mirror of
https://github.com/pjh456/OxideJS.git
synced 2026-10-24 02:31:13 +08:00
402 lines
13 KiB
Rust
402 lines
13 KiB
Rust
use std::sync::Arc;
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use oxide_builtins::map::{map_clear, map_constructor as new_map, map_delete, map_get, map_has, map_set, map_size};
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use oxide_compiler::compiler::Compiler;
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use oxide_kernel::shape_forge::EMPTY_SHAPE_ID;
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use oxide_runtime_api::VmHost;
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use oxide_types::object::JsObject;
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use oxide_types::value::JsValue;
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use oxide_vm::vm::Vm;
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fn eval(vm: &mut Vm, source: &str) -> Result<JsValue, String> {
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let allocator = oxide_parser::Allocator::default();
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let program = oxide_parser::parse(&allocator, source).map_err(|e| format!("Parse error: {:?}", e))?;
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let module = Compiler::new().compile(&program).map_err(|e| format!("Compile error: {}", e))?;
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vm.run(&Arc::new(module))
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}
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fn str_val(vm: &Vm, val: JsValue) -> String {
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vm.lookup_str(val).unwrap_or_default()
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}
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/// 分配一个原型指向 Map.prototype 的占位对象并写入 reg 0,作为构造器调用的 `this`。
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fn map_this(vm: &mut Vm) -> JsValue {
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let proto = vm.session().builtin_world().map_proto.as_ptr() as *mut JsObject;
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// 统一入口分配:epoch 置位与对象表登记一步闭合,执行期晋升收集按表取活。
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let obj = vm.alloc_object(JsObject::new_empty(EMPTY_SHAPE_ID, JsValue::from_js_object(proto)));
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let val = JsValue::from_js_object(obj);
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vm.set_reg(0, val);
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val
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}
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// -- direct native fn tests --
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#[test]
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fn tmap_constructor_returns_object() {
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let mut vm = Vm::new();
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map_this(&mut vm);
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let r = new_map(&mut vm, &[0]).unwrap();
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assert!(r.is_object());
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}
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#[test]
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fn tmap_set_get() {
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let mut vm = Vm::new();
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map_this(&mut vm);
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let m = new_map(&mut vm, &[0]).unwrap();
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vm.set_reg(0, m);
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vm.set_reg(1, JsValue::float(42.0));
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vm.set_reg(2, JsValue::float(100.0));
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map_set(&mut vm, &[0, 1, 2]).unwrap();
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assert_eq!(map_get(&mut vm, &[0, 1]).unwrap().as_double(), 100.0);
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assert!(map_get(&mut vm, &[0, 99]).unwrap().is_undefined());
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}
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#[test]
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fn tmap_has_and_delete() {
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let mut vm = Vm::new();
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map_this(&mut vm);
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let m = new_map(&mut vm, &[0]).unwrap();
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vm.set_reg(0, m);
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vm.set_reg(1, JsValue::float(7.0));
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vm.set_reg(2, JsValue::float(8.0));
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map_set(&mut vm, &[0, 1, 2]).unwrap();
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assert!(map_has(&mut vm, &[0, 1]).unwrap().as_bool());
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assert!(map_delete(&mut vm, &[0, 1]).unwrap().as_bool());
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assert!(!map_has(&mut vm, &[0, 1]).unwrap().as_bool());
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}
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#[test]
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fn tmap_size_and_clear() {
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let mut vm = Vm::new();
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map_this(&mut vm);
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let m = new_map(&mut vm, &[0]).unwrap();
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vm.set_reg(0, m);
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assert_eq!(map_size(&mut vm, &[0]).unwrap().as_double(), 0.0);
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vm.set_reg(1, JsValue::float(1.0));
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vm.set_reg(2, JsValue::float(10.0));
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map_set(&mut vm, &[0, 1, 2]).unwrap();
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vm.set_reg(1, JsValue::float(2.0));
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vm.set_reg(2, JsValue::float(20.0));
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map_set(&mut vm, &[0, 1, 2]).unwrap();
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assert_eq!(map_size(&mut vm, &[0]).unwrap().as_double(), 2.0);
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map_clear(&mut vm, &[0]).unwrap();
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assert_eq!(map_size(&mut vm, &[0]).unwrap().as_double(), 0.0);
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}
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// ── 经 JS 使用 new 关键字的 eval 测试(每个测试一次 eval)──
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#[test]
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fn map_new_set_get() {
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let mut vm = Vm::new();
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let r = eval(&mut vm, "var m = new Map(); m.set('k', 'v'); m.get('k')").unwrap();
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assert_eq!(str_val(&vm, r), "v");
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}
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#[test]
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fn map_new_get_missing() {
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let mut vm = Vm::new();
