feat: 实现错误内置对象模型

crates/oxide_vm/tests/builtins_error_tests.rs

@@ -0,0 +1,109 @@
+use oxide_vm::builtins::error;
+use oxide_vm::vm::Vm;
+
+fn make_vm() -> Vm {
+    Vm::new()
+}
+
+#[test]
+fn error_constructor_creates_object() {
+    let mut vm = make_vm();
+    let result = error::error_constructor(&mut vm, &[0u8]).unwrap();
+    assert!(result.is_object());
+}
+
+#[test]
+fn error_has_message() {
+    let mut vm = make_vm();
+    let msg = vm.intern("test message");
+    vm.set_reg(1, msg);
+    let result = error::error_constructor(&mut vm, &[0u8, 1u8]).unwrap();
+    assert!(result.is_object());
+}
+
+#[test]
+fn type_error_constructor_creates_object() {
+    let mut vm = make_vm();
+    let result = error::type_error_constructor(&mut vm, &[0u8]).unwrap();
+    assert!(result.is_object());
+}
+
+#[test]
+fn reference_error_constructor_creates_object() {
+    let mut vm = make_vm();
+    let result = error::reference_error_constructor(&mut vm, &[0u8]).unwrap();
+    assert!(result.is_object());
+}
+
+#[test]
+fn range_error_constructor_creates_object() {
+    let mut vm = make_vm();
+    let result = error::range_error_constructor(&mut vm, &[0u8]).unwrap();
+    assert!(result.is_object());
+}
+
+#[test]
+fn syntax_error_constructor_creates_object() {
+    let mut vm = make_vm();
+    let result = error::syntax_error_constructor(&mut vm, &[0u8]).unwrap();
+    assert!(result.is_object());
+}
+
+#[test]
+fn uri_error_constructor_creates_object() {
+    let mut vm = make_vm();
+    let result = error::uri_error_constructor(&mut vm, &[0u8]).unwrap();
+    assert!(result.is_object());
+}
+
+#[test]
+fn eval_error_constructor_creates_object() {
+    let mut vm = make_vm();
+    let result = error::eval_error_constructor(&mut vm, &[0u8]).unwrap();
+    assert!(result.is_object());
+}
+
+#[test]
+fn create_type_error_returns_jsvalue() {
+    let mut vm = make_vm();
+    let err = error::create_type_error(&mut vm, "something went wrong");
+    assert!(err.is_object());
+}
+
+#[test]
+fn create_range_error_returns_jsvalue() {
+    let mut vm = make_vm();
+    let err = error::create_range_error(&mut vm, "out of bounds");
+    assert!(err.is_object());
+}
+
+#[test]
+fn create_reference_error_returns_jsvalue() {
+    let mut vm = make_vm();
+    let err = error::create_reference_error(&mut vm, "not defined");
+    assert!(err.is_object());
+}
+
+#[test]
+fn create_syntax_error_returns_jsvalue() {
+    let mut vm = make_vm();
+    let err = error::create_syntax_error(&mut vm, "invalid syntax");
+    assert!(err.is_object());
+}
+
+#[test]
+fn error_proto_chain_subtype_points_to_error() {
+    let mut vm = make_vm();
+    let err = error::create_type_error(&mut vm, "msg");
+    let obj = unsafe { &*err.as_js_object_ptr() };
+    assert!(obj.proto().is_object());
+}
+
+#[test]
+fn error_name_is_string_property() {
+    let mut vm = make_vm();
+    let err = error::error_constructor(&mut vm, &[0u8]).unwrap();
+    let obj = unsafe { &*err.as_js_object_ptr() };
+    let n = obj.prop_count();
+    assert!(n >= 2);
+}