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/***********************************************************************************
*
* Copyright (c) 2012 Olivier Halligon
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
***********************************************************************************/
#import <XCTest/XCTest.h>
#import <OHHTTPStubs/OHHTTPStubs.h>
@interface NSURLConnectionTests : XCTestCase @end
static const NSTimeInterval kResponseTimeTolerence = 0.3;
@implementation NSURLConnectionTests
-(void)setUp
{
[super setUp];
[OHHTTPStubs removeAllStubs];
}
static const NSTimeInterval kRequestTime = 0.1;
static const NSTimeInterval kResponseTime = 0.5;
///////////////////////////////////////////////////////////////////////////////////
#pragma mark [NSURLConnection sendSynchronousRequest:returningResponse:error:]
///////////////////////////////////////////////////////////////////////////////////
-(void)test_NSURLConnection_sendSyncronousRequest_mainQueue
{
NSData* testData = [NSStringFromSelector(_cmd) dataUsingEncoding:NSUTF8StringEncoding];
[OHHTTPStubs stubRequestsPassingTest:^BOOL(NSURLRequest *request) {
return YES;
} withStubResponse:^OHHTTPStubsResponse *(NSURLRequest *request) {
return [[OHHTTPStubsResponse responseWithData:testData
statusCode:200
headers:nil]
requestTime:kRequestTime responseTime:kResponseTime];
}];
NSURLRequest* req = [NSURLRequest requestWithURL:[NSURL URLWithString:@"http://www.iana.org/domains/example/"]];
NSDate* startDate = [NSDate date];
NSData* data = [NSURLConnection sendSynchronousRequest:req returningResponse:NULL error:NULL];
XCTAssertEqualObjects(data, testData, @"Invalid data response");
XCTAssertEqualWithAccuracy(-[startDate timeIntervalSinceNow], kRequestTime+kResponseTime, kResponseTimeTolerence, @"Invalid response time");
}
-(void)test_NSURLConnection_sendSyncronousRequest_parallelQueue
{
XCTestExpectation* expectation = [self expectationWithDescription:@"Synchronous request completed"];
[[NSOperationQueue new] addOperationWithBlock:^{
[self test_NSURLConnection_sendSyncronousRequest_mainQueue];
[expectation fulfill];
}];
[self waitForExpectationsWithTimeout:kRequestTime+kResponseTime+kResponseTimeTolerence handler:nil];
}
///////////////////////////////////////////////////////////////////////////////////
#pragma mark Single [NSURLConnection sendAsynchronousRequest:queue:completionHandler:]
///////////////////////////////////////////////////////////////////////////////////
-(void)_test_NSURLConnection_sendAsyncronousRequest_onOperationQueue:(NSOperationQueue*)queue
{
NSData* testData = [NSStringFromSelector(_cmd) dataUsingEncoding:NSUTF8StringEncoding];
[OHHTTPStubs stubRequestsPassingTest:^BOOL(NSURLRequest *request) {
return YES;
} withStubResponse:^OHHTTPStubsResponse *(NSURLRequest *request) {
return [[OHHTTPStubsResponse responseWithData:testData
statusCode:200
headers:nil]
requestTime:kRequestTime responseTime:kResponseTime];
}];
XCTestExpectation* expectation = [self expectationWithDescription:@"Asynchronous request finished"];
NSURLRequest* req = [NSURLRequest requestWithURL:[NSURL URLWithString:@"http://www.iana.org/domains/example/"]];
NSDate* startDate = [NSDate date];
[NSURLConnection sendAsynchronousRequest:req queue:queue completionHandler:^(NSURLResponse* resp, NSData* data, NSError* error)
{
XCTAssertEqualObjects(data, testData, @"Invalid data response");
