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//
// GTMUnitTestDevLog.m
//
// Copyright 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 "GTMUnitTestDevLog.h"
#import "GTMRegex.h"
#import "GTMSenTestCase.h"
#if !GTM_IPHONE_SDK
// Add support for grabbing messages from Carbon.
#import <CoreServices/CoreServices.h>
static void GTMDevLogDebugAssert(OSType componentSignature,
UInt32 options,
const char *assertionString,
const char *exceptionLabelString,
const char *errorString,
const char *fileName,
long lineNumber,
void *value,
ConstStr255Param outputMsg) {
NSString *outLog = [[[NSString alloc] initWithBytes:&(outputMsg[1])
length:StrLength(outputMsg)
encoding:NSMacOSRomanStringEncoding]
autorelease];
_GTMDevLog(outLog);
}
static inline void GTMInstallDebugAssertOutputHandler(void) {
InstallDebugAssertOutputHandler(GTMDevLogDebugAssert);
}
static inline void GTMUninstallDebugAssertOutputHandler(void) {
InstallDebugAssertOutputHandler(NULL);
}
#else // GTM_IPHONE_SDK
static inline void GTMInstallDebugAssertOutputHandler(void) {};
static inline void GTMUninstallDebugAssertOutputHandler(void) {};
#endif // GTM_IPHONE_SDK
@implementation GTMUnitTestDevLog
// If unittests are ever being run on separate threads, this may need to be
// made a thread local variable.
static BOOL gTrackingEnabled = NO;
+ (NSMutableArray *)patterns {
static NSMutableArray *patterns = nil;
if (!patterns) {
patterns = [[NSMutableArray array] retain];
}
return patterns;
}
+ (BOOL)isTrackingEnabled {
return gTrackingEnabled;
}
+ (void)enableTracking {
GTMInstallDebugAssertOutputHandler();
gTrackingEnabled = YES;
}
+ (void)disableTracking {
GTMUninstallDebugAssertOutputHandler();
gTrackingEnabled = NO;
}
+ (void)log:(NSString*)format, ... {
va_list argList;
va_start(argList, format);
[self log:format args:argList];
va_end(argList);
}
+ (void)log:(NSString*)format args:(va_list)args {
if ([self isTrackingEnabled]) {
NSString *logString = [[[NSString alloc] initWithFormat:format
arguments:args] autorelease];
@synchronized(self) {
NSMutableArray *patterns = [self patterns];
BOOL logError = [patterns count] == 0 ? YES : NO;
GTMRegex *regex = nil;
if (!logError) {
regex = [[[patterns objectAtIndex:0] retain] autorelease];
logError = [regex matchesString:logString] ? NO : YES;
[patterns removeObjectAtIndex:0];
}
if (logError) {
if (regex) {
[NSException raise:SenTestFailureException
format:@"Unexpected log: %@\nExpected: %@",
logString, regex];
} else {
[NSException raise:SenTestFailureException
format:@"Unexpected log: %@", logString];
}
} else {
NSLog(@"Expected Log: %@", logString);
}
}
} else {
NSLogv(format, args);
}
}
+ (void)expectString:(NSString *)format, ... {
va_list argList;
va_start(argList, format);
NSString *string = [[[NSString alloc] initWithFormat:format
arguments:argList] autorelease];
va_end(argList);
NSString *pattern = [GTMRegex escapedPatternForString:string];
[self expect:1 casesOfPattern:pattern];
}
+ (void)expectPattern:(NSString *)format, ... {
va_list argList;
va_start(argList, format);
[self expect:1 casesOfPattern:format args:argList];
va_end(argList);
}
+ (void)expect:(NSUInteger)n casesOfString:(NSString *)format, ... {
va_list argList;
va_start(argList, format);
NSString *string = [[[NSString alloc] initWithFormat:format
arguments:argList] autorelease];
va_end(argList);
NSString *pattern = [GTMRegex escapedPatternForString:string];
[self expect:n casesOfPattern:pattern];
}
+ (void)expect:(NSUInteger)n casesOfPattern:(NSString*)format, ... {
va_list argList;
va_start(argList, format);
[self expect:n casesOfPattern:format args:argList];
va_end(argList);
}
+ (void)expect:(NSUInteger)n
casesOfPattern:(NSString*)format
args:(va_list)args {
NSString *pattern = [[[NSString alloc] initWithFormat:format
arguments:args] autorelease];
GTMRegex *regex = [GTMRegex regexWithPattern:pattern
options:kGTMRegexOptionSupressNewlineSupport];
@synchronized(self) {
NSMutableArray *patterns = [self patterns];
for (NSUInteger i = 0; i < n; ++i) {
[patterns addObject:regex];
}
}
}
+ (void)verifyNoMoreLogsExpected {
@synchronized(self) {
NSMutableArray *patterns = [self patterns];
if ([patterns count] > 0) {
NSMutableArray *patternsCopy = [[patterns copy] autorelease];
[self resetExpectedLogs];
[NSException raise:SenTestFailureException
format:@"Logs still expected %@", patternsCopy];
}
}
}
+ (void)resetExpectedLogs {
@synchronized(self) {
NSMutableArray *patterns = [self patterns];
[patterns removeAllObjects];
}
}
@end
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