mirror of
https://github.com/pjh456/OxideJS.git
synced 2026-10-24 02:31:13 +08:00
103 lines
3.7 KiB
Rust
103 lines
3.7 KiB
Rust
use oxide_compiler::compiler::Compiler;
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use oxide_parser::Allocator;
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fn parse_to_hash(source: &str) -> u64 {
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let allocator = Allocator::default();
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let program = oxide_parser::parse(&allocator, source).expect("parse failed");
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oxide_compiler::compiler::structural_hash(&program)
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}
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fn compile_source(source: &str) -> oxide_bytecode::module::CompiledModule {
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let allocator = Allocator::default();
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let program = oxide_parser::parse(&allocator, source).expect("parse failed");
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let compiler = Compiler::new();
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compiler.compile(&program).expect("compile failed")
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}
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// -- 箭头函数结构哈希测试 --
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#[test]
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fn hash_arrow_expression_body() {
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// 表达式体的顶层箭头可正常编译。
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let hash = parse_to_hash("var f = () => 42;");
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assert!(hash != 0, "arrow function should produce a non-zero hash");
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}
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#[test]
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fn hash_arrow_different_params() {
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let hash_a = parse_to_hash("var f = (x) => x;");
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let hash_b = parse_to_hash("var f = (x, y) => x;");
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assert_ne!(hash_a, hash_b, "different param counts must produce different hashes");
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}
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#[test]
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fn hash_arrow_vs_regular_function() {
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let hash_a = parse_to_hash("var f = () => 42;");
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let hash_b = parse_to_hash("var f = function() { return 42; };");
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assert_ne!(hash_a, hash_b, "arrow and regular functions must have different hashes");
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}
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#[test]
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fn hash_arrow_block_body() {
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let hash = parse_to_hash("var f = (a, b) => { return a + b; };");
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assert!(hash != 0, "arrow with block body should produce a non-zero hash");
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}
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#[test]
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fn hash_arrow_same_shape() {
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// 结构形状相同：变量名不同、箭头表达式相同。
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let hash_a = parse_to_hash("var f = () => 1 + 2;");
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let hash_b = parse_to_hash("var g = () => 1 + 2;");
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assert_eq!(hash_a, hash_b, "same-shaped arrow functions should have same hash");
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}
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// -- 箭头函数编译测试 --
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#[test]
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fn compile_arrow_expression_body() {
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let module = compile_source("var f = () => 42; f();");
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// 校验箭头的子模块被标记为 is_arrow。
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let arrow_found = module.sub_modules.iter().any(|m| m.is_arrow);
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assert!(arrow_found, "arrow function sub_module should have is_arrow=true");
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}
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#[test]
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fn compile_arrow_block_body() {
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let module = compile_source("var f = (a, b) => { return a + b; }; f(1, 2);");
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let arrow_found = module.sub_modules.iter().any(|m| m.is_arrow);
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assert!(arrow_found, "arrow with block body should have is_arrow=true");
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}
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#[test]
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fn compile_arrow_name_inference() {
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let module = compile_source("var myArrow = () => 42;");
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// 箭头的子模块应带有 function_name。
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let named = module
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.sub_modules
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.iter()
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.any(|m| m.is_arrow && m.function_name.as_deref() == Some("myArrow"));
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assert!(named, "arrow function should have function_name='myArrow' from name inference");
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}
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#[test]
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fn compile_regular_function_not_arrow() {
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let module = compile_source("var f = function() { return 42; }; f();");
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// 普通 FunctionExpression 不应标记 is_arrow。
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let has_arrow = module.sub_modules.iter().any(|m| m.is_arrow);
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assert!(!has_arrow, "regular function expression should not be marked as arrow");
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}
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#[test]
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fn compile_arrow_single_param_no_parens() {
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let module = compile_source("var double = x => x * 2; double(5);");
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let arrow_found = module.sub_modules.iter().any(|m| m.is_arrow);
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assert!(arrow_found, "single-param arrow without parens should compile");
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}
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#[test]
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fn compile_arrow_multiple_params_with_parens() {
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let module = compile_source("var sum = (a, b) => a + b; sum(1, 2);");
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let arrow_found = module.sub_modules.iter().any(|m| m.is_arrow);
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assert!(arrow_found, "multi-param arrow with parens should compile");
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}
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