XCTAssertEqualWithAccuracy(-[startDate timeIntervalSinceNow], kRequestTime+kResponseTime, kResponseTimeTolerence, @"Invalid response time");
[expectation fulfill];
}];
[self waitForExpectationsWithTimeout:kRequestTime+kResponseTime+kResponseTimeTolerence handler:nil];
}
-(void)test_NSURLConnection_sendAsyncronousRequest_mainQueue
{
[self _test_NSURLConnection_sendAsyncronousRequest_onOperationQueue:NSOperationQueue.mainQueue];
}
-(void)test_NSURLConnection_sendAsyncronousRequest_parallelQueue
{
[self _test_NSURLConnection_sendAsyncronousRequest_onOperationQueue:[NSOperationQueue new]];
}
///////////////////////////////////////////////////////////////////////////////////
#pragma mark Multiple Parallel [NSURLConnection sendAsynchronousRequest:queue:completionHandler:]
///////////////////////////////////////////////////////////////////////////////////
-(void)_test_NSURLConnection_sendMultipleAsyncronousRequestsOnOperationQueue:(NSOperationQueue*)queue
{
__block BOOL testFinished = NO;
NSData* (^dataForRequest)(NSURLRequest*) = ^(NSURLRequest* req) {
return [[NSString stringWithFormat:@"<Response for URL %@>",req.URL.absoluteString] dataUsingEncoding:NSUTF8StringEncoding];
};
[OHHTTPStubs stubRequestsPassingTest:^BOOL(NSURLRequest *request) {
return YES;
} withStubResponse:^OHHTTPStubsResponse *(NSURLRequest *request) {
NSData* retData = dataForRequest(request);
NSTimeInterval responseTime = [request.URL.lastPathComponent doubleValue];
return [[OHHTTPStubsResponse responseWithData:retData
statusCode:200
headers:nil]
requestTime:responseTime*.1 responseTime:responseTime];
}];
// Reusable code to send a request that will respond in the given response time
void (^sendAsyncRequest)(NSTimeInterval) = ^(NSTimeInterval responseTime)
{
NSString* desc = [NSString stringWithFormat:@"Asynchronous request with response time %.f finished", responseTime];
XCTestExpectation* expectation = [self expectationWithDescription:desc];
NSString* urlString = [NSString stringWithFormat:@"http://dummyrequest/concurrent/time/%f",responseTime];
NSURLRequest* req = [NSURLRequest requestWithURL:[NSURL URLWithString:urlString]];
// [SenTestLog testLogWithFormat:@"== Sending request %@\n", req];
NSDate* startDate = [NSDate date];
[NSURLConnection sendAsynchronousRequest:req queue:queue completionHandler:^(NSURLResponse* resp, NSData* data, NSError* error)
{
// [SenTestLog testLogWithFormat:@"== Received response for request %@\n", req];
XCTAssertEqualObjects(data, dataForRequest(req), @"Invalid data response");
XCTAssertEqualWithAccuracy(-[startDate timeIntervalSinceNow], (responseTime*.1)+responseTime, kResponseTimeTolerence, @"Invalid response time");
if (!testFinished) [expectation fulfill];
}];
};
static NSTimeInterval time3 = 1.5, time2 = 1.0, time1 = 0.5;
sendAsyncRequest(time3); // send this one first, should receive last
sendAsyncRequest(time2); // send this one next, shoud receive 2nd
sendAsyncRequest(time1); // send this one last, should receive first
[self waitForExpectationsWithTimeout:MAX(time1,MAX(time2,time3))+kResponseTimeTolerence handler:nil];
testFinished = YES;
}
-(void)test_NSURLConnection_sendMultipleAsyncronousRequests_mainQueue
{
[self _test_NSURLConnection_sendMultipleAsyncronousRequestsOnOperationQueue:NSOperationQueue.mainQueue];
}
-(void)test_NSURLConnection_sendMultipleAsyncronousRequests_parallelQueue
{
[self _test_NSURLConnection_sendMultipleAsyncronousRequestsOnOperationQueue:[NSOperationQueue new]];
}
@end
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