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77e2d28919
* Create transfer-array method and use it * License headers * Update ASArrayByFlatMapping
60 lines
1.7 KiB
Objective-C
60 lines
1.7 KiB
Objective-C
//
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// ASCollectionsTests.m
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// Texture
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//
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// Copyright (c) 2018-present, Pinterest, Inc. All rights reserved.
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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#import <XCTest/XCTest.h>
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#import <AsyncDisplayKit/ASCollections.h>
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@interface ASCollectionsTests : XCTestCase
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@end
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@implementation ASCollectionsTests
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- (void)testTransferArray {
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id objs[2];
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objs[0] = [NSObject new];
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id o0 = objs[0];
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objs[1] = [NSObject new];
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__weak id w0 = objs[0];
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__weak id w1 = objs[1];
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CFTypeRef cf0 = (__bridge CFTypeRef)objs[0];
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CFTypeRef cf1 = (__bridge CFTypeRef)objs[1];
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XCTAssertEqual(CFGetRetainCount(cf0), 2);
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XCTAssertEqual(CFGetRetainCount(cf1), 1);
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NSArray *arr = [NSArray arrayByTransferring:objs count:2];
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XCTAssertNil(objs[0]);
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XCTAssertNil(objs[1]);
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XCTAssertEqual(CFGetRetainCount(cf0), 2);
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XCTAssertEqual(CFGetRetainCount(cf1), 1);
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NSArray *immutableCopy = [arr copy];
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XCTAssertEqual(immutableCopy, arr);
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XCTAssertEqual(CFGetRetainCount(cf0), 2);
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XCTAssertEqual(CFGetRetainCount(cf1), 1);
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NSMutableArray *mc = [arr mutableCopy];
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XCTAssertEqual(CFGetRetainCount(cf0), 3);
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XCTAssertEqual(CFGetRetainCount(cf1), 2);
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arr = nil;
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immutableCopy = nil;
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XCTAssertEqual(CFGetRetainCount(cf0), 2);
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XCTAssertEqual(CFGetRetainCount(cf1), 1);
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[mc removeObjectAtIndex:0];
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XCTAssertEqual(CFGetRetainCount(cf0), 1);
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XCTAssertEqual(CFGetRetainCount(cf1), 1);
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[mc removeObjectAtIndex:0];
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XCTAssertEqual(CFGetRetainCount(cf0), 1);
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XCTAssertNil(w1);
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o0 = nil;
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XCTAssertNil(w0);
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}
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@end
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