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ASIDownloadCacheTests.m
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ASIDownloadCacheTests.m
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//
// ASIDownloadCacheTests.m
// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest
//
// Created by Ben Copsey on 03/05/2010.
// Copyright 2010 All-Seeing Interactive. All rights reserved.
//
#import "ASIDownloadCacheTests.h"
#import "ASIDownloadCache.h"
#import "ASIHTTPRequest.h"
// Stop clang complaining about undeclared selectors
@interface ASIDownloadCacheTests ()
- (void)runCacheOnlyCallsRequestFinishedOnceTest;
- (void)finishCached:(ASIHTTPRequest *)request;
- (void)runRedirectTest;
@end
@implementation ASIDownloadCacheTests
- (void)testDownloadCache
{
[[ASIDownloadCache sharedCache] clearCachedResponsesForStoragePolicy:ASICacheForSessionDurationCacheStoragePolicy];
[[ASIDownloadCache sharedCache] clearCachedResponsesForStoragePolicy:ASICachePermanentlyCacheStoragePolicy];
[[ASIDownloadCache sharedCache] setDefaultCachePolicy:ASIUseDefaultCachePolicy];
[ASIHTTPRequest setDefaultCache:nil];
// Ensure a request without a download cache does not pull from the cache
ASIHTTPRequest *request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/cache-away"]];
[request startSynchronous];
BOOL success = ![request didUseCachedResponse];
GHAssertTrue(success,@"Used cached response when we shouldn't have");
// Make all requests use the cache
[ASIHTTPRequest setDefaultCache:[ASIDownloadCache sharedCache]];
// Check a request isn't setting didUseCachedResponse when the data is not in the cache
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/cache-away"]];
[request startSynchronous];
success = ![request didUseCachedResponse];
GHAssertTrue(success,@"Cached response should not have been available");
// Test read from the cache
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/cache-away"]];
[request startSynchronous];
success = [request didUseCachedResponse];
GHAssertTrue(success,@"Failed to use cached response");
// Test preventing reads from the cache
[[ASIDownloadCache sharedCache] setShouldRespectCacheControlHeaders:YES];
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/cache-away"]];
[request setCachePolicy:ASIAskServerIfModifiedWhenStaleCachePolicy|ASIDoNotReadFromCacheCachePolicy];
[request startSynchronous];
success = ![request didUseCachedResponse];
GHAssertTrue(success,@"Used the cache when reads were not enabled");
//Empty the cache
[[ASIDownloadCache sharedCache] clearCachedResponsesForStoragePolicy:ASICacheForSessionDurationCacheStoragePolicy];
// Test preventing writes to the cache
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/cache-away"]];
[request setCachePolicy:ASIAskServerIfModifiedWhenStaleCachePolicy|ASIDoNotWriteToCacheCachePolicy];
[request startSynchronous];
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/cache-away"]];
[request setCachePolicy:ASIAskServerIfModifiedWhenStaleCachePolicy];
[request startSynchronous];
success = ![request didUseCachedResponse];
GHAssertTrue(success,@"Used cached response when the cache should have been empty");
// Test respecting etag
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/content-always-new"]];
[request startSynchronous];
success = ![request didUseCachedResponse];
GHAssertTrue(success,@"Used cached response when we shouldn't have");
// Etag will be different on the second request
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/content-always-new"]];
// Note: we are forcing it to perform a conditional GET
[request setCachePolicy:ASIDoNotReadFromCacheCachePolicy|ASIAskServerIfModifiedCachePolicy];
[request startSynchronous];
success = ![request didUseCachedResponse];
GHAssertTrue(success,@"Used cached response when we shouldn't have");
// Test ignoring server headers
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/no-cache"]];
[[ASIDownloadCache sharedCache] setShouldRespectCacheControlHeaders:NO];
[request startSynchronous];
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/no-cache"]];
[[ASIDownloadCache sharedCache] setShouldRespectCacheControlHeaders:NO];
[request startSynchronous];
success = [request didUseCachedResponse];
GHAssertTrue(success,@"Failed to use cached response");
// Test ASIOnlyLoadIfNotCachedCachePolicy
[[ASIDownloadCache sharedCache] setShouldRespectCacheControlHeaders:YES];
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/content-always-new"]];
[[ASIDownloadCache sharedCache] setDefaultCachePolicy:ASIOnlyLoadIfNotCachedCachePolicy];
[request startSynchronous];
success = [request didUseCachedResponse];
