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#import <Foundation/NSAutoreleasePool.h>
#import <Foundation/NSNotification.h>
#import <Foundation/NSUserDefaults.h>
#import <Foundation/NSString.h>
#import <Foundation/NSKeyValueObserving.h>
#import <Foundation/NSValue.h>
#import <Foundation/NSNull.h>
#import "ObjectTesting.h"
@interface Observer : NSObject
{
NSInteger count;
NSInteger kvoCount;
}
- (NSInteger)count;
- (NSInteger)kvoCount;
- (void)notified:(NSNotification *)n;
@end
@implementation Observer
- (NSInteger)count
{
return count;
}
- (NSInteger)kvoCount
{
return kvoCount;
}
- (void)notified:(NSNotification *)n
{
count++;
}
- (void)observeValueForKeyPath:(NSString *)keyPath
ofObject:(id)object
change:(NSDictionary *)change
context:(void *)context
{
id old = [change objectForKey:NSKeyValueChangeOldKey];
id new = [ change objectForKey : NSKeyValueChangeNewKey ];
NSKeyValueChange kind =
[[change objectForKey:NSKeyValueChangeKindKey] intValue];
id isPrior = [change objectForKey:NSKeyValueChangeNotificationIsPriorKey];
NSLog(@"KVO: %@: old = %@, new = %@, kind = %ld, isPrior = %@",
keyPath, old, new, kind, isPrior);
if ([keyPath isEqualToString:@"Test Suite Bool"])
{
switch (kvoCount)
{
case 0: // Initial
{
PASS_EQUAL(
new, [NSNull null],
"KVO: Initial setting of 'Test Suite Bool' has new = null");
PASS(kind == NSKeyValueChangeSetting,
"KVO: notification for 'Test Suite Bool' is of kind "
"NSKeyValueChangeSetting (initial)");
break;
}
case 3: // Prior to [defs setBool:YES forKey:@"Test Suite Bool"];
{
PASS_EQUAL(
old, [NSNull null],
"KVO: First setting of 'Test Suite Bool' has old = null (prior)");
PASS(new == nil,
"KVO: First setting of 'Test Suite Bool' has no new (prior)");
PASS(kind == NSKeyValueChangeSetting,
"KVO: notification for 'Test Suite Bool' is of kind "
"NSKeyValueChangeSetting (prior)");
PASS_EQUAL(isPrior, [NSNumber numberWithBool:YES],
"KVO: notification for 'Test Suite Bool' is prior");
break;
}
case 4: // [defs setBool:YES forKey:@"Test Suite Bool"];
{
PASS_EQUAL(
old, [NSNull null],
"KVO: First setting of 'Test Suite Bool' has old = null");
PASS([new isKindOfClass:[ NSNumber class ]],
"KVO: New value for 'Test Suite Bool' has NSNumber");
PASS(YES == [new boolValue],
"KVO: new value for 'Test Suite Bool' is YES");
PASS(kind == NSKeyValueChangeSetting,
"KVO: notification for 'Test Suite Bool' is of kind "
"NSKeyValueChangeSetting");
break;
}
case 9: // Prior to [defs removeObjectForKey:@"Test Suite Bool"];
{
PASS([old isKindOfClass:[NSNumber class]],
"KVO: First setting of 'Test Suite Bool' has old NSNumber");
PASS(YES == [old boolValue],
"KVO: old value for 'Test Suite Bool' is YES");
PASS(new == nil,
"KVO: First setting of 'Test Suite Bool' has no new");
PASS(kind == NSKeyValueChangeSetting,
"KVO: notification for 'Test Suite Bool' is of kind "
"NSKeyValueChangeSetting");
PASS_EQUAL(isPrior, [NSNumber numberWithBool:YES],
"KVO: notification for 'Test Suite Bool' is prior");
break;
}
case 10: // [defs removeObjectForKey:@"Test Suite Bool"];
{
PASS([old isKindOfClass:[NSNumber class]],
"KVO: First setting of 'Test Suite Bool' has old NSNumber");
PASS(YES == [old boolValue],
"KVO: old value for 'Test Suite Bool' is YES");
PASS_EQUAL(
new, [NSNull null],
"KVO: First setting of 'Test Suite Bool' has new = null");
PASS(kind == NSKeyValueChangeSetting,
"KVO: notification for 'Test Suite Bool' is of kind "
"NSKeyValueChangeSetting");
break;
}
default: {
PASS(NO, "KVO: unexpected count for 'Test Suite Bool'");
break;
}
}
}
else if ([keyPath isEqualToString:@"Test Suite Int"])
{
switch (kvoCount)
{
case 1: // Initial
{
