爱特每羊队
90 lines
2.5 KiB
Rust
90 lines
2.5 KiB
Rust
use oxide_compiler::compiler::Compiler;
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use oxide_parser::Allocator;
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use oxide_types::value::JsValue;
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use oxide_vm::vm::Vm;
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fn run_source(vm: &mut Vm, source: &str) -> JsValue {
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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 module = Compiler::new().compile(&program).expect("compile failed");
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vm.run(&module).expect("vm run failed")
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}
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fn global_prop(vm: &Vm, name: &str) -> JsValue {
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let si = vm.kernel_core().perm_interner().intern(name).0;
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let global = vm.session().global_object();
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let pos = vm
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.kernel_core()
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.shape_forge()
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.lookup_position(global.shape_id(), si)
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.expect("global property slot");
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global.get_prop_at(pos)
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}
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#[test]
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fn test_basic_object_escape() {
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let mut vm = Vm::new();
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run_source(&mut vm, "globalThis.x = {}; globalThis.x.y = 1");
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vm.reset();
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let result = run_source(&mut vm, "globalThis.x.y");
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assert_eq!(result, JsValue::int(1));
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}
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#[test]
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fn test_array_escape() {
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let mut vm = Vm::new();
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run_source(&mut vm, "globalThis.a = []; globalThis.a.push({ v: 2 })");
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vm.reset();
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let result = run_source(
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&mut vm,
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"var i = 0; while (i < 1000) { var tmp = { v: i }; i = i + 1; } globalThis.a[0].v",
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);
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assert_eq!(result, JsValue::int(2));
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}
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#[test]
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fn test_closure_captured_this_escape() {
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let mut vm = Vm::new();
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run_source(&mut vm, "globalThis.marker = { v: 9 }; globalThis.f = () => this.marker.v");
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vm.reset();
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let function = run_source(&mut vm, "globalThis.f");
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let result = run_source(&mut vm, "globalThis.marker.v");
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let function_obj = unsafe { &*function.as_js_object_ptr() };
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assert!(function.is_object());
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assert!(function_obj.is_session_epoch());
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assert_eq!(global_prop(&vm, "f"), function);
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assert_eq!(result, JsValue::int(9));
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}
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#[test]
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fn test_transitive_escape() {
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let mut vm = Vm::new();
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run_source(&mut vm, "globalThis.root = {}");
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vm.reset();
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run_source(&mut vm, "globalThis.root.child = { v: 3 }");
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vm.reset();
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let result = run_source(&mut vm, "globalThis.root.child.v");
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assert_eq!(result, JsValue::int(3));
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}
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#[test]
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fn test_full_reset_clears_session_state() {
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let mut vm = Vm::new();
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run_source(&mut vm, "globalThis.x = {}; globalThis.x.y = 1");
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vm.reset();
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assert_eq!(run_source(&mut vm, "globalThis.x.y"), JsValue::int(1));
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vm.full_reset();
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let result = run_source(&mut vm, "globalThis.x");
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assert!(result.is_undefined());
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}
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