GHAssertTrue(success,@"Failed to use cached response");
// Test clearing the cache
[[ASIDownloadCache sharedCache] clearCachedResponsesForStoragePolicy:ASICacheForSessionDurationCacheStoragePolicy];
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/cache-away"]];
[request startSynchronous];
success = ![request didUseCachedResponse];
GHAssertTrue(success,@"Cached response should not have been available");
// Test ASIAskServerIfModifiedWhenStaleCachePolicy
[[ASIDownloadCache sharedCache] setDefaultCachePolicy:ASIUseDefaultCachePolicy];
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/content-always-new"]];
[request setSecondsToCache:2];
[request startSynchronous];
// This request should not go to the network
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/content-always-new"]];
[request startSynchronous];
success = [request didUseCachedResponse];
GHAssertTrue(success,@"Failed to use cached response");
[NSThread sleepForTimeInterval:2];
// This request will perform a conditional GET
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/content-always-new"]];
[request setSecondsToCache:2];
[request startSynchronous];
success = ![request didUseCachedResponse];
GHAssertTrue(success,@"Failed to use cached response");
// Test ASIFallbackToCacheIfLoadFailsCachePolicy
// Store something in the cache
[request setURL:[NSURL URLWithString:@"http://"]];
[request setResponseHeaders:[NSDictionary dictionaryWithObject:@"test" forKey:@"test"]];
[request setRawResponseData:(NSMutableData *)[@"test" dataUsingEncoding:NSUTF8StringEncoding]];
[[ASIDownloadCache sharedCache] storeResponseForRequest:request maxAge:0];
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://"]];
[request setCachePolicy:ASIFallbackToCacheIfLoadFailsCachePolicy];
[request startSynchronous];
success = [request didUseCachedResponse];
GHAssertTrue(success,@"Failed to use cached response");
success = [[request responseString] isEqualToString:@"test"];
GHAssertTrue(success,@"Failed to read cached response");
success = [[[request responseHeaders] valueForKey:@"test"] isEqualToString:@"test"];
GHAssertTrue(success,@"Failed to read cached response headers");
// Remove the stuff from the cache, and try again
[request setURL:[NSURL URLWithString:@"http://"]];
[[ASIDownloadCache sharedCache] removeCachedDataForRequest:request];
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://"]];
[request setCachePolicy:ASIFallbackToCacheIfLoadFailsCachePolicy];
[request startSynchronous];
success = ![request didUseCachedResponse];
GHAssertTrue(success,@"Request says it used a cached response, but there wasn't one to use");
success = ([request error] != nil);
GHAssertTrue(success,@"Request had no error set");
// Cache some data
NSURL *url = [NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/cache-away"];
request = [ASIHTTPRequest requestWithURL:url];
[request startSynchronous];
NSString *path = [[ASIDownloadCache sharedCache] pathToStoreCachedResponseDataForRequest:request];
success = (path != nil);
GHAssertTrue(success,@"Cache failed to store data");
path = [[ASIDownloadCache sharedCache] pathToStoreCachedResponseHeadersForRequest:request];
success = (path != nil);
GHAssertTrue(success,@"Cache failed to store data");
// Make sure data gets removed
[[ASIDownloadCache sharedCache] removeCachedDataForURL:url];
path = [[ASIDownloadCache sharedCache] pathToCachedResponseDataForURL:url];
success = (path == nil);
GHAssertTrue(success,@"Cache failed to remove data");
path = [[ASIDownloadCache sharedCache] pathToCachedResponseHeadersForURL:url];
success = (path == nil);
GHAssertTrue(success,@"Cache failed to remove data");
// Test ASIDontLoadCachePolicy
[[ASIDownloadCache sharedCache] clearCachedResponsesForStoragePolicy:ASICacheForSessionDurationCacheStoragePolicy];
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/content-always-new"]];
[request setCachePolicy:ASIDontLoadCachePolicy];
[request startSynchronous];
success = ![request error];
GHAssertTrue(success,@"Request had an error");
success = ![request contentLength];
GHAssertTrue(success,@"Request had a response");
}
- (void)testDefaultPolicy
{
ASIHTTPRequest *request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/the_great_american_novel_(abridged).txt"]];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request startSynchronous];
BOOL success = ([request cachePolicy] == [[ASIDownloadCache sharedCache] defaultCachePolicy]);
GHAssertTrue(success,@"Failed to use the cache policy from the cache");
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/the_great_american_novel_(abridged).txt"]];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request setCachePolicy:ASIOnlyLoadIfNotCachedCachePolicy];
