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Diffstat (limited to 'toolkit/crashreporter/google-breakpad/src/common/mac/testing/GTMSenTestCase.m')
-rw-r--r-- | toolkit/crashreporter/google-breakpad/src/common/mac/testing/GTMSenTestCase.m | 428 |
1 files changed, 428 insertions, 0 deletions
diff --git a/toolkit/crashreporter/google-breakpad/src/common/mac/testing/GTMSenTestCase.m b/toolkit/crashreporter/google-breakpad/src/common/mac/testing/GTMSenTestCase.m new file mode 100644 index 000000000..162f01e97 --- /dev/null +++ b/toolkit/crashreporter/google-breakpad/src/common/mac/testing/GTMSenTestCase.m @@ -0,0 +1,428 @@ +// +// 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> +#if GTM_IPHONE_SIMULATOR +#import <objc/message.h> +#endif + +#import "GTMObjC2Runtime.h" +#import "GTMUnitTestDevLog.h" + +#if GTM_IPHONE_SDK && !GTM_IPHONE_USE_SENTEST +#import <stdarg.h> + +@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 + 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 int 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 + +#endif // GTM_IPHONE_SDK && !GTM_IPHONE_USE_SENTEST + +@implementation GTMTestCase : SenTestCase +- (void)invokeTest { + NSAutoreleasePool *localPool = [[NSAutoreleasePool alloc] init]; + Class devLogClass = NSClassFromString(@"GTMUnitTestDevLog"); + if (devLogClass) { + [devLogClass performSelector:@selector(enableTracking)]; + [devLogClass performSelector:@selector(verifyNoMoreLogsExpected)]; + + } + [super invokeTest]; + if (devLogClass) { + [devLogClass performSelector:@selector(verifyNoMoreLogsExpected)]; + [devLogClass performSelector:@selector(disableTracking)]; + } + [localPool drain]; +} + ++ (BOOL)isAbstractTestCase { + NSString *name = NSStringFromClass(self); + return [name rangeOfString:@"AbstractTest"].location != NSNotFound; +} + ++ (NSArray *)testInvocations { + NSArray *invocations = nil; + if (![self isAbstractTestCase]) { + invocations = [super testInvocations]; + } + return invocations; +} + +@end |