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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#import "gtest_mac.h"
#include <string>
#include <gtest/internal/gtest-port.h>
#include <gtest/internal/gtest-string.h>
#include <gtest/gtest.h>
#ifdef GTEST_OS_MAC
#import <Foundation/Foundation.h>
namespace testing {
namespace internal {
// Handles nil values for |obj| properly by using safe printing of %@ in
// -stringWithFormat:.
static inline const char* StringDescription(id<NSObject> obj) {
return [[NSString stringWithFormat:@"%@", obj] UTF8String];
}
// This overloaded version allows comparison between ObjC objects that conform
// to the NSObject protocol. Used to implement {ASSERT|EXPECT}_EQ().
GTEST_API_ AssertionResult CmpHelperNSEQ(const char* expected_expression,
const char* actual_expression,
id<NSObject> expected,
id<NSObject> actual) {
if (expected == actual || [expected isEqual:actual]) {
return AssertionSuccess();
}
return EqFailure(expected_expression,
actual_expression,
std::string(StringDescription(expected)),
std::string(StringDescription(actual)),
false);
}
// This overloaded version allows comparison between ObjC objects that conform
// to the NSObject protocol. Used to implement {ASSERT|EXPECT}_NE().
GTEST_API_ AssertionResult CmpHelperNSNE(const char* expected_expression,
const char* actual_expression,
id<NSObject> expected,
id<NSObject> actual) {
if (expected != actual && ![expected isEqual:actual]) {
return AssertionSuccess();
}
Message msg;
msg << "Expected: (" << expected_expression << ") != (" << actual_expression
<< "), actual: " << StringDescription(expected)
<< " vs " << StringDescription(actual);
return AssertionFailure(msg);
}
} // namespace internal
} // namespace testing
#endif // GTEST_OS_MAC
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