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#import <Foundation/NSException.h>
#import <Foundation/NSAutoreleasePool.h>
#import "ObjectTesting.h"
static void
handler(NSException *e)
{
PASS (YES == [[e reason] isEqual: @"Terminate"],
"uncaught exceptionhandler called as expected");
abort();
}
@interface MyClass : NSObject
+ (void) testAbc;
@end
@implementation MyClass
+ (void) simulateProblem
{
[NSException raise: NSGenericException format: @"In MyClass"];
}
+ (void) testAbc
{
[self simulateProblem];
}
@end
int main()
{
NSException *obj;
NSMutableArray *testObjs = [[NSMutableArray alloc] init];
NSAutoreleasePool *arp = [NSAutoreleasePool new];
test_alloc_only(@"NSException");
obj = [NSException exceptionWithName: NSGenericException
reason: nil
userInfo: nil];
PASS((obj != nil), "can create an exception");
PASS(([[obj name] isEqualToString: NSGenericException]), "name works");
obj = [NSException exceptionWithName: NSGenericException
reason: nil
userInfo: nil];
[testObjs addObject: obj];
test_NSObject(@"NSException", testObjs);
NS_DURING
[MyClass testAbc];
NS_HANDLER
{
NSArray *addresses = [localException callStackReturnAddresses];
NSArray *a = [localException callStackSymbols];
NSString *s = nil;
BOOL ok = YES;
PASS([addresses count] > 0, "call stack addresses is not empty");
PASS([addresses count] == [a count], "addresses and symbols match");
NSLog(@"Got %@", a);
testHopeful = YES;
PASS([a count] > 0
&& [(s = [a objectAtIndex: 0]) rangeOfString: @"NSException"].length > 0
&& [s rangeOfString: @"raise"].length > 0,
"Exception raised at start of stack")
PASS([a count] > 1
&& [(s = [a objectAtIndex: 1]) rangeOfString: @"MyClass"].length > 0
&& [s rangeOfString: @"simulateProblem"].length > 0,
"simulateProblem is where exception was raised")
if (NO == testPassed) ok = NO;
PASS([a count] > 2
&& [(s = [a objectAtIndex: 2]) rangeOfString: @"MyClass"].length > 0
&& [s rangeOfString: @"testAbc"].length > 0,
"testAbc called simulateProblem to raise exception")
if (NO == testPassed) ok = NO;
PASS(ok, "working callStackSymbols ... if this has failed it is probably due to a lack of support for objective-c method names (local symbols) in the backtrace_symbols() function of your libc. If so, you might lobby your operating system provider for a fix.");
testHopeful = NO;
}
NS_ENDHANDLER
PASS(NSGetUncaughtExceptionHandler() == 0, "default handler is null");
NSSetUncaughtExceptionHandler(handler);
PASS(NSGetUncaughtExceptionHandler() == handler, "setting handler works");
fprintf(stderr, "We expect a single FAIL without any explanation as\n"
"the test is terminated by an uncaught exception ...\n");
[NSException raise: NSGenericException format: @"Terminate"];
PASS(NO, "shouldn't get here ... exception should have terminated process");
[arp release]; arp = nil;
return 0;
}
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