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GRPreventNSUndefinedKeyExceptionAttackTest.m
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GRPreventNSUndefinedKeyExceptionAttackTest.m
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// The MIT License
//
// Copyright (c) 2012 Gwendal Roué
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
#import "GRMustachePrivateAPITest.h"
#import "GRMustache_private.h"
#import "GRMustacheTemplate_private.h"
#import "GRMustacheContext_private.h"
#import <CoreData/CoreData.h>
@interface GRPreventNSUndefinedKeyExceptionAttackTest : GRMustachePrivateAPITest {
NSManagedObjectModel *_managedObjectModel;
NSPersistentStoreCoordinator *_persistentStoreCoordinator;
NSManagedObjectContext *_managedObjectContext;
}
@end
@interface GRPreventNSUndefinedKeyExceptionAttackTest()
@property (nonatomic, retain) NSManagedObjectModel *managedObjectModel;
@property (nonatomic, retain) NSPersistentStoreCoordinator *persistentStoreCoordinator;
@property (nonatomic, retain) NSManagedObjectContext *managedObjectContext;
@end
@implementation GRPreventNSUndefinedKeyExceptionAttackTest
@synthesize managedObjectModel=_managedObjectModel;
@synthesize persistentStoreCoordinator=_persistentStoreCoordinator;
@synthesize managedObjectContext=_managedObjectContext;
- (void)setUp
{
self.managedObjectModel = [NSManagedObjectModel mergedModelFromBundles:[NSArray arrayWithObject:self.testBundle]];
self.persistentStoreCoordinator = [[[NSPersistentStoreCoordinator alloc] initWithManagedObjectModel:self.managedObjectModel] autorelease];
self.managedObjectContext = [[[NSManagedObjectContext alloc] init] autorelease];
[self.managedObjectContext setPersistentStoreCoordinator:self.persistentStoreCoordinator];
}
- (void)tearDown
{
self.managedObjectModel = nil;
self.persistentStoreCoordinator = nil;
self.managedObjectContext = nil;
}
- (void)testNSUndefinedKeyExceptionSilencing
{
[GRMustache preventNSUndefinedKeyExceptionAttack];
GRMustacheTemplate *template = [GRMustacheTemplate templateFromString:@"foo:{{foo}}" error:nil];
{
GRMustacheContextDidCatchNSUndefinedKeyException = NO;
id object = [[[NSObject alloc] init] autorelease];
[template renderObject:object];
STAssertEquals(NO, GRMustacheContextDidCatchNSUndefinedKeyException, @"");
}
{
GRMustacheContextDidCatchNSUndefinedKeyException = NO;
NSManagedObject *managedObject = [NSEntityDescription insertNewObjectForEntityForName:@"NSManagedObject" inManagedObjectContext:self.managedObjectContext];
[template renderObject:managedObject];
STAssertEquals(NO, GRMustacheContextDidCatchNSUndefinedKeyException, @"");
}
// Regression test: until 1.7.2, NSUndefinedKeyException guard would prevent rendering nil object
STAssertEqualObjects([template render], @"foo:", nil);
STAssertEqualObjects([template renderObject:nil], @"foo:", nil);
}
@end