data_object_builder_unittest.cc | Explore in Territory

// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "gin/data_object_builder.h"

#include <string_view>

#include "base/check_op.h"
#include "base/debug/debugging_buildflags.h"
#include "base/functional/bind.h"
#include "base/logging.h"
#include "gin/dictionary.h"
#include "gin/public/isolate_holder.h"
#include "gin/test/v8_test.h"
#include "v8/include/v8-context.h"
#include "v8/include/v8-function.h"

namespace gin {
namespace {

DataObjectBuilderTest;

// It should create ordinary data properties.
TEST_F(DataObjectBuilderTest, CreatesDataProperties) { … }

// It should not invoke setters on the prototype chain.
TEST_F(DataObjectBuilderTest, DoesNotInvokeSetters) { … }

// The internal handle is cleared when the builder is finished.
// This makes the class harder to abuse, so that its methods cannot be used
// after something may have modified the object in unexpected ways.
// TODO(pbos): Consider making this a CHECK and test this everywhere.
#if DCHECK_IS_ON() && !BUILDFLAG(DCHECK_IS_CONFIGURABLE)
TEST_F(DataObjectBuilderTest, UnusableAfterBuild) { … }
#endif  // DCHECK_IS_ON()

// As is the normal behaviour of CreateDataProperty, new data properties should
// replace existing ones. Since no non-configurable ones are present, nor should
// the object be non-extensible, this should work.
TEST_F(DataObjectBuilderTest, ReplacesExistingProperties) { … }

// It should work for array indices, too.
TEST_F(DataObjectBuilderTest, CreatesDataPropertiesForIndices) { … }

}  // namespace
}  // namespace gin
chromium/gin/data_object_builder_unittest.cc
