WOTestApplicationTestsController.m

   1 //
   2 //  WOTestApplicationTestsController.m
   3 //  WOTest
   4 //
   5 //  Created by Wincent Colaiuta on 15 December 2006.
   6 //
   7 //  Copyright 2006-2007 Wincent Colaiuta.
   8 //  This program is free software: you can redistribute it and/or modify
   9 //  it under the terms of the GNU General Public License as published by
  10 //  the Free Software Foundation, either version 3 of the License, or
  11 //  (at your option) any later version.
  12 //
  13 //  This program is distributed in the hope that it will be useful,
  14 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 //  GNU General Public License for more details.
  17 //
  18 //  You should have received a copy of the GNU General Public License
  19 //  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20 //
  21
  22 // class header
  23 #import "WOTestApplicationTestsController.h"
  24
  25 // other headers
  26 #import "WOTest.h"
  27
  28 #ifdef WO_EXAMPLE_LOAD_METHOD_FOR_SUBCLASSES_TO_IMPLEMENT
  29
  30 #import <libkern/OSAtomic.h>        /* OSAtomicIncrement32Barrier() */
  31
  32 @implementation WOTestApplicationTestsController (WOExampleOnly)
  33
  34 + (void)load
  35 {
  36     static int32_t initialized = 0;
  37     if (OSAtomicIncrement32Barrier(&initialized) != 1) return;  // do this once only
  38
  39     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
  40     (void)[[self alloc] initWithPath:__FILE__ keepComponents:3]; // will release self after running tests
  41     [pool release];
  42 }
  43
  44 @end
  45
  46 #endif /* WO_EXAMPLE_LOAD_METHOD_FOR_SUBCLASSES_TO_IMPLEMENT */
  47
  48 @implementation WOTestApplicationTestsController
  49
  50 // we weak import the AppKit framework to make actually linking to it optional
  51 extern NSString *NSApplicationDidFinishLaunchingNotification;
  52
  53 - (id)initWithPath:(const char *)sourcePath keepComponents:(unsigned)count
  54 {
  55     NSParameterAssert(sourcePath != NULL);
  56     if ((self = [super init]))
  57     {
  58         NSString *path = [NSString stringWithUTF8String:sourcePath];
  59         NSAssert([path isAbsolutePath], @"sourcePath must be an absolute path");
  60         NSArray *components = [path pathComponents];
  61         unsigned componentCount = [components count];
  62         NSAssert(componentCount > count, @"componentCount must be greater than count");
  63         _trimPathComponents = componentCount - count;
  64
  65         // wait until the app has finish launching before running the tests; means we can test stuff in nibs etc
  66         NSAssert((NSApplicationDidFinishLaunchingNotification != NULL), @"NSApplicationDidFinishLaunchingNotification not defined");
  67         [[NSNotificationCenter defaultCenter] addObserver:self
  68                                                  selector:@selector(runTests:)
  69                                                      name:NSApplicationDidFinishLaunchingNotification
  70                                                    object:nil];
  71
  72         [self performSelector:@selector(applicationFailedToFinishLaunching:) withObject:nil afterDelay:10.0];
  73     }
  74     return self;
  75 }
  76
  77 - (void)runTests:(NSNotification *)aNotification
  78 {
  79     [NSObject cancelPreviousPerformRequestsWithTarget:self selector:@selector(applicationFailedToFinishLaunching:) object:nil];
  80
  81     WOTest *tester = [WOTest sharedInstance];
  82     [tester setTrimInitialPathComponents:_trimPathComponents];
  83     [tester runAllTests];
  84
  85     [[NSNotificationCenter defaultCenter] removeObserver:self];
  86     [self release];                                 // balance alloc/init in load method
  87 }
  88
  89 - (void)applicationFailedToFinishLaunching:(id)ignored
  90 {
  91     NSLog(@"warning: NSApplicationDidFinishLaunchingNotification still not received after 10 seconds");
  92 }
  93
  94 @end