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let r = eval(&mut vm, "var m = new Map(); m.get('nope')").unwrap();
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assert!(r.is_undefined());
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}
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#[test]
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fn map_new_has() {
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let mut vm = Vm::new();
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let r = eval(&mut vm, "var m = new Map(); m.set('a', 1); m.has('a')").unwrap();
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assert!(r.as_bool());
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let r = eval(&mut vm, "var m2 = new Map(); m2.has('b')").unwrap();
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assert!(!r.as_bool());
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}
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#[test]
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fn map_new_delete() {
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let mut vm = Vm::new();
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let r = eval(&mut vm, "var m = new Map(); m.set('x', 10); m.delete('x'); m.has('x')").unwrap();
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assert!(!r.as_bool());
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}
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#[test]
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fn map_new_object_entry_pair_reads_key_and_value() {
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// 对象 entry({0:'k',1:'v'})的数字键是整数键:读取须经 ToPropertyKey 规范化。
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let mut vm = Vm::new();
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let r = eval(&mut vm, "var m = new Map([{0:'k',1:'v'}]); m.get('k')").unwrap();
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assert_eq!(str_val(&vm, r), "v");
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}
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#[test]
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fn map_new_mixed_array_and_object_entries() {
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// 数组 entry 与对象 entry 两种形态混合可共存。
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let mut vm = Vm::new();
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let r = eval(&mut vm, "var m = new Map([['a',1],{0:'b',1:2}]); m.get('a') + '/' + m.get('b')").unwrap();
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assert_eq!(str_val(&vm, r), "1/2");
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}
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// ── SameValueZero 键语义:运行期构造键(非常量池指针)与同值字面量互为同键 ──
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#[test]
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fn map_runtime_string_key_get_by_literal() {
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let mut vm = Vm::new();
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let r = eval(&mut vm, "var m = new Map(); m.set(String.fromCharCode(120), 1); m.get('x')").unwrap();
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assert_eq!(r.as_int(), 1);
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}
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#[test]
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fn map_same_content_string_keys_merge() {
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// 同内容键 set 第二次是覆盖而非新增:size 保持 1、值更新。
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let mut vm = Vm::new();
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let r = eval(
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&mut vm,
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"var m = new Map(); m.set('x', 1); m.set(String.fromCharCode(120), 2); m.size + ':' + m.get('x')",
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)
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.unwrap();
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assert_eq!(str_val(&vm, r), "1:2");
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}
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#[test]
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fn map_string_key_delete_by_runtime_key() {
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let mut vm = Vm::new();
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let r = eval(
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&mut vm,
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"var m = new Map(); m.set('x', 1); m.delete(String.fromCharCode(120)); m.has('x')",
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)
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.unwrap();
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assert!(!r.as_bool());
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}
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#[test]
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fn map_bigint_key_same_value_different_boxes() {
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let mut vm = Vm::new();
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let r = eval(&mut vm, "var m = new Map(); m.set(10n, 'v'); m.get(BigInt(10)) + '/' + m.has(11n)").unwrap();
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assert_eq!(str_val(&vm, r), "v/false");
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}
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#[test]
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fn map_nan_and_zero_keys() {
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// NaN 同 NaN 键、0/-0 同键:两键共存,has 双向命中。
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let mut vm = Vm::new();
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let r = eval(
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&mut vm,
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"var m = new Map(); m.set(NaN, 'n'); m.set(-0, 'z'); m.has(NaN) && m.has(0) && m.size === 2",
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)
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.unwrap();
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assert!(r.as_bool());
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}
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#[test]
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fn map_object_key_identity() {
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// 对象键按引用相等:同对象命中,等值异对象 miss(get 回 undefined)。
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let mut vm = Vm::new();
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let r = eval(
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&mut vm,
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"var o = {}; var m = new Map(); m.set(o, 1); m.get(o) === 1 && m.get({}) === undefined",
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)
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.unwrap();
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assert!(r.as_bool());
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}
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#[test]
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fn map_many_runtime_string_keys() {
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// 键量越过小表线性探测阈值后查找走哈希索引,哈希与值等值的一致性在此兑现。
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let mut vm = Vm::new();
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let r = eval(
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&mut vm,
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"var m = new Map(); \
