mirror of
https://github.com/nodejs/node.git
synced 2025-05-15 11:22:59 +00:00
9d7cd9b864
PR-URL: https://github.com/nodejs/node/pull/54077 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Richard Lau <rlau@redhat.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com>
63 lines
2.3 KiB
C++
63 lines
2.3 KiB
C++
// Copyright 2022 the V8 project authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
#include "src/execution/isolate.h"
|
|
#include "src/heap/factory.h"
|
|
#include "src/objects/objects-inl.h"
|
|
#include "test/unittests/compiler/function-tester.h"
|
|
#include "test/unittests/test-utils.h"
|
|
|
|
namespace v8 {
|
|
namespace internal {
|
|
namespace compiler {
|
|
|
|
using RunJSObjectsTest = TestWithContext;
|
|
|
|
TEST_F(RunJSObjectsTest, ArgumentsMapped) {
|
|
FunctionTester T(i_isolate(), "(function(a) { return arguments; })");
|
|
|
|
Handle<Object> arguments =
|
|
T.Call(T.NewNumber(19), T.NewNumber(23), T.NewNumber(42), T.NewNumber(65))
|
|
.ToHandleChecked();
|
|
CHECK(IsJSObject(*arguments) && !IsJSArray(*arguments));
|
|
CHECK(Cast<JSObject>(*arguments)->HasSloppyArgumentsElements());
|
|
Handle<String> l = T.isolate->factory()->length_string();
|
|
DirectHandle<Object> length =
|
|
Object::GetProperty(T.isolate, arguments, l).ToHandleChecked();
|
|
CHECK_EQ(4, Object::NumberValue(*length));
|
|
}
|
|
|
|
TEST_F(RunJSObjectsTest, ArgumentsUnmapped) {
|
|
FunctionTester T(i_isolate(),
|
|
"(function(a) { 'use strict'; return arguments; })");
|
|
|
|
Handle<Object> arguments =
|
|
T.Call(T.NewNumber(19), T.NewNumber(23), T.NewNumber(42), T.NewNumber(65))
|
|
.ToHandleChecked();
|
|
CHECK(IsJSObject(*arguments) && !IsJSArray(*arguments));
|
|
CHECK(!Cast<JSObject>(*arguments)->HasSloppyArgumentsElements());
|
|
Handle<String> l = T.isolate->factory()->length_string();
|
|
DirectHandle<Object> length =
|
|
Object::GetProperty(T.isolate, arguments, l).ToHandleChecked();
|
|
CHECK_EQ(4, Object::NumberValue(*length));
|
|
}
|
|
|
|
TEST_F(RunJSObjectsTest, ArgumentsRest) {
|
|
FunctionTester T(i_isolate(), "(function(a, ...args) { return args; })");
|
|
|
|
Handle<Object> arguments =
|
|
T.Call(T.NewNumber(19), T.NewNumber(23), T.NewNumber(42), T.NewNumber(65))
|
|
.ToHandleChecked();
|
|
CHECK(IsJSObject(*arguments) && IsJSArray(*arguments));
|
|
CHECK(!Cast<JSObject>(*arguments)->HasSloppyArgumentsElements());
|
|
Handle<String> l = T.isolate->factory()->length_string();
|
|
DirectHandle<Object> length =
|
|
Object::GetProperty(T.isolate, arguments, l).ToHandleChecked();
|
|
CHECK_EQ(3, Object::NumberValue(*length));
|
|
}
|
|
|
|
} // namespace compiler
|
|
} // namespace internal
|
|
} // namespace v8
|