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| 1 // Copyright 2017 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 <Foundation/Foundation.h> |
| 6 |
| 7 #import "testing/gtest/ios_enable_coverage.h" |
| 8 |
| 9 #if !defined(NDEBUG) && BUILDFLAG(IOS_ENABLE_COVERAGE) |
| 10 extern "C" void __llvm_profile_set_filename(const char* name); |
| 11 #endif |
| 12 |
| 13 namespace coverage_util { |
| 14 |
| 15 void ConfigureCoverageReportPath() { |
| 16 #if !defined(NDEBUG) && BUILDFLAG(IOS_ENABLE_COVERAGE) |
| 17 static dispatch_once_t once_token; |
| 18 dispatch_once(&once_token, ^{ |
| 19 // Writes the profraw file to the Documents directory, where the app has |
| 20 // write rights. |
| 21 NSArray* paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, |
| 22 NSUserDomainMask, YES); |
| 23 NSString* documents_directory = [paths firstObject]; |
| 24 NSString* file_name = [documents_directory |
| 25 stringByAppendingPathComponent:@"coverage.profraw"]; |
| 26 |
| 27 // For documentation, see: |
| 28 // http://clang.llvm.org/docs/SourceBasedCodeCoverage.html |
| 29 __llvm_profile_set_filename( |
| 30 [file_name cStringUsingEncoding:NSUTF8StringEncoding]); |
| 31 |
| 32 // Print the path for easier retrieval. |
| 33 NSLog(@"Coverage data at %@.", file_name); |
| 34 }); |
| 35 #endif // !defined(NDEBUG) && BUILDFLAG(IOS_ENABLE_COVERAGE) |
| 36 } |
| 37 |
| 38 } // namespace coverage_util |
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