mirror of
https://github.com/pjh456/OxideJS.git
synced 2026-10-24 02:31:13 +08:00
91 lines
3.4 KiB
Rust
91 lines
3.4 KiB
Rust
use std::sync::Arc;
|
||
|
||
use oxide_compiler::compiler::Compiler;
|
||
use oxide_types::value::JsValue;
|
||
use oxide_vm::vm::Vm;
|
||
|
||
fn eval(vm: &mut Vm, source: &str) -> Result<JsValue, String> {
|
||
let allocator = oxide_parser::Allocator::default();
|
||
let program = oxide_parser::parse(&allocator, source).map_err(|e| format!("Parse error: {:?}", e))?;
|
||
let module = Compiler::new().compile(&program).map_err(|e| format!("Compile error: {}", e))?;
|
||
vm.run(&Arc::new(module))
|
||
}
|
||
|
||
/// 七构造器 `Symbol.species` 静态 getter 的规范描述符面：
|
||
/// `{ get, set:undefined, enumerable:false, configurable:true }`、`get.length === 0`、
|
||
/// `get.name === "get [Symbol.species]"`，getter 返回 receiver。
|
||
fn assert_species_accessor(ctor_name: &str) {
|
||
let mut vm = Vm::new();
|
||
let source = format!(
|
||
"var d = Object.getOwnPropertyDescriptor({ctor_name}, Symbol.species); \
|
||
d !== undefined && d.set === undefined && d.enumerable === false && d.configurable === true && \
|
||
typeof d.get === 'function' && d.get.length === 0 && d.get.name === 'get [Symbol.species]' && \
|
||
d.get.call({ctor_name}) === {ctor_name} && d.get.call('x') === 'x'"
|
||
);
|
||
let result = eval(&mut vm, &source).unwrap();
|
||
assert!(result.as_bool(), "{ctor_name} species accessor descriptor mismatch");
|
||
}
|
||
|
||
#[test]
|
||
fn array_buffer_species_accessor_descriptor() {
|
||
assert_species_accessor("ArrayBuffer");
|
||
}
|
||
|
||
#[test]
|
||
fn map_species_accessor_descriptor() {
|
||
assert_species_accessor("Map");
|
||
}
|
||
|
||
#[test]
|
||
fn set_species_accessor_descriptor() {
|
||
assert_species_accessor("Set");
|
||
}
|
||
|
||
#[test]
|
||
fn regexp_species_accessor_descriptor() {
|
||
assert_species_accessor("RegExp");
|
||
}
|
||
|
||
#[test]
|
||
fn promise_species_accessor_descriptor() {
|
||
assert_species_accessor("Promise");
|
||
}
|
||
|
||
#[test]
|
||
fn typed_array_abstract_species_descriptor_and_chain_read() {
|
||
// 抽象构造器 own 访问器；具体构造器无 own（gOPD 为 undefined），链上读回自身。
|
||
let mut vm = Vm::new();
|
||
let result = eval(
|
||
&mut vm,
|
||
"var d = Object.getOwnPropertyDescriptor(TypedArray, Symbol.species); \
|
||
d !== undefined && d.set === undefined && d.enumerable === false && d.configurable === true && \
|
||
d.get.name === 'get [Symbol.species]' && d.get.length === 0 && \
|
||
TypedArray[Symbol.species] === TypedArray && \
|
||
Object.getOwnPropertyDescriptor(Uint8Array, Symbol.species) === undefined && \
|
||
Uint8Array[Symbol.species] === Uint8Array && \
|
||
Object.getOwnPropertyDescriptor(BigUint64Array, Symbol.species) === undefined && \
|
||
BigUint64Array[Symbol.species] === BigUint64Array",
|
||
)
|
||
.unwrap();
|
||
assert!(result.as_bool());
|
||
}
|
||
|
||
#[test]
|
||
fn species_subclasses_resolve_own_constructor() {
|
||
// 派生类无 own @@species，沿静态原型链命中基类同一 getter，receiver 为自身。
|
||
let mut vm = Vm::new();
|
||
let result = eval(
|
||
&mut vm,
|
||
"class SubMap extends Map {} \
|
||
class SubSet extends Set {} \
|
||
class SubBuf extends ArrayBuffer {} \
|
||
class SubRe extends RegExp {} \
|
||
class SubP extends Promise {} \
|
||
SubMap[Symbol.species] === SubMap && SubSet[Symbol.species] === SubSet && \
|
||
SubBuf[Symbol.species] === SubBuf && SubRe[Symbol.species] === SubRe && SubP[Symbol.species] === SubP && \
|
||
Object.getOwnPropertyDescriptor(SubMap, Symbol.species) === undefined",
|
||
)
|
||
.unwrap();
|
||
assert!(result.as_bool());
|
||
}
|