Swiftgram/Tests/ASBasicImageDownloaderTests.m
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2017-04-24 16:59:57 -07:00

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2.3 KiB
Objective-C

//
// ASBasicImageDownloaderTests.m
// Texture
//
// Created by Victor Mayorov on 10/06/15.
//
// Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the /ASDK-Licenses directory of this source tree. An additional
// grant of patent rights can be found in the PATENTS file in the same directory.
//
// Modifications to this file made after 4/13/2017 are: Copyright (c) 2017-present,
// Pinterest, Inc. Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// 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) {
[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) {
[secondExpectation fulfill];
}];
[self waitForExpectationsWithTimeout:30 handler:nil];
}
@end