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      1 /*
      2  *  Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
      3  *
      4  *  Use of this source code is governed by a BSD-style license
      5  *  that can be found in the LICENSE file in the root of the source
      6  *  tree. An additional intellectual property rights grant can be found
      7  *  in the file PATENTS.  All contributing project authors may
      8  *  be found in the AUTHORS file in the root of the source tree.
      9  */
     10 
     11 #import <Cocoa/Cocoa.h>
     12 
     13 #include "webrtc/test/run_test.h"
     14 
     15 // Converting a C++ function pointer to an Objective-C block.
     16 typedef void(^TestBlock)();
     17 TestBlock functionToBlock(void(*function)()) {
     18   return [^(void) { function(); } copy];
     19 }
     20 
     21 // Class calling the test function on the platform specific thread.
     22 @interface TestRunner : NSObject {
     23   BOOL running_;
     24 }
     25 - (void)runAllTests:(TestBlock)ignored;
     26 - (BOOL)running;
     27 @end
     28 
     29 @implementation TestRunner
     30 - (id)init {
     31   self = [super init];
     32   if (self) {
     33     running_ = YES;
     34   }
     35   return self;
     36 }
     37 
     38 - (void)runAllTests:(TestBlock)testBlock {
     39   NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
     40   testBlock();
     41   running_ = NO;
     42   [pool release];
     43 }
     44 
     45 - (BOOL)running {
     46   return running_;
     47 }
     48 @end
     49 
     50 namespace webrtc {
     51 namespace test {
     52 
     53 void RunTest(void(*test)()) {
     54   NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
     55   [NSApplication sharedApplication];
     56 
     57   // Convert the function pointer to an Objective-C block and call on a
     58   // separate thread, to avoid blocking the main thread.
     59   TestRunner *testRunner = [[TestRunner alloc] init];
     60   TestBlock testBlock = functionToBlock(test);
     61   [NSThread detachNewThreadSelector:@selector(runAllTests:)
     62                            toTarget:testRunner
     63                          withObject:testBlock];
     64 
     65   NSRunLoop *runLoop = [NSRunLoop currentRunLoop];
     66   while ([testRunner running] &&
     67          [runLoop runMode:NSDefaultRunLoopMode
     68                beforeDate:[NSDate dateWithTimeIntervalSinceNow:0.1]]);
     69 
     70   [testRunner release];
     71   [pool release];
     72 }
     73 
     74 }  // namespace test
     75 }  // namespace webrtc
     76