Add GoogleTestRunner to GTM.

This allows you to easily mix and match SenTest with GoogleTest
https://code.google.com/p/googletest/
which is nice when working with C++ code.

Also adds GTMCodeCoverage which allows you to do code coverage with Xcode 5 and iOS7.

DELTA=424  (424 added, 0 deleted, 0 changed)

1 files changed, 56 insertions, 0 deletions

diff --git a/UnitTesting/GTMCodeCoverageApp.m b/UnitTesting/GTMCodeCoverageApp.m
new file mode 100644
index 0000000..3bc7fae
--- /dev/null
+++ b/UnitTesting/GTMCodeCoverageApp.m
@@ -0,0 +1,56 @@
+//
+//  GTMCodeCovereageApp.m
+//
+//  Copyright 2013 Google Inc.
+//
+//  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.
+//
+
+// This code exists for doing code coverage with Xcode and iOS.
+// Please read through https://code.google.com/p/coverstory/wiki/UsingCoverstory
+// for details.
+
+// This file should be conditionally compiled into your application bundle
+// or test rig when you want to do code coverage.
+
+#import "GTMCodeCoverageApp.h"
+
+extern void __gcov_flush();
+
+@implementation UIApplication(GTMCodeCoverage)
+
+- (void)gtm_gcov_flush {
+  __gcov_flush();
+}
+
+#if GTM_USING_XCTEST
+
++ (void)load {
+  // Using defines and strings so that we don't have to link in
+  // XCTest here.
+  // Must set defaults here. If we set them in XCTest we are too late
+  // for the observer registration.
+  // See the documentation of XCTestObserverClassKey for why we set this key.
+  NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
+  NSString *observers = [defaults stringForKey:GTMXCTestObserverClassKey];
+  NSString *className = @"GTMCodeCoverageTests";
+  if (observers == nil) {
+    observers = GTMXCTestLogClass;
+  }
+  observers = [NSString stringWithFormat:@"%@,%@", observers, className];
+  [defaults setValue:observers forKey:GTMXCTestObserverClassKey];
+}
+
+#endif  // GTM_USING_XCTEST
+
+@end