爱特每羊队
161 lines
4.2 KiB
Rust
161 lines
4.2 KiB
Rust
use oxide_compiler::compiler::Compiler;
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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(&module)
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}
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fn to_str(vm: &Vm, val: JsValue) -> String {
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vm.kernel_core()
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.string_forge()
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.lookup(val.as_string_index())
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.unwrap_or_default()
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}
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// --- Symbol constructor ---
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#[test]
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fn symbol_creates_value() {
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let mut vm = Vm::new();
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let result = eval(&mut vm, "Symbol()").unwrap();
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assert!(result.is_symbol());
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}
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#[test]
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fn symbol_with_description() {
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let mut vm = Vm::new();
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let result = eval(&mut vm, "Symbol('hello') !== Symbol('hello')").unwrap();
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assert!(result.as_bool());
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}
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#[test]
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fn symbol_unique_identity() {
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let mut vm = Vm::new();
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let result = eval(&mut vm, "var a = Symbol('x'); var b = Symbol('x'); a === b").unwrap();
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assert!(!result.as_bool());
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}
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#[test]
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fn symbol_same_reference_equals() {
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let mut vm = Vm::new();
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let result = eval(&mut vm, "var s = Symbol('x'); s === s").unwrap();
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assert!(result.as_bool());
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}
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// --- typeof Symbol ---
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#[test]
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fn typeof_symbol_returns_symbol() {
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let mut vm = Vm::new();
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let result = eval(&mut vm, "typeof Symbol()").unwrap();
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assert_eq!(to_str(&vm, result), "symbol");
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}
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#[test]
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fn typeof_symbol_variable() {
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let mut vm = Vm::new();
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let result = eval(&mut vm, "var s = Symbol('test'); typeof s").unwrap();
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assert_eq!(to_str(&vm, result), "symbol");
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}
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// --- Symbol well-known properties ---
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#[test]
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fn symbol_match_exists() {
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let mut vm = Vm::new();
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let result = eval(&mut vm, "typeof Symbol.match").unwrap();
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assert_eq!(to_str(&vm, result), "object");
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}
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#[test]
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fn symbol_replace_exists() {
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let mut vm = Vm::new();
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let result = eval(&mut vm, "typeof Symbol.replace").unwrap();
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assert_eq!(to_str(&vm, result), "object");
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}
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#[test]
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fn symbol_search_exists() {
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let mut vm = Vm::new();
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let result = eval(&mut vm, "typeof Symbol.search").unwrap();
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assert_eq!(to_str(&vm, result), "object");
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}
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#[test]
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fn symbol_split_exists() {
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let mut vm = Vm::new();
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let result = eval(&mut vm, "typeof Symbol.split").unwrap();
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assert_eq!(to_str(&vm, result), "object");
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}
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// --- Symbol coercion ---
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#[test]
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fn symbol_is_truthy() {
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let mut vm = Vm::new();
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let result = eval(&mut vm, "Symbol() ? true : false").unwrap();
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assert!(result.as_bool());
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}
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// --- Symbol types ---
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#[test]
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fn symbol_not_equals_object() {
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let mut vm = Vm::new();
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let result = eval(&mut vm, "Symbol() === {}").unwrap();
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assert!(!result.as_bool());
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}
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#[test]
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fn symbol_not_equals_string() {
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let mut vm = Vm::new();
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let result = eval(&mut vm, "Symbol() === 'symbol'").unwrap();
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assert!(!result.as_bool());
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}
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#[test]
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fn symbol_iterator_exists() {
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let mut vm = Vm::new();
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let result = eval(&mut vm, "typeof Symbol.iterator").unwrap();
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assert_eq!(to_str(&vm, result), "object");
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}
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#[test]
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fn symbol_for_reuses_registered_symbol() {
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let mut vm = Vm::new();
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let result = eval(&mut vm, "var s1 = Symbol.for('shared'); var s2 = Symbol.for('shared'); s1 === s2").unwrap();
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assert!(result.as_bool());
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}
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#[test]
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fn symbol_for_is_distinct_from_symbol_constructor() {
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let mut vm = Vm::new();
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let result = eval(&mut vm, "var s1 = Symbol.for('shared'); var s2 = Symbol('shared'); s1 === s2").unwrap();
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assert!(!result.as_bool());
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}
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#[test]
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fn symbol_key_for_returns_registered_key() {
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let mut vm = Vm::new();
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let result = eval(&mut vm, "Symbol.keyFor(Symbol.for('shared'))").unwrap();
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assert_eq!(to_str(&vm, result), "shared");
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}
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#[test]
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fn symbol_key_for_unregistered_symbol_returns_undefined() {
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let mut vm = Vm::new();
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let result = eval(&mut vm, "Symbol.keyFor(Symbol('shared'))").unwrap();
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assert!(result.is_undefined());
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}
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#[test]
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fn symbol_key_for_non_symbol_throws_type_error() {
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let mut vm = Vm::new();
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let result = eval(&mut vm, "try { Symbol.keyFor(42) } catch (e) { e instanceof TypeError }").unwrap();
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assert!(result.as_bool());
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}
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