/MapView/GTM/GTMIPhoneUnitTestDelegate.m

  1//
  2//  GTMIPhoneUnitTestDelegate.m
  3//
  4//  Copyright 2008 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 "GTMIPhoneUnitTestDelegate.h"
 20
 21#import "GTMDefines.h"
 22#if !GTM_IPHONE_SDK
 23#error GTMIPhoneUnitTestDelegate for iPhone only
 24#endif
 25#import <objc/runtime.h>
 26#import <stdio.h>
 27#import <UIKit/UIKit.h>
 28#import "GTMSenTestCase.h"
 29
 30@implementation GTMIPhoneUnitTestDelegate
 31
 32// Run through all the registered classes and run test methods on any
 33// that are subclasses of SenTestCase. Terminate the application upon
 34// test completion.
 35- (void)applicationDidFinishLaunching:(UIApplication *)application {
 36  [self runTests];
 37  
 38  if (!getenv("GTM_DISABLE_TERMINATION")) {
 39    // To help using xcodebuild, make the exit status 0/1 to signal the tests
 40    // success/failure.
 41    int exitStatus = (([self totalFailures] == 0U) ? 0 : 1);
 42    // Alternative to exit(status); so it cleanly terminates the UIApplication
 43    // and classes that depend on this signal to exit cleanly.
 44    if ([application respondsToSelector:@selector(_terminateWithStatus:)]) {
 45      [application performSelector:@selector(_terminateWithStatus:)
 46                        withObject:(id)exitStatus];
 47    } else {
 48      exit(exitStatus);
 49    }
 50  }
 51}
 52
 53// Run through all the registered classes and run test methods on any
 54// that are subclasses of SenTestCase. Print results and run time to
 55// the default output.
 56- (void)runTests {
 57  int count = objc_getClassList(NULL, 0);
 58  NSMutableData *classData
 59    = [NSMutableData dataWithLength:sizeof(Class) * count];
 60  Class *classes = (Class*)[classData mutableBytes];
 61  _GTMDevAssert(classes, @"Couldn't allocate class list");
 62  objc_getClassList(classes, count);
 63  totalFailures_ = 0;
 64  totalSuccesses_ = 0;
 65  NSString *suiteName = [[NSBundle mainBundle] bundlePath];
 66  NSDate *suiteStartDate = [NSDate date];
 67  NSString *suiteStartString
 68    = [NSString stringWithFormat:@"Test Suite '%@' started at %@\n",
 69                                 suiteName, suiteStartDate];
 70  fputs([suiteStartString UTF8String], stderr);
 71  fflush(stderr);
 72  for (int i = 0; i < count; ++i) {
 73    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
 74    Class currClass = classes[i];
 75    if (class_respondsToSelector(currClass, @selector(conformsToProtocol:)) &&
 76        [currClass conformsToProtocol:@protocol(SenTestCase)]) {
 77      NSDate *fixtureStartDate = [NSDate date];
 78      NSString *fixtureName = NSStringFromClass(currClass);
 79      NSString *fixtureStartString
 80        = [NSString stringWithFormat:@"Test Suite '%@' started at %@\n",
 81                                     fixtureName, fixtureStartDate];
 82      int fixtureSuccesses = 0;
 83      int fixtureFailures = 0;
 84      fputs([fixtureStartString UTF8String], stderr);
 85      fflush(stderr);
 86      NSArray *invocations = [currClass testInvocations];
 87      if ([invocations count]) {
 88        NSInvocation *invocation;
 89        GTM_FOREACH_OBJECT(invocation, invocations) {
 90          GTMTestCase *testCase 
 91            = [[currClass alloc] initWithInvocation:invocation];
 92          BOOL failed = NO;
 93          NSDate *caseStartDate = [NSDate date];
 94          NSString *selectorName = NSStringFromSelector([invocation selector]);
 95          NSString *caseStartString
 96            = [NSString stringWithFormat:@"Test Case '-[%@ %@]' started.\n",
 97               fixtureName, selectorName];
 98          fputs([caseStartString UTF8String], stderr);
 99          fflush(stderr);
100          @try {
101            [testCase performTest];
102          } @catch (NSException *exception) {
103            failed = YES;
104          }
105          if (failed) {
106            fixtureFailures += 1;
107          } else {
108            fixtureSuccesses += 1;
109          }
110          NSTimeInterval caseEndTime
111            = [[NSDate date] timeIntervalSinceDate:caseStartDate];
112          NSString *caseEndString
113            = [NSString stringWithFormat:@"Test Case '-[%@ %@]' %@ (%0.3f "
114               @"seconds).\n",
115               fixtureName, selectorName,
116               failed ? @"failed" : @"passed",
117               caseEndTime];
118          fputs([caseEndString UTF8String], stderr);
119          fflush(stderr);
120          [testCase release];
121        }
122      }
123      NSDate *fixtureEndDate = [NSDate date];
124      NSTimeInterval fixtureEndTime
125        = [fixtureEndDate timeIntervalSinceDate:fixtureStartDate];
126      NSString *fixtureEndString
127        = [NSString stringWithFormat:@"Test Suite '%@' finished at %@.\n"
128                                     @"Executed %d tests, with %d failures (%d "
129                                     @"unexpected) in %0.3f (%0.3f) seconds\n\n",
130                                     fixtureName, fixtureEndDate,
131                                     fixtureSuccesses + fixtureFailures, 
132                                     fixtureFailures, fixtureFailures,
133                                     fixtureEndTime, fixtureEndTime];
134      
135      fputs([fixtureEndString UTF8String], stderr);
136      fflush(stderr);
137      totalSuccesses_ += fixtureSuccesses;
138      totalFailures_ += fixtureFailures;      
139    }
140    [pool release];
141  }
142  NSDate *suiteEndDate = [NSDate date];
143  NSTimeInterval suiteEndTime
144    = [suiteEndDate timeIntervalSinceDate:suiteStartDate];
145  NSString *suiteEndString
146    = [NSString stringWithFormat:@"Test Suite '%@' finished at %@.\n"
147                                 @"Executed %d tests, with %d failures (%d "
148                                 @"unexpected) in %0.3f (%0.3f) seconds\n\n",
149                                 suiteName, suiteEndDate,
150                                 totalSuccesses_ + totalFailures_, 
151                                 totalFailures_, totalFailures_,
152                                 suiteEndTime, suiteEndTime];
153  fputs([suiteEndString UTF8String], stderr);
154  fflush(stderr);
155}
156
157- (NSUInteger)totalSuccesses {
158  return totalSuccesses_;
159}
160
161- (NSUInteger)totalFailures {
162  return totalFailures_;
163}
164
165@end