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for (var i = 0; i < 200; i++) { m.set('k' + i, i); } \
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var bad = -1; \
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for (var i = 0; i < 200; i++) { if (m.get(String.fromCharCode(107) + i) !== i) { bad = i; break; } } \
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bad < 0 ? (m.size === 200 ? 'ok' : 'size') : 'bad:' + bad",
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)
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.unwrap();
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assert_eq!(str_val(&vm, r), "ok");
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}
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// ── getOrInsert:命中返回现值不插入,缺失末尾追加并返回实参 ──
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#[test]
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fn map_get_or_insert_missing_appends_and_returns_arg() {
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// 键缺失:末尾追加新条目、返回实参值,size 加一。
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let mut vm = Vm::new();
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let r = eval(
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&mut vm,
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"var m = new Map(); m.set('a', 1); var v = m.getOrInsert('b', 2); v + '/' + m.size",
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)
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.unwrap();
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assert_eq!(str_val(&vm, r), "2/2");
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}
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#[test]
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fn map_get_or_insert_present_returns_stored_value() {
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// 键命中:返回现值、不插入,size 不变。
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let mut vm = Vm::new();
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let r = eval(
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&mut vm,
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"var m = new Map(); m.set('a', 1); var v = m.getOrInsert('a', 99); v + '/' + m.size",
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)
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.unwrap();
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assert_eq!(str_val(&vm, r), "1/1");
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}
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#[test]
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fn map_get_or_insert_present_undefined_value_returns_undefined() {
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// 存储值为 undefined 也计命中:直接返回 undefined,不插入、size 不变。
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let mut vm = Vm::new();
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let r = eval(
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&mut vm,
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"var m = new Map(); m.set('u', undefined); var hit = m.getOrInsert('u', 7); hit === undefined && m.size === 1",
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)
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.unwrap();
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assert!(r.as_bool());
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}
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#[test]
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fn map_get_or_insert_zero_key_normalized() {
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// ±0 归一同键:存 -0 后以 +0 查,命中返回现值。
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let mut vm = Vm::new();
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let r = eval(&mut vm, "var m = new Map(); m.set(-0, 1); m.getOrInsert(0, 9) + '/' + m.size").unwrap();
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assert_eq!(str_val(&vm, r), "1/1");
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}
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#[test]
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fn map_get_or_insert_length_and_name() {
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// 函数描述符:length 2、name 'getOrInsert'。
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let mut vm = Vm::new();
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let r = eval(
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&mut vm,
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"Map.prototype.getOrInsert.length === 2 && Map.prototype.getOrInsert.name === 'getOrInsert'",
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)
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.unwrap();
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assert!(r.as_bool());
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}
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#[test]
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fn map_length_descriptor() {
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// Map.length = 0,描述符 { writable:false, enumerable:false, configurable:true }。
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let mut vm = Vm::new();
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let r = eval(
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&mut vm,
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"var d = Object.getOwnPropertyDescriptor(Map, 'length'); \
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d.value === 0 && d.writable === false && d.enumerable === false && d.configurable === true",
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)
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.unwrap();
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assert!(r.as_bool());
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}
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// ── getOrInsertComputed:命中短路,缺失回调求值,二扫原位覆盖保序位 ──
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#[test]
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fn map_get_or_insert_computed_missing_invokes_callback_once() {
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// 键缺失:callback 恰调用一次,返回值末尾追加,size 加一。
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let mut vm = Vm::new();
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let r = eval(
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&mut vm,
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"var m = new Map(); m.set('a', 1); var n = 0; \
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var v = m.getOrInsertComputed('b', function () { n += 1; return 'vb'; }); \
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v + '/' + m.size + '/' + n + '/' + m.get('b')",
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)
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.unwrap();
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assert_eq!(str_val(&vm, r), "vb/2/1/vb");
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}
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#[test]
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fn map_get_or_insert_computed_present_skips_callback() {
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// 键命中:callback 不求值,返回存储值,size 不变。
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let mut vm = Vm::new();
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let r = eval(
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&mut vm,
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"var m = new Map(); m.set('a', 1); var n = 0; \
