Swiftgram/submodules/AsyncDisplayKit/Tests/ASBasicImageDownloaderTests.mm
Peter 9bc996374f Add 'submodules/AsyncDisplayKit/' from commit '02bedc12816e251ad71777f9d2578329b6d2bef6'
git-subtree-dir: submodules/AsyncDisplayKit
git-subtree-mainline: d06f423e0ed3df1fed9bd10d79ee312a9179b632
git-subtree-split: 02bedc12816e251ad71777f9d2578329b6d2bef6
2019-06-11 18:42:43 +01:00

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//
// ASBasicImageDownloaderTests.mm
// Texture
//
// Copyright (c) Facebook, Inc. and its affiliates. All rights reserved.
// Changes after 4/13/2017 are: Copyright (c) Pinterest, Inc. All rights reserved.
// Licensed under Apache 2.0: http://www.apache.org/licenses/LICENSE-2.0
//
#import <XCTest/XCTest.h>
#import <AsyncDisplayKit/ASBasicImageDownloader.h>
@interface ASBasicImageDownloaderTests : XCTestCase
@end
@implementation ASBasicImageDownloaderTests
- (void)testAsynchronouslyDownloadTheSameURLTwice
{
XCTestExpectation *firstExpectation = [self expectationWithDescription:@"First ASBasicImageDownloader completion handler should be called within 3 seconds"];
XCTestExpectation *secondExpectation = [self expectationWithDescription:@"Second ASBasicImageDownloader completion handler should be called within 3 seconds"];
ASBasicImageDownloader *downloader = [ASBasicImageDownloader sharedImageDownloader];
NSURL *URL = [NSURL URLWithString:@"http://wrongPath/wrongResource.png"];
[downloader downloadImageWithURL:URL
callbackQueue:dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0)
downloadProgress:nil
completion:^(id<ASImageContainerProtocol> _Nullable image, NSError * _Nullable error, id _Nullable downloadIdentifier, id _Nullable userInfo) {
[firstExpectation fulfill];
}];
[downloader downloadImageWithURL:URL
callbackQueue:dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0)
downloadProgress:nil
completion:^(id<ASImageContainerProtocol> _Nullable image, NSError * _Nullable error, id _Nullable downloadIdentifier, id _Nullable userInfo) {
[secondExpectation fulfill];
}];
[self waitForExpectationsWithTimeout:30 handler:nil];
}
@end