root / asi-http-request-with-pithos / Classes / Tests / StressTests.m @ be116d22
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// |
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// StressTests.m |
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// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest |
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// |
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// Created by Ben Copsey on 30/10/2009. |
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// Copyright 2009 All-Seeing Interactive. All rights reserved. |
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// |
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/* |
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IMPORTANT |
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All these tests depend on you running a local webserver on port 80 |
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These tests create 1000s of requests in a very short space of time - DO NOT RUN THESE TESTS ON A REMOTE WEBSERVER |
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IMPORTANT |
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*/ |
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#import "StressTests.h" |
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#import "ASIHTTPRequest.h" |
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#import "ASINetworkQueue.h" |
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@implementation MyDelegate; |
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- (void)dealloc |
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{ |
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[request setDelegate:nil]; |
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[request release]; |
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[super dealloc]; |
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} |
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@synthesize request; |
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@end |
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|
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// Stop clang complaining about undeclared selectors |
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@interface StressTests () |
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- (void)cancelRedirectRequest; |
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- (void)cancelSetDelegateRequest; |
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@end |
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@implementation StressTests |
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// A test for a potential crasher that used to exist when requests were cancelled |
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// We aren't testing a specific condition here, but rather attempting to trigger a crash |
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- (void)testCancelQueue |
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{ |
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ASINetworkQueue *queue = [ASINetworkQueue queue]; |
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|
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// Increase the risk of this crash |
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[queue setMaxConcurrentOperationCount:25]; |
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int i; |
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for (i=0; i<100; i++) { |
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ASIHTTPRequest *request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://127.0.0.1"]]; |
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[queue addOperation:request]; |
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} |
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[queue go]; |
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[queue cancelAllOperations]; |
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// Run the test again with requests running on a background thread |
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queue = [ASINetworkQueue queue]; |
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|
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[queue setMaxConcurrentOperationCount:25]; |
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for (i=0; i<100; i++) { |
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ASIHTTPRequest *request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://127.0.0.1"]]; |
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[queue addOperation:request]; |
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} |
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[queue go]; |
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[NSThread sleepUntilDate:[NSDate dateWithTimeIntervalSinceNow:2]]; |
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[queue cancelAllOperations]; |
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} |
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// This test looks for thread-safety problems with cancelling requests |
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// It will run for 30 seconds, creating a request, then cancelling it and creating another as soon as it gets some indication of progress |
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|
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- (void)testCancelStressTest |
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{ |
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[self setCancelStartDate:[NSDate dateWithTimeIntervalSinceNow:30]]; |
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[self performCancelRequest]; |
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while ([[self cancelStartDate] timeIntervalSinceNow] > 0) { |
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[[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:0.25]]; |
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} |
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NSLog(@"Stress test: DONE"); |
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} |
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|
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- (void)performCancelRequest |
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{ |
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[self setCancelRequest:[ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://127.0.0.1/ASIHTTPRequest/tests/the_great_american_novel.txt"]]]; |
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if ([[self cancelStartDate] timeIntervalSinceNow] > 0) { |
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[[self cancelRequest] setDownloadProgressDelegate:self]; |
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[[self cancelRequest] setShowAccurateProgress:YES]; |
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NSLog(@"Stress test: Start request %@",[self cancelRequest]); |
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[[self cancelRequest] startAsynchronous]; |
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} |
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} |
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// Another stress test that looks from problems when redirecting |
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- (void)testRedirectStressTest |
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{ |
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[self setCancelStartDate:[NSDate dateWithTimeIntervalSinceNow:30]]; |
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[self performRedirectRequest]; |
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while ([[self cancelStartDate] timeIntervalSinceNow] > 0) { |
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[[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:0.25]]; |
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} |
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NSLog(@"Redirect stress test: DONE"); |
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} |
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- (void)performRedirectRequest |
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{ |
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[self setCancelRequest:[ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://127.0.0.1/ASIHTTPRequest/tests/one_infinite_loop"]]]; |
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if ([[self cancelStartDate] timeIntervalSinceNow] > 0) { |
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NSLog(@"Redirect stress test: Start request %@",[self cancelRequest]); |
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[[self cancelRequest] startAsynchronous]; |
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[self performSelector:@selector(cancelRedirectRequest) withObject:nil afterDelay:0.2]; |
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} |
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} |
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|
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- (void)cancelRedirectRequest |
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{ |
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NSLog(@"Redirect stress test: Cancel request %@",[self cancelRequest]); |
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[[self cancelRequest] cancel]; |
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[self performRedirectRequest]; |
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} |
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// Ensures we can set the delegate while the request is running without problems |
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- (void)testSetDelegate |
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{ |
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[self setCreateRequestLock:[[[NSLock alloc] init] autorelease]]; |
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[self setCancelStartDate:[NSDate dateWithTimeIntervalSinceNow:30]]; |
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[self performSetDelegateRequest]; |
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while ([[self cancelStartDate] timeIntervalSinceNow] > 0) { |
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[[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:0.25]]; |
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} |
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NSLog(@"Set delegate stress test: DONE"); |
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} |
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- (void)performSetDelegateRequest |
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{ |
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[self setDelegate:nil]; |
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|
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[createRequestLock lock]; |
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[self setCancelRequest:[ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://127.0.0.1/ASIHTTPRequest/tests/the_great_american_novel.txt"]]]; |
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if ([[self cancelStartDate] timeIntervalSinceNow] > 0) { |
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[self setDelegate:[[[MyDelegate alloc] init] autorelease]]; |
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[[self delegate] setRequest:[self cancelRequest]]; |
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[[self cancelRequest] setDelegate:delegate]; |
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[[self cancelRequest] setShowAccurateProgress:YES]; |
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NSLog(@"Set delegate stress test: Start request %@",[self cancelRequest]); |
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[[self cancelRequest] startAsynchronous]; |
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[self performSelectorInBackground:@selector(cancelSetDelegateRequest) withObject:nil]; |
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} |
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[createRequestLock unlock]; |
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} |
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- (void)cancelSetDelegateRequest |
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{ |
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NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; |
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[self performSetDelegateRequest]; |
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[pool release]; |
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} |
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- (void)setDoubleValue:(double)newProgress |
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{ |
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[self setProgress:(float)newProgress]; |
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} |
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- (void)setProgress:(float)newProgress |
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{ |
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progress = newProgress; |
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// For cancel test |
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if (newProgress > 0 && [self cancelRequest]) { |
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NSLog(@"Stress test: Cancel request %@",[self cancelRequest]); |
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[[self cancelRequest] cancel]; |
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[self performSelector:@selector(performCancelRequest) withObject:nil afterDelay:0.2]; |
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[self setCancelRequest:nil]; |
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} |
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} |
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@synthesize cancelRequest; |
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@synthesize cancelStartDate; |
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@synthesize delegate; |
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@synthesize createRequestLock; |
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@end |