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URLSessionUploadTaskDelegateTests.m
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URLSessionUploadTaskDelegateTests.m
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/**
* Copyright (c) 2015-present, Parse, LLC.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
#import <OCMock/OCMock.h>
@import Bolts.BFCancellationTokenSource;
@import Bolts.BFTask;
#import "PFCommandResult.h"
#import "PFTestCase.h"
#import "PFURLSessionUploadTaskDelegate.h"
@interface URLSessionUploadTaskDelegateTests : PFTestCase
@end
@implementation URLSessionUploadTaskDelegateTests
- (void)testConstructors {
id mockedTask = PFStrictClassMock([NSURLSessionTask class]);
BFCancellationTokenSource *tokenSource = [BFCancellationTokenSource cancellationTokenSource];
PFURLSessionUploadTaskDelegate *delegate = [[PFURLSessionUploadTaskDelegate alloc] initForDataTask:mockedTask
withCancellationToken:tokenSource.token];
XCTAssertNotNil(delegate);
XCTAssertEqual(delegate.dataTask, mockedTask);
XCTAssertNotNil(delegate.resultTask);
delegate = [[PFURLSessionUploadTaskDelegate alloc] initForDataTask:mockedTask
withCancellationToken:tokenSource.token
uploadProgressBlock:^(int percentDone) {
XCTFail();
}];
XCTAssertNotNil(delegate);
XCTAssertEqual(delegate.dataTask, mockedTask);
XCTAssertNotNil(delegate.resultTask);
delegate = [PFURLSessionUploadTaskDelegate taskDelegateForDataTask:mockedTask
withCancellationToken:tokenSource.token];
XCTAssertNotNil(delegate);
XCTAssertEqual(delegate.dataTask, mockedTask);
XCTAssertNotNil(delegate.resultTask);
delegate = [PFURLSessionUploadTaskDelegate taskDelegateForDataTask:mockedTask
withCancellationToken:tokenSource.token
uploadProgressBlock:^(int percentDone) {
XCTFail();
}];
XCTAssertNotNil(delegate);
XCTAssertEqual(delegate.dataTask, mockedTask);
XCTAssertNotNil(delegate.resultTask);
}
- (void)testCancel {
id mockedTask = PFStrictClassMock([NSURLSessionTask class]);
BFCancellationTokenSource *tokenSource = [BFCancellationTokenSource cancellationTokenSource];
PFURLSessionUploadTaskDelegate *delegate = [PFURLSessionUploadTaskDelegate taskDelegateForDataTask:mockedTask
withCancellationToken:tokenSource.token];
XCTAssertFalse(delegate.resultTask.cancelled);
OCMStub([mockedTask cancel]).andDo(^(NSInvocation *invocation) {
[delegate URLSession:[NSURLSession sharedSession]
task:mockedTask
didCompleteWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorCancelled userInfo:nil]];
});
[tokenSource cancel];
XCTAssertTrue(delegate.resultTask.cancelled);
}
- (void)testUploadProgress {
NSURLSession *mockedSession = PFStrictClassMock([NSURLSession class]);
id mockedTask = PFStrictClassMock([NSURLSessionTask class]);
__block int lastProgress = 0;
XCTestExpectation *progressExpectation = [self expectationWithDescription:@"progress"];
PFProgressBlock progressBlock = ^(int percentDone) {
XCTAssertEqual(lastProgress + 10, percentDone);
lastProgress = percentDone;
if (percentDone == 100) {
[progressExpectation fulfill];
}
};
BFCancellationTokenSource *source = [BFCancellationTokenSource cancellationTokenSource];
PFURLSessionUploadTaskDelegate *delegate = [PFURLSessionUploadTaskDelegate taskDelegateForDataTask:mockedTask
withCancellationToken:source.token
uploadProgressBlock:progressBlock];
NSData *chunkA = [@"{ \"foo\" :" dataUsingEncoding:NSUTF8StringEncoding];
