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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,41 +1,61 @@ | ||
| #import "ObjectionInjector.h" | ||
| #import "ObjectionInstanceEntry.h" | ||
| #import <pthread.h> | ||
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| static NSMutableDictionary *gAOContext; | ||
| static NSMutableDictionary *gObjectionContext; | ||
| static pthread_mutex_t gObjectionMutex; | ||
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| @implementation ObjectionInjector | ||
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| + (void)initialize { | ||
| if (self == [ObjectionInjector class]) { | ||
| gAOContext = [[NSMutableDictionary alloc] init]; | ||
| gObjectionContext = [[NSMutableDictionary alloc] init]; | ||
| pthread_mutexattr_t mutexattr; | ||
| pthread_mutexattr_init(&mutexattr); | ||
| pthread_mutexattr_settype(&mutexattr, PTHREAD_MUTEX_RECURSIVE); | ||
| pthread_mutex_init(&gObjectionMutex, &mutexattr); | ||
| pthread_mutexattr_destroy(&mutexattr); | ||
| } | ||
| } | ||
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| + (void) registerObject:(id)theObject forClass:(Class)theClass { | ||
| [gAOContext setObject:[[[ObjectionInstanceEntry alloc] initWithObject:theObject] autorelease] forKey:NSStringFromClass(theClass)]; | ||
| pthread_mutex_lock(&gObjectionMutex); | ||
| [gObjectionContext setObject:[[[ObjectionInstanceEntry alloc] initWithObject:theObject] autorelease] forKey:NSStringFromClass(theClass)]; | ||
| pthread_mutex_unlock(&gObjectionMutex); | ||
| } | ||
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| + (void) registerClass:(Class)theClass lifeCycle:(ObjectionInstantiationRule)lifeCycle { | ||
| pthread_mutex_lock(&gObjectionMutex); | ||
| if (lifeCycle != ObjectionInstantiationRule_Singleton && lifeCycle != ObjectionInstantiationRule_Everytime) { | ||
| @throw [NSException exceptionWithName:@"ObjectionInjectorException" reason:@"Invalid Instantiation Rule" userInfo:nil]; | ||
| } | ||
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| if (theClass && [gAOContext objectForKey:NSStringFromClass(theClass)] == nil) { | ||
| [gAOContext setObject:[ObjectionEntry withClass:theClass lifeCycle:lifeCycle andContext:self] forKey:NSStringFromClass(theClass)]; | ||
| if (theClass && [gObjectionContext objectForKey:NSStringFromClass(theClass)] == nil) { | ||
| [gObjectionContext setObject:[ObjectionEntry withClass:theClass lifeCycle:lifeCycle andContext:self] forKey:NSStringFromClass(theClass)]; | ||
| } | ||
| pthread_mutex_unlock(&gObjectionMutex); | ||
| } | ||
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| + (id)getObject:(Class)theClass { | ||
| NSString *key = NSStringFromClass(theClass); | ||
| ObjectionEntry *entry = [gAOContext objectForKey:key]; | ||
| if (theClass && entry) { | ||
| return [entry extractObject]; | ||
| } | ||
| pthread_mutex_lock(&gObjectionMutex); | ||
| @try { | ||
| NSString *key = NSStringFromClass(theClass); | ||
| ObjectionEntry *entry = [gObjectionContext objectForKey:key]; | ||
| if (theClass && entry) { | ||
| return [entry extractObject]; | ||
| } | ||
| } | ||
| @finally { | ||
| pthread_mutex_unlock(&gObjectionMutex); | ||
| } | ||
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| return nil; | ||
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| } | ||
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| + (void) reset { | ||
| [gAOContext removeAllObjects]; | ||
| pthread_mutex_lock(&gObjectionMutex); | ||
| [gObjectionContext removeAllObjects]; | ||
| pthread_mutex_unlock(&gObjectionMutex); | ||
| } | ||
| @end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,63 @@ | ||
| #import "SpecHelper.h" | ||
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| @interface Person : NSObject | ||
| { | ||
| NSDictionary *_attributes; | ||
| } | ||
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| @property (nonatomic, retain) NSDictionary *attributes; | ||
| @end | ||
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| @implementation Person | ||
| objection_register(@"Person") | ||
| objection_requires(@"attributes") | ||
| @synthesize attributes=_attributes; | ||
| @end | ||
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| @interface Programmer : Person | ||
| { | ||
| NSDictionary *_favoriteLanguages; | ||
| } | ||
| @property (nonatomic, retain) NSDictionary *favoriteLanguages; | ||
| @end | ||
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| @implementation Programmer | ||
| objection_register(@"Programmer") | ||
| objection_requires(@"favoriteLanguages") | ||
| @synthesize favoriteLanguages=_favoriteLanguages; | ||
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| @end | ||
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| @interface NoInheritence : NSObject | ||
| { | ||
| NSString *_something; | ||
| } | ||
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| @property (nonatomic, retain) NSString *something; | ||
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| @end | ||
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| @implementation NoInheritence | ||
| objection_register(@"NoInheritence") | ||
| objection_requires(@"something") | ||
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| @synthesize something=_something; | ||
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| @end | ||
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| SPEC_BEGIN(InheritenceSpecs) | ||
| it(@"coalesces dependencies from parent to child", ^{ | ||
| Programmer *programmer = [ObjectionInjector getObject:[Programmer class]]; | ||
| assertThat(programmer.attributes, is(notNilValue())); | ||
| assertThat(programmer.favoriteLanguages, is(notNilValue())); | ||
| }); | ||
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| it(@"does not throw a fit if the base class does not implement super", ^{ | ||
| NoInheritence *noParentObjectWithRequires = [ObjectionInjector getObject:[NoInheritence class]]; | ||
| assertThat(noParentObjectWithRequires.something, is(notNilValue())); | ||
| }); | ||
| SPEC_END |
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