/*
* Copyright (c) 2010-2021 Erik Doernenburg and contributors
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use these files 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 <objc/runtime.h>
#import "NSInvocation+OCMAdditions.h"
#import "OCMRealObjectForwarder.h"
#import "OCMFunctionsPrivate.h"
#import "OCPartialMockObject.h"
@implementation OCMRealObjectForwarder
- (void)handleInvocation:(NSInvocation *)anInvocation
{
id invocationTarget = [anInvocation target];
BOOL isInInitFamily = [anInvocation methodIsInInitFamily];
BOOL isInCreateFamily = isInInitFamily ? NO : [anInvocation methodIsInCreateFamily];
[anInvocation setSelector:OCMAliasForOriginalSelector([anInvocation selector])];
if([invocationTarget isProxy])
{
if(!class_getInstanceMethod([invocationTarget mockObjectClass], @selector(realObject)))
[NSException raise:NSInternalInconsistencyException format:@"Method andForwardToRealObject can only be used with partial mocks and class methods."];
NSObject *realObject = [(OCPartialMockObject *)invocationTarget realObject];
[anInvocation setTarget:realObject];
if(isInInitFamily)
{
// The init method of the real object will "consume" self, but because the method was
// invoked on the mock and not the real object a corresponding retain is missing; so
// we do this here. The analyzer doesn't understand this; see #456 for details.
#ifndef __clang_analyzer__
[realObject retain];
#endif
}
}
[anInvocation invoke];
if(isInInitFamily || isInCreateFamily)
{
// After invoking the method on the real object the return value's retain count is correct,
// but because we have a chain of handlers for an invocation and we handle the retain count
// adjustments at the end in the stub, we undo the additional retains here.
id returnVal;
[anInvocation getReturnValue:&returnVal];
[returnVal autorelease];
}
}
@end