NSData *chunkB = [@" \"bar\" }" dataUsingEncoding:NSUTF8StringEncoding];
NSHTTPURLResponse *urlResponse = [[NSHTTPURLResponse alloc] initWithURL:[NSURL URLWithString:@"http://foo.bar"]
statusCode:200
HTTPVersion:@"HTTP/1.1"
headerFields:nil];
for (int progress = 1; progress <= 10; progress++) {
[delegate URLSession:mockedSession
task:mockedTask
didSendBodyData:1
totalBytesSent:progress
totalBytesExpectedToSend:10];
}
[self waitForTestExpectations];
[delegate URLSession:mockedSession
dataTask:mockedTask
didReceiveResponse:urlResponse
completionHandler:^(NSURLSessionResponseDisposition disposition) {
XCTAssertEqual(disposition, NSURLSessionResponseAllow);
}];
[delegate URLSession:mockedSession dataTask:mockedTask didReceiveData:chunkA];
[delegate URLSession:mockedSession dataTask:mockedTask didReceiveData:chunkB];
[delegate URLSession:mockedSession task:mockedTask didCompleteWithError:nil];
PFCommandResult *commandResult = delegate.resultTask.result;
XCTAssertEqual(lastProgress, 100);
XCTAssertEqualObjects([commandResult result], (@{ @"foo" : @"bar" }));
}
///--------------------------------------
#pragma mark - Data task delegate tests
///--------------------------------------
- (void)testSuccess {
NSURLSession *mockedSession = PFStrictClassMock([NSURLSession class]);
id mockedTask = PFStrictClassMock([NSURLSessionTask class]);
BFCancellationTokenSource *source = [BFCancellationTokenSource cancellationTokenSource];
PFURLSessionUploadTaskDelegate *delegate = [PFURLSessionUploadTaskDelegate taskDelegateForDataTask:mockedTask
withCancellationToken:source.token];
NSData *chunkA = [@"{ \"foo\" :" dataUsingEncoding:NSUTF8StringEncoding];
NSData *chunkB = [@" \"bar\" }" dataUsingEncoding:NSUTF8StringEncoding];
NSHTTPURLResponse *urlResponse = [[NSHTTPURLResponse alloc] initWithURL:[NSURL URLWithString:@"http://foo.bar"]
statusCode:200
HTTPVersion:@"HTTP/1.1"
headerFields:nil];
[delegate URLSession:mockedSession
task:mockedTask
didSendBodyData:5
totalBytesSent:5
totalBytesExpectedToSend:5];
[delegate URLSession:mockedSession
dataTask:mockedTask
didReceiveResponse:urlResponse
completionHandler:^(NSURLSessionResponseDisposition disposition) {
XCTAssertEqual(disposition, NSURLSessionResponseAllow);
}];
[delegate URLSession:mockedSession dataTask:mockedTask didReceiveData:chunkA];
[delegate URLSession:mockedSession dataTask:mockedTask didReceiveData:chunkB];
[delegate URLSession:mockedSession task:mockedTask didCompleteWithError:nil];
PFCommandResult *commandResult = delegate.resultTask.result;
XCTAssertEqualObjects([commandResult result], (@{ @"foo" : @"bar" }));
}
- (void)testUnknownError {
NSURLSession *mockedSession = PFStrictClassMock([NSURLSession class]);
id mockedTask = PFStrictClassMock([NSURLSessionTask class]);
BFCancellationTokenSource *source = [BFCancellationTokenSource cancellationTokenSource];
PFURLSessionUploadTaskDelegate *delegate = [PFURLSessionUploadTaskDelegate taskDelegateForDataTask:mockedTask
withCancellationToken:source.token];
NSError *expectedError = [NSError errorWithDomain:PFParseErrorDomain code:1337 userInfo:nil];
NSData *chunk = [@"{ \"foo\" :" dataUsingEncoding:NSUTF8StringEncoding];
NSURLResponse *urlResponse = [[NSHTTPURLResponse alloc] initWithURL:[NSURL URLWithString:@"http://foo.bar"]
statusCode:500
HTTPVersion:@"HTTP/1.1"
headerFields:nil];
[delegate URLSession:mockedSession
task:mockedTask
didSendBodyData:5
