v8/test/cctest/test-array-list.cc
Camillo Bruni cc0a8ae4ee [runtime] Add ReadOnlyRoots.empty_array_list()
- Simplify HeapObject::IsArrayList check
- Dehandlify ArrayList initialization
- Prevent auto-formatting of v8heapconst.py

Change-Id: I9849ad82dae1a2dc671433e8d5eb8ec63ed830c9
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3447906
Reviewed-by: Shu-yu Guo <syg@chromium.org>
Reviewed-by: Simon Zünd <szuend@chromium.org>
Reviewed-by: Omer Katz <omerkatz@chromium.org>
Auto-Submit: Camillo Bruni <cbruni@chromium.org>
Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Commit-Queue: Jakob Gruber <jgruber@chromium.org>
Cr-Commit-Position: refs/heads/main@{#79114}
2022-02-16 08:17:06 +00:00

40 lines
1.3 KiB
C++

// Copyright 2014 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 <stdlib.h>
#include "src/heap/factory.h"
#include "src/objects/objects-inl.h"
#include "test/cctest/cctest.h"
namespace v8 {
namespace internal {
TEST(ArrayList) {
LocalContext context;
Isolate* isolate = CcTest::i_isolate();
HandleScope scope(isolate);
Handle<ArrayList> array = ReadOnlyRoots(isolate).empty_array_list_handle();
CHECK_EQ(0, array->Length());
array = ArrayList::Add(isolate, array, handle(Smi::FromInt(100), isolate));
CHECK_EQ(1, array->Length());
CHECK_EQ(100, Smi::ToInt(array->Get(0)));
array = ArrayList::Add(isolate, array, handle(Smi::FromInt(200), isolate),
handle(Smi::FromInt(300), isolate));
CHECK_EQ(3, array->Length());
CHECK_EQ(100, Smi::ToInt(array->Get(0)));
CHECK_EQ(200, Smi::ToInt(array->Get(1)));
CHECK_EQ(300, Smi::ToInt(array->Get(2)));
array->Set(2, Smi::FromInt(400));
CHECK_EQ(400, Smi::ToInt(array->Get(2)));
array->Clear(2, ReadOnlyRoots(isolate).undefined_value());
array->SetLength(2);
CHECK_EQ(2, array->Length());
CHECK_EQ(100, Smi::ToInt(array->Get(0)));
CHECK_EQ(200, Smi::ToInt(array->Get(1)));
}
} // namespace internal
} // namespace v8