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//===--- SwiftNativeNSBase.m - Test __SwiftNativeNS*Base classes -----------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
// This file is compiled and run by SwiftNativeNSBase.swift.
#include <Foundation/Foundation.h>
#include <objc/runtime.h>
static int Errors;
#define expectTrue(expr) \
do { \
if (!(expr)) { \
printf("%s:%d: not true: %s\n", __FILE__, __LINE__, #expr); \
Errors++; \
} \
} while (0)
#define expectFalse(expr) \
do { \
if (expr) { \
printf("%s:%d: not false: %s\n", __FILE__, __LINE__, #expr); \
Errors++; \
} \
} while (0)
#define fail(format, ...) \
do { \
printf("%s:%d: " format, __FILE__, __LINE__, ##__VA_ARGS__); \
Errors++; \
} while (0)
BOOL TestSwiftNativeNSBase_RetainCount(id object)
{
Errors = 0;
NSUInteger rc1 = [object retainCount];
id object2 = [object retain];
expectTrue(object == object2);
NSUInteger rc2 = [object retainCount];
expectTrue(rc2 > rc1);
[object release];
NSUInteger rc3 = [object retainCount];
expectTrue(rc3 < rc2);
return Errors == 0;
}
BOOL TestSwiftNativeNSBase_UnwantedCdtors()
{
Errors = 0;
printf("TestSwiftNativeNSBase\n");
unsigned int classCount;
Class *classes = objc_copyClassList(&classCount);
NSMutableSet *expectedClasses =
[NSMutableSet setWithObjects:
@"__SwiftNativeNSArrayBase",
@"__SwiftNativeNSMutableArrayBase",
@"__SwiftNativeNSDictionaryBase",
@"__SwiftNativeNSSetBase",
@"__SwiftNativeNSStringBase",
@"__SwiftNativeNSEnumeratorBase",
nil];
for (unsigned int i = 0; i < classCount; i++) {
Class cls = classes[i];
NSString *name = @(class_getName(cls));
if (! ([name hasPrefix:@"__SwiftNativeNS"] && [name hasSuffix:@"Base"])) {
continue;
}
if ([name isEqual: @"__SwiftNativeNSDataBase"] ||
[name isEqual: @"__SwiftNativeNSIndexSetBase"]) {
//These two were removed but are still present when back-deploying
continue;
}
if (! [expectedClasses containsObject:name]) {
fail("did not expect class %s\n", name.UTF8String);
continue;
}
// cls is some __SwiftNativeNS*Base class
[expectedClasses removeObject:name];
printf("checking class %s\n", name.UTF8String);
// Check for unwanted C++ cdtors (rdar://18950072)
expectFalse([cls instancesRespondToSelector:sel_registerName(".cxx_construct")]);
expectFalse([cls instancesRespondToSelector:sel_registerName(".cxx_destruct")]);
}
expectTrue(expectedClasses.count == 0);
printf("TestSwiftNativeNSBase: %d error%s\n",
Errors, Errors == 1 ? "" : "s");
return Errors == 0;
}
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