| // |
| // GTMSenTestCase.m |
| // |
| // Copyright 2007-2008 Google Inc. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| // use this file except in compliance with the License. You may obtain a copy |
| // of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| // License for the specific language governing permissions and limitations under |
| // the License. |
| // |
| |
| #import "GTMSenTestCase.h" |
| |
| #import <unistd.h> |
| #import <objc/message.h> |
| |
| #if GTM_IPHONE_SDK |
| #import <UIKit/UIKit.h> |
| #endif // GTM_IPHONE_SDK |
| |
| #if GTM_IPHONE_SDK && !GTM_USING_XCTEST |
| #import <stdarg.h> |
| |
| #pragma clang diagnostic push |
| #pragma clang diagnostic ignored "-Wdeprecated-implementations" |
| |
| @interface NSException (GTMSenTestPrivateAdditions) |
| + (NSException *)failureInFile:(NSString *)filename |
| atLine:(int)lineNumber |
| reason:(NSString *)reason; |
| @end |
| |
| @implementation NSException (GTMSenTestPrivateAdditions) |
| + (NSException *)failureInFile:(NSString *)filename |
| atLine:(int)lineNumber |
| reason:(NSString *)reason { |
| NSDictionary *userInfo = |
| [NSDictionary dictionaryWithObjectsAndKeys: |
| [NSNumber numberWithInteger:lineNumber], SenTestLineNumberKey, |
| filename, SenTestFilenameKey, |
| nil]; |
| |
| return [self exceptionWithName:SenTestFailureException |
| reason:reason |
| userInfo:userInfo]; |
| } |
| @end |
| |
| @implementation NSException (GTMSenTestAdditions) |
| |
| + (NSException *)failureInFile:(NSString *)filename |
| atLine:(int)lineNumber |
| withDescription:(NSString *)formatString, ... { |
| |
| NSString *testDescription = @""; |
| if (formatString) { |
| va_list vl; |
| va_start(vl, formatString); |
| testDescription = |
| [[[NSString alloc] initWithFormat:formatString arguments:vl] autorelease]; |
| va_end(vl); |
| } |
| |
| NSString *reason = testDescription; |
| |
| return [self failureInFile:filename atLine:lineNumber reason:reason]; |
| } |
| |
| + (NSException *)failureInCondition:(NSString *)condition |
| isTrue:(BOOL)isTrue |
| inFile:(NSString *)filename |
| atLine:(int)lineNumber |
| withDescription:(NSString *)formatString, ... { |
| |
| NSString *testDescription = @""; |
| if (formatString) { |
| va_list vl; |
| va_start(vl, formatString); |
| testDescription = |
| [[[NSString alloc] initWithFormat:formatString arguments:vl] autorelease]; |
| va_end(vl); |
| } |
| |
| NSString *reason = [NSString stringWithFormat:@"'%@' should be %s. %@", |
| condition, isTrue ? "false" : "true", testDescription]; |
| |
| return [self failureInFile:filename atLine:lineNumber reason:reason]; |
| } |
| |
| + (NSException *)failureInEqualityBetweenObject:(id)left |
| andObject:(id)right |
| inFile:(NSString *)filename |
| atLine:(int)lineNumber |
| withDescription:(NSString *)formatString, ... { |
| |
| NSString *testDescription = @""; |
| if (formatString) { |
| va_list vl; |
| va_start(vl, formatString); |
| testDescription = |
| [[[NSString alloc] initWithFormat:formatString arguments:vl] autorelease]; |
| va_end(vl); |
| } |
| |
| NSString *reason = |
| [NSString stringWithFormat:@"'%@' should be equal to '%@'. %@", |
| [left description], [right description], testDescription]; |
| |
| return [self failureInFile:filename atLine:lineNumber reason:reason]; |
| } |
| |
| + (NSException *)failureInEqualityBetweenValue:(NSValue *)left |
| andValue:(NSValue *)right |
| withAccuracy:(NSValue *)accuracy |
| inFile:(NSString *)filename |
| atLine:(int)lineNumber |
| withDescription:(NSString *)formatString, ... { |
| |
| NSString *testDescription = @""; |
| if (formatString) { |
| va_list vl; |
| va_start(vl, formatString); |
| testDescription = |
| [[[NSString alloc] initWithFormat:formatString arguments:vl] autorelease]; |
| va_end(vl); |
| } |
| |
| NSString *reason; |
| if (accuracy) { |
| reason = |
| [NSString stringWithFormat:@"'%@' should be equal to '%@'. %@", |
| left, right, testDescription]; |
| } else { |
| reason = |
| [NSString stringWithFormat:@"'%@' should be equal to '%@' +/-'%@'. %@", |
| left, right, accuracy, testDescription]; |
| } |
| |
| return [self failureInFile:filename atLine:lineNumber reason:reason]; |
| } |
| |
| + (NSException *)failureInRaise:(NSString *)expression |
| inFile:(NSString *)filename |
| atLine:(int)lineNumber |
| withDescription:(NSString *)formatString, ... { |
| |
| NSString *testDescription = @""; |