PASS_EQUAL(
new, [NSNull null],
"KVO: Initial setting of 'Test Suite Int' has new = null");
PASS(kind == NSKeyValueChangeSetting,
"KVO: notification for 'Test Suite Int' is of kind "
"NSKeyValueChangeSetting (initial)");
break;
}
case 5: // Prior to [defs setInteger:34 forKey:@"Test
// Suite Int"];
{
PASS_EQUAL(old, [NSNull null],
"KVO: First setting of 'Test Suite Int' has old = null");
PASS(kind == NSKeyValueChangeSetting,
"KVO: notification for 'Test Suite Int' is of kind "
"NSKeyValueChangeSetting");
PASS_EQUAL(isPrior, [NSNumber numberWithBool:YES],
"KVO: notification for 'Test Suite Int' is prior");
break;
}
case 6: // [defs setInteger:34 forKey:@"Test Suite Int"];
{
PASS_EQUAL(
old, [NSNull null],
"KVO: Second setting of 'Test Suite Int' has old = null");
PASS([new isKindOfClass:[ NSNumber class ]],
"KVO: New value for 'Test Suite Int' has NSNumber");
PASS(34 == [new intValue],
"KVO: new value for 'Test Suite Int' is 34");
PASS(kind == NSKeyValueChangeSetting,
"KVO: notification for 'Test Suite Int' is of kind "
"NSKeyValueChangeSetting");
break;
}
case 11: // Prior to [defs setObject:nil
// forKey:@"Test Suite Int"];
{
PASS([old isKindOfClass:[NSNumber class]],
"KVO: First setting of 'Test Suite Int' has old NSNumber");
PASS(34 == [old intValue],
"KVO: old value for 'Test Suite Int' is 34");
PASS(new == nil,
"KVO: First setting of 'Test Suite Int' has no new");
PASS(kind == NSKeyValueChangeSetting,
"KVO: notification for 'Test Suite Int' is of kind "
"NSKeyValueChangeSetting");
PASS_EQUAL(isPrior, [NSNumber numberWithBool:YES],
"KVO: notification for 'Test Suite Int' is prior");
break;
}
case 12: // [defs setObject:nil forKey:@"Test Suite Int"];
{
PASS([old isKindOfClass:[NSNumber class]],
"KVO: First setting of 'Test Suite Int' has old NSNumber");
PASS(34 == [old intValue],
"KVO: old value for 'Test Suite Int' is 34");
PASS_EQUAL(new, [NSNull null],
"KVO: First setting of 'Test Suite Int' has new = null");
PASS(kind == NSKeyValueChangeSetting,
"KVO: notification for 'Test Suite Int' is of kind "
"NSKeyValueChangeSetting");
break;
}
default: {
PASS(NO, "KVO: unexpected count for 'Test Suite Int'");
break;
}
}
}
else if ([keyPath isEqualToString:@"Test Suite Str"])
{
switch (kvoCount)
{
case 2: // Initial
{
PASS_EQUAL(
new, [NSNull null],
"KVO: Initial setting of 'Test Suite Str' has new = null");
PASS(kind == NSKeyValueChangeSetting,
"KVO: notification for 'Test Suite Str' is of kind "
"NSKeyValueChangeSetting (initial)");
break;
}
case 7: // Prior to [defs setObject:@"SetString"
// forKey:@"Test Suite Str"];
{
PASS_EQUAL(old, [NSNull null],
"KVO: First setting of 'Test Suite Str' has old = null");
PASS(kind == NSKeyValueChangeSetting,
"KVO: notification for 'Test Suite Str' is of kind "
"NSKeyValueChangeSetting");
PASS_EQUAL(isPrior, [NSNumber numberWithBool:YES],
"KVO: notification for 'Test Suite Str' is prior");
break;
}
case 8: // [defs setObject:@"SetString"
// forKey:@"Test Suite Str"];
{
PASS_EQUAL(
old, [NSNull null],
"KVO: Second setting of 'Test Suite Str' has old = null");
PASS([new isKindOfClass:[ NSString class ]],
"KVO: New value for 'Test Suite Str' has NSString");
PASS([new isEqual:@"SetString"],
"KVO: new value for 'Test Suite Str' is 'SetString'");
PASS(kind == NSKeyValueChangeSetting,
"KVO: notification for 'Test Suite Str' is of kind "
"NSKeyValueChangeSetting");
break;
}
default: {
PASS(NO, "KVO: unexpected count for 'Test Suite Str'");
break;
}
}
}
kvoCount++;
}
@end
int
main()
{
NSAutoreleasePool *arp = [NSAutoreleasePool new];
Observer *obs = [[Observer new] autorelease];
NSUserDefaults *defs;
