testing/gtest_mac.mm

   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 <gtest/internal/gtest-port.h>
   8 #include <gtest/internal/gtest-string.h>
   9 #include <gtest/gtest.h>
  10
  11 #ifdef GTEST_OS_MAC
  12
  13 #import <Foundation/Foundation.h>
  14
  15 namespace testing {
  16 namespace internal {
  17
  18 // This overloaded version allows comparison between ObjC objects that conform
  19 // to the NSObject protocol. Used to implement {ASSERT|EXPECT}_EQ().
  20 GTEST_API_ AssertionResult CmpHelperNSEQ(const char* expected_expression,
  21                                          const char* actual_expression,
  22                                          id<NSObject> expected,
  23                                          id<NSObject> actual) {
  24   if (expected == actual || [expected isEqual:actual]) {
  25     return AssertionSuccess();
  26   }
  27   return EqFailure(expected_expression,
  28                    actual_expression,
  29                    String([[expected description] UTF8String]),
  30                    String([[actual description] UTF8String]),
  31                    false);
  32 }
  33
  34 // This overloaded version allows comparison between ObjC objects that conform
  35 // to the NSObject protocol. Used to implement {ASSERT|EXPECT}_NE().
  36 GTEST_API_ AssertionResult CmpHelperNSNE(const char* expected_expression,
  37                                          const char* actual_expression,
  38                                          id<NSObject> expected,
  39                                          id<NSObject> actual) {
  40   if (expected != actual && ![expected isEqual:actual]) {
  41     return AssertionSuccess();
  42   }
  43   Message msg;
  44   msg << "Expected: (" << expected_expression << ") != (" << actual_expression
  45       << "), actual: " << String([[expected description] UTF8String])
  46       << " vs " << String([[actual description] UTF8String]);
  47   return AssertionFailure(msg);
  48 }
  49
  50 }  // namespace internal
  51 }  // namespace testing
  52
  53 #endif  // GTEST_OS_MAC