
|
|
detest!(
|
|
de_bigint_f64_min,
|
|
f64,
|
|
"BigInt(-1.7976931348623157e+308)",
|
|
f64::MIN
|
|
);
|
|
detest!(de_bigint_f32_max, f32, "BigInt(3.40282347e38)", f32::MAX);
|
|
detest!(de_bigint_f32_min, f32, "BigInt(-3.40282347e38)", f32::MIN);
|
|
// BigInt to f32/f64 saturating to inf
|
|
detest!(
|
|
de_bigint_f64_inf,
|
|
f64,
|
|
"(BigInt(1.7976931348623157e+308)*BigInt(100))",
|
|
f64::INFINITY
|
|
);
|
|
detest!(
|
|
de_bigint_f64_neg_inf,
|
|
f64,
|
|
"(BigInt(-1.7976931348623157e+308)*BigInt(100))",
|
|
f64::NEG_INFINITY
|
|
);
|
|
|
|
detest!(
|
|
de_bigint_f32_inf,
|
|
f32,
|
|
"BigInt(1.7976931348623157e+308)",
|
|
f32::INFINITY
|
|
);
|
|
detest!(
|
|
de_bigint_f32_neg_inf,
|
|
f32,
|
|
"BigInt(-1.7976931348623157e+308)",
|
|
f32::NEG_INFINITY
|
|
);
|
|
|
|
// BigInt to BigInt
|
|
detest!(
|
|
de_bigint_var_u8,
|
|
BigInt,
|
|
"255n",
|
|
num_bigint::BigInt::from(255u8).into()
|
|
);
|
|
detest!(
|
|
de_bigint_var_i8,
|
|
BigInt,
|
|
"-128n",
|
|
num_bigint::BigInt::from(-128i8).into()
|
|
);
|
|
detest!(
|
|
de_bigint_var_u16,
|
|
BigInt,
|
|
"65535n",
|
|
num_bigint::BigInt::from(65535u16).into()
|
|
);
|
|
detest!(
|
|
de_bigint_var_i16,
|
|
BigInt,
|
|
"-32768n",
|
|
num_bigint::BigInt::from(-32768i16).into()
|
|
);
|
|
detest!(
|
|
de_bigint_var_u32,
|
|
BigInt,
|
|
"4294967295n",
|
|
num_bigint::BigInt::from(4294967295u32).into()
|
|
);
|
|
detest!(
|
|
de_bigint_var_i32,
|
|
BigInt,
|
|
"-2147483648n",
|
|
num_bigint::BigInt::from(-2147483648i32).into()
|
|
);
|
|
detest!(
|
|
de_bigint_var_u64,
|
|
BigInt,
|
|
"18446744073709551615n",
|
|
num_bigint::BigInt::from(18446744073709551615u64).into()
|
|
);
|
|
detest!(
|
|
de_bigint_var_i64,
|
|
BigInt,
|
|
"-9223372036854775808n",
|
|
num_bigint::BigInt::from(-9223372036854775808i64).into()
|
|
);
|
|
detest!(
|
|
de_bigint_var_u128,
|
|
BigInt,
|
|
"340282366920938463463374607431768211455n",
|
|
num_bigint::BigInt::from(340282366920938463463374607431768211455u128).into()
|
|
);
|
|
detest!(
|
|
de_bigint_var_i128,
|
|
BigInt,
|
|
"-170141183460469231731687303715884105728n",
|
|
num_bigint::BigInt::from(-170141183460469231731687303715884105728i128).into()
|
|
);
|