/core/externals/google-toolbox-for-mac/UnitTesting/GTMSenTestCaseTest.m

 1//
 2//  GTMSenTestCaseTest.m
 3//
 4//  Copyright 2010 Google Inc.
 5//
 6//  Licensed under the Apache License, Version 2.0 (the "License"); you may not
 7//  use this file except in compliance with the License.  You may obtain a copy
 8//  of the License at
 9//
10//  http://www.apache.org/licenses/LICENSE-2.0
11//
12//  Unless required by applicable law or agreed to in writing, software
13//  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
14//  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
15//  License for the specific language governing permissions and limitations under
16//  the License.
17//
18
19#import "GTMSenTestCase.h"
20
21// These make use of the fact that methods are run in alphebetical order
22// to have one test check that a previous one was run.  If that order ever
23// changes, there is a good chance things will break.
24
25static int gAbstractCalls_ = 0;
26static int gZzCheckCalls_ = 0;
27
28@interface GTMTestingAbstractTest : GTMTestCase
29@end
30
31@interface GTMTestingTestOne : GTMTestingAbstractTest {
32  BOOL zzCheckCalled_;
33}
34@end
35
36@interface GTMTestingTestTwo : GTMTestingTestOne
37@end
38
39@implementation GTMTestingAbstractTest
40
41- (void)testAbstractUnitTest {
42  STAssertFalse([self isMemberOfClass:[GTMTestingAbstractTest class]],
43                @"test should not run on the abstract class");
44  ++gAbstractCalls_;
45}
46
47@end
48
49@implementation GTMTestingTestOne
50
51- (void)testZZCheck {
52  ++gZzCheckCalls_;
53  if ([self isMemberOfClass:[GTMTestingTestOne class]]) {
54    STAssertEquals(gAbstractCalls_, 1,
55                   @"wrong number of abstract calls at this point");
56  } else {
57    STAssertTrue([self isMemberOfClass:[GTMTestingTestTwo class]], nil);
58    STAssertEquals(gAbstractCalls_, 2,
59                   @"wrong number of abstract calls at this point");
60  }
61}
62
63@end
64
65@implementation GTMTestingTestTwo
66
67- (void)testZZZCheck {
68  // Test defined at this leaf, it should always run, check on the other methods.
69  STAssertEquals(gZzCheckCalls_, 2, @"the parent class method wasn't called");
70}
71
72@end