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// Copyright 2014 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef COBALT_DOM_TESTING_GTEST_WORKAROUNDS_H_
#define COBALT_DOM_TESTING_GTEST_WORKAROUNDS_H_
#include "base/memory/ref_counted.h"
namespace cobalt {
namespace dom {
// The following set of operators is needed to support EXPECT_* expressions
// where a scoped_refptr object is compared to NULL.
//
// This is needed because the gtest infrastructure is converting the type of
// NULL into "const int".
//
// For example:
// scoped_refptr<Node> node = ...;
// EXPECT_EQ(NULL, node);
//
template <typename T>
bool operator==(const int null_value, const scoped_refptr<T>& p) {
DCHECK_EQ(null_value, 0);
return p == NULL;
}
template <typename T>
bool operator==(const int null_value, const scoped_refptr<const T>& p) {
DCHECK_EQ(null_value, 0);
return p == NULL;
}
template <typename T>
bool operator!=(const int null_value, const scoped_refptr<T>& p) {
DCHECK_EQ(null_value, 0);
return p != NULL;
}
template <typename T>
bool operator!=(const int null_value, const scoped_refptr<const T>& p) {
DCHECK_EQ(null_value, 0);
return p != NULL;
}
} // namespace dom
} // namespace cobalt
#endif // COBALT_DOM_TESTING_GTEST_WORKAROUNDS_H_