[request startSynchronous];
success = ([request cachePolicy] == ASIOnlyLoadIfNotCachedCachePolicy);
GHAssertTrue(success,@"Failed to use the cache policy from the cache");
}
- (void)testNoCache
{
// Test server no-cache headers
[[ASIDownloadCache sharedCache] clearCachedResponsesForStoragePolicy:ASICacheForSessionDurationCacheStoragePolicy];
NSArray *cacheHeaders = [NSArray arrayWithObjects:@"cache-control/no-cache",@"cache-control/no-store",@"pragma/no-cache",nil];
for (NSString *cacheType in cacheHeaders) {
NSString *url = [NSString stringWithFormat:@"http://allseeing-i.com/ASIHTTPRequest/tests/%@",cacheType];
ASIHTTPRequest *request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:url]];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request startSynchronous];
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:url]];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request startSynchronous];
BOOL success = ![request didUseCachedResponse];
GHAssertTrue(success,@"Data should not have been stored in the cache");
}
}
- (void)testSharedCache
{
[[ASIDownloadCache sharedCache] clearCachedResponsesForStoragePolicy:ASICacheForSessionDurationCacheStoragePolicy];
// Make using the cache automatic
[ASIHTTPRequest setDefaultCache:[ASIDownloadCache sharedCache]];
ASIHTTPRequest *request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/the_great_american_novel_(abridged).txt"]];
[request startSynchronous];
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/the_great_american_novel_(abridged).txt"]];
[request startSynchronous];
BOOL success = [request didUseCachedResponse];
GHAssertTrue(success,@"Failed to use data cached in default cache");
[ASIHTTPRequest setDefaultCache:nil];
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/the_great_american_novel_(abridged).txt"]];
[request startSynchronous];
success = ![request didUseCachedResponse];
GHAssertTrue(success,@"Should not have used data cached in default cache");
}
- (void)testExpiry
{
[[ASIDownloadCache sharedCache] clearCachedResponsesForStoragePolicy:ASICacheForSessionDurationCacheStoragePolicy];
[[ASIDownloadCache sharedCache] setDefaultCachePolicy:ASIAskServerIfModifiedCachePolicy];
NSArray *headers = [NSArray arrayWithObjects:@"last-modified",@"etag",@"expires",@"max-age",nil];
for (NSString *header in headers) {
ASIHTTPRequest *request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"http://allseeing-i.com/ASIHTTPRequest/tests/content-always-new/%@",header]]];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request startSynchronous];
if ([header isEqualToString:@"last-modified"]) {
[NSThread sleepForTimeInterval:2];
}
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"http://allseeing-i.com/ASIHTTPRequest/tests/content-always-new/%@",header]]];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request startSynchronous];
BOOL success = ![request didUseCachedResponse];
GHAssertTrue(success,@"Cached data should have expired");
}
}
- (void)testMaxAgeParsing
{
[[ASIDownloadCache sharedCache] clearCachedResponsesForStoragePolicy:ASICacheForSessionDurationCacheStoragePolicy];
[[ASIDownloadCache sharedCache] setDefaultCachePolicy:ASIUseDefaultCachePolicy];
ASIHTTPRequest *request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/cache-control-max-age-parsing"]];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request startSynchronous];
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/cache-control-max-age-parsing"]];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request startSynchronous];
BOOL success = [request didUseCachedResponse];
GHAssertTrue(success,@"Failed to use cached response");
}
- (void)testCustomExpiry
{
[[ASIDownloadCache sharedCache] clearCachedResponsesForStoragePolicy:ASICacheForSessionDurationCacheStoragePolicy];
[[ASIDownloadCache sharedCache] setDefaultCachePolicy:ASIUseDefaultCachePolicy];
[[ASIDownloadCache sharedCache] setShouldRespectCacheControlHeaders:YES];
ASIHTTPRequest *request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/cache-away"]];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request setSecondsToCache:-2];
[request startSynchronous];
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/cache-away"]];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request startSynchronous];
BOOL success = ![request didUseCachedResponse];
GHAssertTrue(success,@"Cached data should have expired");
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/cache-away"]];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request setSecondsToCache:20];
[request startSynchronous];