defs = [NSUserDefaults standardUserDefaults];
PASS(defs != nil && [defs isKindOfClass:[NSUserDefaults class]],
"NSUserDefaults understands +standardUserDefaults");
/* Reset the defaults */
[defs removeObjectForKey:@"Test Suite Bool"];
[defs removeObjectForKey:@"Test Suite Int"];
[defs removeObjectForKey:@"Test Suite Str"];
[[NSNotificationCenter defaultCenter]
addObserver:obs
selector:@selector(notified:)
name:NSUserDefaultsDidChangeNotification
object:nil];
[defs addObserver:obs
forKeyPath:@"Test Suite Bool"
options:NSKeyValueObservingOptionNew | NSKeyValueObservingOptionOld
| NSKeyValueObservingOptionPrior
| NSKeyValueObservingOptionInitial
context:NULL];
[defs addObserver:obs
forKeyPath:@"Test Suite Int"
options:NSKeyValueObservingOptionNew | NSKeyValueObservingOptionOld
| NSKeyValueObservingOptionPrior
| NSKeyValueObservingOptionInitial
context:NULL];
[defs addObserver:obs
forKeyPath:@"Test Suite Str"
options:NSKeyValueObservingOptionNew | NSKeyValueObservingOptionOld
| NSKeyValueObservingOptionPrior
| NSKeyValueObservingOptionInitial
context:NULL];
PASS([obs kvoCount] == 3, "KVO: initial count is 3");
[defs setBool:YES forKey:@"Test Suite Bool"];
PASS([defs boolForKey:@"Test Suite Bool"],
"NSUserDefaults can set/get a BOOL");
PASS([[defs objectForKey:@"Test Suite Bool"] isKindOfClass:[NSNumber class]],
"NSUserDefaults returns NSNumber for a BOOL");
PASS([obs count] == 1, "setting a boolean causes notification");
PASS([obs kvoCount] == 5, "KVO: setting boolean caused 2 notifications");
[defs setInteger:34 forKey:@"Test Suite Int"];
PASS([defs integerForKey:@"Test Suite Int"] == 34,
"NSUserDefaults can set/get an int");
PASS([[defs objectForKey:@"Test Suite Int"] isKindOfClass:[NSNumber class]],
"NSUserDefaults returns NSNumber for an int");
PASS([obs count] == 2, "setting an integer causes notification");
PASS([obs kvoCount] == 7, "KVO: setting integer caused 2 notifications");
[defs setObject:@"SetString" forKey:@"Test Suite Str"];
PASS([[defs stringForKey:@"Test Suite Str"] isEqual:@"SetString"],
"NSUserDefaults can set/get a string");
PASS([[defs objectForKey:@"Test Suite Str"] isKindOfClass:[NSString class]],
"NSUserDefaults returns NSString for a string");
PASS([obs count] == 3, "setting a string causes notification");
PASS([obs kvoCount] == 9, "KVO: setting integer caused 2 notifications");
[defs removeObjectForKey:@"Test Suite Bool"];
PASS(nil == [defs objectForKey:@"Test Suite Bool"],
"NSUserDefaults can use -removeObjectForKey: to remove a bool");
PASS([obs count] == 4, "removing a key causes notification");
PASS([obs kvoCount] == 11, "KVO: removing bool caused 2 notifications");
[defs setObject:nil forKey:@"Test Suite Int"];
PASS(nil == [defs objectForKey:@"Test Suite Int"],
"NSUserDefaults can use -setObject:forKey: to remove an int");
PASS([obs count] == 5, "setting nil object causes notification");
PASS([obs kvoCount] == 13, "KVO: removing int caused 2 notifications");
[defs setObject:@"SetString" forKey:@"Test Suite Str"];
PASS([[defs objectForKey:@"Test Suite Str"] isKindOfClass:[NSString class]],
"NSUserDefaults returns NSString for an updated string");
PASS([obs count] == 6, "setting a string causes notification");
[defs setObject:nil forKey:@"Test Suite Int"];
PASS([obs count] == 7, "setting nil object twice causes notification");
[defs removeObserver:obs forKeyPath:@"Test Suite Bool" context:NULL];
[defs removeObserver:obs forKeyPath:@"Test Suite Int" context:NULL];
[defs removeObserver:obs forKeyPath:@"Test Suite Str" context:NULL];
[arp release];
arp = nil;
return 0;
}
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