| if (formatString) { |
| va_list vl; |
| va_start(vl, formatString); |
| testDescription = |
| [[[NSString alloc] initWithFormat:formatString arguments:vl] autorelease]; |
| va_end(vl); |
| } |
| |
| NSString *reason = [NSString stringWithFormat:@"'%@' should raise. %@", |
| expression, testDescription]; |
| |
| return [self failureInFile:filename atLine:lineNumber reason:reason]; |
| } |
| |
| + (NSException *)failureInRaise:(NSString *)expression |
| exception:(NSException *)exception |
| inFile:(NSString *)filename |
| atLine:(int)lineNumber |
| withDescription:(NSString *)formatString, ... { |
| |
| NSString *testDescription = @""; |
| if (formatString) { |
| va_list vl; |
| va_start(vl, formatString); |
| testDescription = |
| [[[NSString alloc] initWithFormat:formatString arguments:vl] autorelease]; |
| va_end(vl); |
| } |
| |
| NSString *reason; |
| if ([[exception name] isEqualToString:SenTestFailureException]) { |
| // it's our exception, assume it has the right description on it. |
| reason = [exception reason]; |
| } else { |
| // not one of our exception, use the exceptions reason and our description |
| reason = [NSString stringWithFormat:@"'%@' raised '%@'. %@", |
| expression, [exception reason], testDescription]; |
| } |
| |
| return [self failureInFile:filename atLine:lineNumber reason:reason]; |
| } |
| |
| @end |
| |
| NSString *STComposeString(NSString *formatString, ...) { |
| NSString *reason = @""; |
| if (formatString) { |
| va_list vl; |
| va_start(vl, formatString); |
| reason = |
| [[[NSString alloc] initWithFormat:formatString arguments:vl] autorelease]; |
| va_end(vl); |
| } |
| return reason; |
| } |
| |
| NSString *const SenTestFailureException = @"SenTestFailureException"; |
| NSString *const SenTestFilenameKey = @"SenTestFilenameKey"; |
| NSString *const SenTestLineNumberKey = @"SenTestLineNumberKey"; |
| |
| @interface SenTestCase (SenTestCasePrivate) |
| // our method of logging errors |
| + (void)printException:(NSException *)exception fromTestName:(NSString *)name; |
| @end |
| |
| @implementation SenTestCase |
| + (id)testCaseWithInvocation:(NSInvocation *)anInvocation { |
| return [[[self alloc] initWithInvocation:anInvocation] autorelease]; |
| } |
| |
| - (id)initWithInvocation:(NSInvocation *)anInvocation { |
| if ((self = [super init])) { |
| invocation_ = [anInvocation retain]; |
| } |
| return self; |
| } |
| |
| - (void)dealloc { |
| [invocation_ release]; |
| [super dealloc]; |
| } |
| |
| - (void)failWithException:(NSException*)exception { |
| [exception raise]; |
| } |
| |
| - (void)setUp { |
| } |
| |
| - (void)performTest { |
| @try { |
| [self invokeTest]; |
| } @catch (NSException *exception) { |
| [[self class] printException:exception |
| fromTestName:NSStringFromSelector([self selector])]; |
| [exception raise]; |
| } |
| } |
| |
| - (NSInvocation *)invocation { |
| return invocation_; |
| } |
| |
| - (SEL)selector { |
| return [invocation_ selector]; |
| } |
| |
| + (void)printException:(NSException *)exception fromTestName:(NSString *)name { |
| NSDictionary *userInfo = [exception userInfo]; |
| NSString *filename = [userInfo objectForKey:SenTestFilenameKey]; |
| NSNumber *lineNumber = [userInfo objectForKey:SenTestLineNumberKey]; |
| NSString *className = NSStringFromClass([self class]); |
| if ([filename length] == 0) { |
| filename = @"Unknown.m"; |
| } |
| fprintf(stderr, "%s:%ld: error: -[%s %s] : %s\n", |
| [filename UTF8String], |
| (long)[lineNumber integerValue], |
| [className UTF8String], |
| [name UTF8String], |
| [[exception reason] UTF8String]); |
| fflush(stderr); |
| } |
| |
| - (void)invokeTest { |
| NSException *e = nil; |
| @try { |
| // Wrap things in autorelease pools because they may |
| // have an STMacro in their dealloc which may get called |
| // when the pool is cleaned up |
| NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; |
| // We don't log exceptions here, instead we let the person that called |
| // this log the exception. This ensures they are only logged once but the |
| // outer layers get the exceptions to report counts, etc. |
| @try { |
| [self setUp]; |
| @try { |
| NSInvocation *invocation = [self invocation]; |
| #if GTM_IPHONE_SIMULATOR |
| // We don't call [invocation invokeWithTarget:self]; because of |
| // Radar 8081169: NSInvalidArgumentException can't be caught |