totalBytesSent:5
totalBytesExpectedToSend:5];
[delegate URLSession:mockedSession
dataTask:mockedTask
didReceiveResponse:urlResponse
completionHandler:^(NSURLSessionResponseDisposition disposition) {
XCTAssertEqual(disposition, NSURLSessionResponseAllow);
}];
[delegate URLSession:mockedSession dataTask:mockedTask didReceiveData:chunk];
[delegate URLSession:mockedSession task:mockedTask didCompleteWithError:expectedError];
XCTAssertEqualObjects(delegate.resultTask.error.userInfo[@"originalError"], expectedError);
XCTAssertEqualObjects(delegate.resultTask.error.userInfo[NSUnderlyingErrorKey], expectedError);
}
- (void)testJSONError {
NSURLSession *mockedSession = PFStrictClassMock([NSURLSession class]);
id mockedTask = PFStrictClassMock([NSURLSessionTask class]);
BFCancellationTokenSource *source = [BFCancellationTokenSource cancellationTokenSource];
PFURLSessionUploadTaskDelegate *delegate = [PFURLSessionUploadTaskDelegate taskDelegateForDataTask:mockedTask
withCancellationToken:source.token];
NSError *expectedError = [NSError errorWithDomain:NSCocoaErrorDomain code:3840 userInfo:nil];
NSData *chunk = [@"{ \"foo\" :" dataUsingEncoding:NSUTF8StringEncoding];
NSURLResponse *urlResponse = [[NSHTTPURLResponse alloc] initWithURL:[NSURL URLWithString:@"http://foo.bar"]
statusCode:200
HTTPVersion:@"HTTP/1.1"
headerFields:nil];
[delegate URLSession:mockedSession
task:mockedTask
didSendBodyData:5
totalBytesSent:5
totalBytesExpectedToSend:5];
[delegate URLSession:mockedSession
dataTask:mockedTask
didReceiveResponse:urlResponse
completionHandler:^(NSURLSessionResponseDisposition disposition) {
XCTAssertEqual(disposition, NSURLSessionResponseAllow);
}];
[delegate URLSession:mockedSession dataTask:mockedTask didReceiveData:chunk];
[delegate URLSession:mockedSession task:mockedTask didCompleteWithError:nil];
XCTAssertEqualObjects(delegate.resultTask.error.domain, expectedError.domain);
XCTAssertEqual(delegate.resultTask.error.code, expectedError.code);
}
- (void)testHTTPError {
NSURLSession *mockedSession = PFStrictClassMock([NSURLSession class]);
id mockedTask = PFStrictClassMock([NSURLSessionTask class]);
BFCancellationTokenSource *source = [BFCancellationTokenSource cancellationTokenSource];
PFURLSessionUploadTaskDelegate *delegate = [PFURLSessionUploadTaskDelegate taskDelegateForDataTask:mockedTask
withCancellationToken:source.token];
NSError *expectedError = [NSError errorWithDomain:PFParseErrorDomain
code:1337
userInfo:@{
NSLocalizedDescriptionKey : @"An error",
@"temporary" : @1,
@"error" : @"An error",
@"code" : @1337
}];
NSData *chunk = [@"{ \"error\" : \"An error\", \"code\": 1337 }" dataUsingEncoding:NSUTF8StringEncoding];
NSURLResponse *urlResponse = [[NSHTTPURLResponse alloc] initWithURL:[NSURL URLWithString:@"http://foo.bar"]
statusCode:500
HTTPVersion:@"HTTP/1.1"
headerFields:nil];
[delegate URLSession:mockedSession
task:mockedTask
didSendBodyData:5
totalBytesSent:5
totalBytesExpectedToSend:5];
[delegate URLSession:mockedSession
dataTask:mockedTask
didReceiveResponse:urlResponse
completionHandler:^(NSURLSessionResponseDisposition disposition) {
XCTAssertEqual(disposition, NSURLSessionResponseAllow);
}];
[delegate URLSession:mockedSession dataTask:mockedTask didReceiveData:chunk];
[delegate URLSession:mockedSession task:mockedTask didCompleteWithError:nil];
XCTAssertEqualObjects(delegate.resultTask.error, expectedError);
}
@end