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var v = m.getOrInsertComputed('a', function () { n += 1; return 99; }); \
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v + '/' + m.size + '/' + n",
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)
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.unwrap();
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assert_eq!(str_val(&vm, r), "1/1/0");
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}
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#[test]
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fn map_get_or_insert_computed_present_undefined_value_returns_undefined() {
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// 存储值为 undefined 也计命中:返回 undefined,不插入、size 不变。
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let mut vm = Vm::new();
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let r = eval(
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&mut vm,
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"var m = new Map(); m.set('u', undefined); var n = 0; \
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var hit = m.getOrInsertComputed('u', function () { n += 1; return 7; }); \
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(hit === undefined) + '/' + m.size + '/' + n",
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)
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.unwrap();
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assert_eq!(str_val(&vm, r), "true/1/0");
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}
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#[test]
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fn map_get_or_insert_computed_zero_key_canonicalized_for_callback() {
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// 键规范化:-0 键在传 callback 前归一为 +0(Object.is 区分 ±0)。
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let mut vm = Vm::new();
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let r = eval(
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&mut vm,
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"var m = new Map(); \
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var v = m.getOrInsertComputed(-0, function (k) { return (Object.is(k, 0) && (1 / k) === Infinity) ? 5 : 6; }); \
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v + '/' + m.size + '/' + (m.get(-0) === 5)",
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)
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.unwrap();
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assert_eq!(str_val(&vm, r), "5/1/true");
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}
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#[test]
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fn map_get_or_insert_computed_callback_throws_propagates_original() {
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// callback 抛错:原异常值上抛,零条目落表,size 不变。
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let mut vm = Vm::new();
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let r = eval(
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&mut vm,
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"var m = new Map(); m.set('a', 1); var e = null; \
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try { m.getOrInsertComputed('b', function () { throw 'E'; }); } catch (t) { e = t; } \
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e + '/' + m.size + '/' + m.has('b')",
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)
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.unwrap();
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assert_eq!(str_val(&vm, r), "E/1/false");
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}
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#[test]
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fn map_get_or_insert_computed_rejects_non_callable_and_non_map() {
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// 非函数 callback 抛 TypeError;非 Map receiver 抛 TypeError(receiver 校验先于 callback 检查)。
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let mut vm = Vm::new();
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let r = eval(
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&mut vm,
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"var m = new Map(); var ok = false; \
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try { m.getOrInsertComputed('a', 42); } catch (t) { ok = t instanceof TypeError; } \
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var ok2 = false; \
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try { Map.prototype.getOrInsertComputed.call({}, 'a', function () {}); } catch (t) { ok2 = t instanceof TypeError; } \
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ok + '/' + ok2",
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)
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.unwrap();
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assert_eq!(str_val(&vm, r), "true/true");
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}
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#[test]
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fn map_get_or_insert_computed_second_scan_overwrites_in_place() {
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// callback 内 set 同键后返回 3:二扫命中,原位覆盖并返回,插入序保留,size 不变。
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let mut vm = Vm::new();
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let r = eval(
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&mut vm,
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"var m = new Map(); m.set('first', 'f'); \
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var v = m.getOrInsertComputed('k', function () { m.set('k', 0); return 3; }); \
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v + '/' + m.get('k') + '/' + m.size + '/' + \
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(function () { var out = []; m.forEach(function (val, key) { out.push(key); }); return out.join(','); })()",
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)
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.unwrap();
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assert_eq!(str_val(&vm, r), "3/3/2/first,k");
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}
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#[test]
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fn map_get_or_insert_computed_length_name_and_descriptor() {
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// 函数描述符:length 2、name 'getOrInsertComputed',原型属性 writable/enumerable/configurable 三属性。
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let mut vm = Vm::new();
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let r = eval(
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&mut vm,
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"var f = Map.prototype.getOrInsertComputed; \
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var d = Object.getOwnPropertyDescriptor(Map.prototype, 'getOrInsertComputed'); \
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f.length === 2 && f.name === 'getOrInsertComputed' && \
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d.writable === true && d.enumerable === false && d.configurable === true",
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)
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.unwrap();
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assert!(r.as_bool());
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}
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