James Robinson | 646469d | 2014-10-03 15:33:28 -0700 | [diff] [blame] | 1 | // Copyright (c) 2010 The Chromium Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #import "gtest_mac.h" |
| 6 | |
| 7 | #include <string> |
| 8 | |
Viet-Trung Luu | 235cf3d | 2015-06-11 10:01:25 -0700 | [diff] [blame] | 9 | #include <gtest/gtest.h> |
James Robinson | 646469d | 2014-10-03 15:33:28 -0700 | [diff] [blame] | 10 | #include <gtest/internal/gtest-port.h> |
| 11 | #include <gtest/internal/gtest-string.h> |
James Robinson | 646469d | 2014-10-03 15:33:28 -0700 | [diff] [blame] | 12 | |
| 13 | #ifdef GTEST_OS_MAC |
| 14 | |
| 15 | #import <Foundation/Foundation.h> |
| 16 | |
| 17 | namespace testing { |
| 18 | namespace internal { |
| 19 | |
| 20 | // Handles nil values for |obj| properly by using safe printing of %@ in |
| 21 | // -stringWithFormat:. |
| 22 | static inline const char* StringDescription(id<NSObject> obj) { |
| 23 | return [[NSString stringWithFormat:@"%@", obj] UTF8String]; |
| 24 | } |
| 25 | |
| 26 | // This overloaded version allows comparison between ObjC objects that conform |
| 27 | // to the NSObject protocol. Used to implement {ASSERT|EXPECT}_EQ(). |
| 28 | GTEST_API_ AssertionResult CmpHelperNSEQ(const char* expected_expression, |
| 29 | const char* actual_expression, |
| 30 | id<NSObject> expected, |
| 31 | id<NSObject> actual) { |
| 32 | if (expected == actual || [expected isEqual:actual]) { |
| 33 | return AssertionSuccess(); |
| 34 | } |
| 35 | return EqFailure(expected_expression, |
| 36 | actual_expression, |
| 37 | std::string(StringDescription(expected)), |
| 38 | std::string(StringDescription(actual)), |
| 39 | false); |
| 40 | } |
| 41 | |
| 42 | // This overloaded version allows comparison between ObjC objects that conform |
| 43 | // to the NSObject protocol. Used to implement {ASSERT|EXPECT}_NE(). |
| 44 | GTEST_API_ AssertionResult CmpHelperNSNE(const char* expected_expression, |
| 45 | const char* actual_expression, |
| 46 | id<NSObject> expected, |
| 47 | id<NSObject> actual) { |
| 48 | if (expected != actual && ![expected isEqual:actual]) { |
| 49 | return AssertionSuccess(); |
| 50 | } |
| 51 | Message msg; |
| 52 | msg << "Expected: (" << expected_expression << ") != (" << actual_expression |
| 53 | << "), actual: " << StringDescription(expected) |
| 54 | << " vs " << StringDescription(actual); |
| 55 | return AssertionFailure(msg); |
| 56 | } |
| 57 | |
| 58 | } // namespace internal |
| 59 | } // namespace testing |
| 60 | |
| 61 | #endif // GTEST_OS_MAC |