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//
// GTMCodeCovereageTestsXC.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 test bundle
// when you want to do code coverage and are using the XCTest framework.
#import <UIKit/UIKit.h>
#import <XCTest/XCTest.h>
#import "GTMCodeCoverageApp.h"
// Add GTM_IS_COVERAGE_BUILD to your GCC_PREPROCESSOR_DEFINITIONS for the
// Xcode Configuration that wants CodeCoverage support.
#if GTM_IS_COVERAGE_BUILD
extern void __gcov_flush();
// NOTE: As of Xcode 6, Apple made XCTestObserver and XCTestLog deprecated without
// having a replacement. Things still seem to work, but there doesn't seem to be a
// different way yet to hook when the tests finish.
// radr/18395261 - XCTestObserver deprecated with no replacement
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wdeprecated-declarations"
@interface GTMCodeCoverageTests : XCTestObserver
@end
#pragma clang diagnostic pop
@implementation GTMCodeCoverageTests
- (void)stopObserving {
[super stopObserving];
// Call gtm_gcov_flush in the application executable unit.
id application = [UIApplication sharedApplication];
if ([application respondsToSelector:@selector(gtm_gcov_flush)]) {
[application performSelector:@selector(gtm_gcov_flush)];
}
// Call flush for this executable unit.
__gcov_flush();
// Reset defaults back to what they should be.
NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
[defaults removeObjectForKey:GTMXCTestObserverClassKey];
}
+ (void)load {
// Verify that all of our assumptions in [GTMCodeCoverageApp load] still stand
NSString *selfClass = NSStringFromClass(self);
BOOL mustExit = NO;
if (![selfClass isEqual:@"GTMCodeCoverageTests"]) {
NSLog(@"Can't change GTMCodeCoverageTests name to %@ without updating GTMCoverageApp",
selfClass);
mustExit = YES;
}
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wdeprecated-declarations"
if (![GTMXCTestObserverClassKey isEqual:XCTestObserverClassKey]) {
NSLog(@"Apple has changed %@ to %@", GTMXCTestObserverClassKey, XCTestObserverClassKey);
mustExit = YES;
}
#pragma clang diagnostic pop
if (!NSClassFromString(GTMXCTestLogClass)) {
NSLog(@"Apple has gotten rid of the log class %@", GTMXCTestLogClass);
mustExit = YES;
}
if (mustExit) {
exit(1);
}
}
@end
#endif // GTM_IS_COVERAGE_BUILD
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