| // It turns out that on iOS4 (and 3.2) exceptions thrown inside an |
| // [invocation invoke] on the simulator cannot be caught. |
| // http://openradar.appspot.com/8081169 |
| ((void (*)(id, SEL))objc_msgSend)(self, [invocation selector]); |
| #else |
| [invocation invokeWithTarget:self]; |
| #endif |
| } @catch (NSException *exception) { |
| e = [exception retain]; |
| } |
| [self tearDown]; |
| } @catch (NSException *exception) { |
| e = [exception retain]; |
| } |
| [pool release]; |
| } @catch (NSException *exception) { |
| e = [exception retain]; |
| } |
| if (e) { |
| [e autorelease]; |
| [e raise]; |
| } |
| } |
| |
| - (void)tearDown { |
| } |
| |
| - (NSString *)description { |
| // This matches the description OCUnit would return to you |
| return [NSString stringWithFormat:@"-[%@ %@]", [self class], |
| NSStringFromSelector([self selector])]; |
| } |
| |
| // Used for sorting methods below |
| static NSInteger MethodSort(id a, id b, void *context) { |
| NSInvocation *invocationA = a; |
| NSInvocation *invocationB = b; |
| const char *nameA = sel_getName([invocationA selector]); |
| const char *nameB = sel_getName([invocationB selector]); |
| return strcmp(nameA, nameB); |
| } |
| |
| |
| + (NSArray *)testInvocations { |
| NSMutableArray *invocations = nil; |
| // Need to walk all the way up the parent classes collecting methods (in case |
| // a test is a subclass of another test). |
| Class senTestCaseClass = [SenTestCase class]; |
| for (Class currentClass = self; |
| currentClass && (currentClass != senTestCaseClass); |
| currentClass = class_getSuperclass(currentClass)) { |
| unsigned int methodCount; |
| Method *methods = class_copyMethodList(currentClass, &methodCount); |
| if (methods) { |
| // This handles disposing of methods for us even if an exception should fly. |
| [NSData dataWithBytesNoCopy:methods |
| length:sizeof(Method) * methodCount]; |
| if (!invocations) { |
| invocations = [NSMutableArray arrayWithCapacity:methodCount]; |
| } |
| for (size_t i = 0; i < methodCount; ++i) { |
| Method currMethod = methods[i]; |
| SEL sel = method_getName(currMethod); |
| char *returnType = NULL; |
| const char *name = sel_getName(sel); |
| // If it starts with test, takes 2 args (target and sel) and returns |
| // void run it. |
| if (strstr(name, "test") == name) { |
| returnType = method_copyReturnType(currMethod); |
| if (returnType) { |
| // This handles disposing of returnType for us even if an |
| // exception should fly. Length +1 for the terminator, not that |
| // the length really matters here, as we never reference inside |
| // the data block. |
| [NSData dataWithBytesNoCopy:returnType |
| length:strlen(returnType) + 1]; |
| } |
| } |
| // TODO: If a test class is a subclass of another, and they reuse the |
| // same selector name (ie-subclass overrides it), this current loop |
| // and test here will cause cause it to get invoked twice. To fix this |
| // the selector would have to be checked against all the ones already |
| // added, so it only gets done once. |
| if (returnType // True if name starts with "test" |
| && strcmp(returnType, @encode(void)) == 0 |
| && method_getNumberOfArguments(currMethod) == 2) { |
| NSMethodSignature *sig = [self instanceMethodSignatureForSelector:sel]; |
| NSInvocation *invocation |
| = [NSInvocation invocationWithMethodSignature:sig]; |
| [invocation setSelector:sel]; |
| [invocations addObject:invocation]; |
| } |
| } |
| } |
| } |
| // Match SenTestKit and run everything in alphbetical order. |
| [invocations sortUsingFunction:&MethodSort context:nil]; |
| return invocations; |
| } |
| |
| @end |
| |
| #pragma clang diagnostic pop |
| |
| #endif // GTM_IPHONE_SDK && !GTM_USING_XCTEST |
| |
| #pragma clang diagnostic push |
| #if !GTM_USING_XCTEST |
| // Turn off the deprecated warning when GTMTestCase is still based on SenTest. |
| #pragma clang diagnostic ignored "-Wdeprecated-implementations" |
| #endif // !GTM_USING_XCTEST |
| |
| @implementation GTMTestCase |
| |
| + (BOOL)isAbstractTestCase { |
| NSString *name = NSStringFromClass(self); |
| return [name rangeOfString:@"AbstractTest"].location != NSNotFound; |
| } |
| |
| + (NSArray *)testInvocations { |
| NSArray *invocations = @[]; |
| if (![self isAbstractTestCase]) { |
| invocations = [super testInvocations]; |
| } |
| return invocations; |
| } |
| |
| @end |
| |
| #pragma clang diagnostic pop |