feat: 支持 Object 成员方法

crates/oxide_vm/tests/builtins_object_tests.rs

@@ -0,0 +1,53 @@
+use oxide_compiler::compiler::Compiler;
+use oxide_vm::vm::Vm;
+
+fn eval(source: &str) -> Result<oxide_types::value::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))?;
+    let mut vm = Vm::new();
+    vm.run(&module)
+}
+
+#[test]
+fn object_keys_empty() {
+    let result = eval("Object.keys({})").unwrap();
+    assert!(result.is_object());
+}
+
+#[test]
+fn object_keys_has_own_property() {
+    eval("Object.keys({a:1})").unwrap();
+}
+
+#[test]
+fn object_create_null_proto() {
+    eval("Object.create(null)").unwrap();
+}
+
+#[test]
+fn object_assign_copies() {
+    let result = eval("Object.assign({a:1},{b:2})").unwrap();
+    assert!(result.is_object());
+}
+
+#[test]
+fn object_get_own_property_descriptor_value() {
+    let result = eval("Object.getOwnPropertyDescriptor({a:1},'a')").unwrap();
+    assert!(result.is_object());
+}
+
+#[test]
+fn object_get_own_property_descriptor_missing() {
+    let result = eval("Object.getOwnPropertyDescriptor({},'x')").unwrap();
+    assert!(result.is_undefined());
+}
+
+#[test]
+fn object_define_property_sets_value() {
+    let result = eval("Object.defineProperty({},'x',{value:42})").unwrap();
+    assert!(result.is_object());
+}