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/cache-away"]];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request startSynchronous];
success = [request didUseCachedResponse];
GHAssertTrue(success,@"Cached data should have been used");
}
- (void)test304
{
NSURL *url = [NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/the_great_american_novel_(abridged).txt"];
// Test default cache policy
[[ASIDownloadCache sharedCache] clearCachedResponsesForStoragePolicy:ASICacheForSessionDurationCacheStoragePolicy];
[[ASIDownloadCache sharedCache] setDefaultCachePolicy:ASIUseDefaultCachePolicy];
ASIHTTPRequest *request = [ASIHTTPRequest requestWithURL:url];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request startSynchronous];
request = [ASIHTTPRequest requestWithURL:url];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request startSynchronous];
BOOL success = ([request responseStatusCode] == 200);
GHAssertTrue(success,@"Failed to perform a conditional get");
success = [request didUseCachedResponse];
GHAssertTrue(success,@"Cached data should have been used");
success = ([[request responseData] length]);
GHAssertTrue(success,@"Response was empty");
// Test 304 updates expiry date
url = [NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/content_not_modified_but_expires_tomorrow"];
request = [ASIHTTPRequest requestWithURL:url];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request startSynchronous];
NSTimeInterval expiryTimestamp = [[[[ASIDownloadCache sharedCache] cachedResponseHeadersForURL:url] objectForKey:@"X-ASIHTTPRequest-Expires"] doubleValue];
// Wait to give the expiry date a chance to change
sleep(2);
request = [ASIHTTPRequest requestWithURL:url];
[request setCachePolicy:ASIAskServerIfModifiedCachePolicy];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request startSynchronous];
success = [request didUseCachedResponse];
GHAssertTrue(success, @"Cached data should have been used");
NSTimeInterval newExpiryTimestamp = [[[[ASIDownloadCache sharedCache] cachedResponseHeadersForURL:url] objectForKey:@"X-ASIHTTPRequest-Expires"] doubleValue];
NSLog(@"%@",[request responseString]);
success = (newExpiryTimestamp > expiryTimestamp);
GHAssertTrue(success, @"Failed to update expiry timestamp on 304");
}
- (void)testStringEncoding
{
[ASIHTTPRequest setDefaultCache:[ASIDownloadCache sharedCache]];
[[ASIDownloadCache sharedCache] setShouldRespectCacheControlHeaders:NO];
[[ASIDownloadCache sharedCache] clearCachedResponsesForStoragePolicy:ASICacheForSessionDurationCacheStoragePolicy];
[[ASIDownloadCache sharedCache] setDefaultCachePolicy:ASIOnlyLoadIfNotCachedCachePolicy];
NSURL *url = [NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/Character-Encoding/UTF-16"];
ASIHTTPRequest *request = [[[ASIHTTPRequest alloc] initWithURL:url] autorelease];
[request startSynchronous];
BOOL success = ([request responseEncoding] == NSUnicodeStringEncoding);
GHAssertTrue(success,@"Got the wrong encoding back, cannot proceed with test");
request = [[[ASIHTTPRequest alloc] initWithURL:url] autorelease];
[request startSynchronous];
success = [request responseEncoding] == NSUnicodeStringEncoding;
GHAssertTrue(success,@"Failed to set the correct encoding on the cached response");
[ASIHTTPRequest setDefaultCache:nil];
}
- (void)testCookies
{
[ASIHTTPRequest setDefaultCache:[ASIDownloadCache sharedCache]];
[[ASIDownloadCache sharedCache] setShouldRespectCacheControlHeaders:NO];
[[ASIDownloadCache sharedCache] clearCachedResponsesForStoragePolicy:ASICacheForSessionDurationCacheStoragePolicy];
[[ASIDownloadCache sharedCache] setDefaultCachePolicy:ASIOnlyLoadIfNotCachedCachePolicy];
NSURL *url = [NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/set_cookie"];
ASIHTTPRequest *request = [[[ASIHTTPRequest alloc] initWithURL:url] autorelease];
[request startSynchronous];
NSArray *cookies = [request responseCookies];
BOOL success = ([cookies count]);
GHAssertTrue(success,@"Got no cookies back, cannot proceed with test");
request = [[[ASIHTTPRequest alloc] initWithURL:url] autorelease];
[request startSynchronous];
NSUInteger i;
for (i=0; i<[cookies count]; i++) {
if (![[[cookies objectAtIndex:i] name] isEqualToString:[[[request responseCookies] objectAtIndex:i] name]]) {
GHAssertTrue(success,@"Failed to set response cookies correctly");
return;
}
}
[ASIHTTPRequest setDefaultCache:nil];
}
// Text fix for a bug where the didFinishSelector would be called twice for a cached response using ASIReloadIfDifferentCachePolicy
- (void)testCacheOnlyCallsRequestFinishedOnce
{
// Run this request on the main thread to force delegate calls to happen synchronously
[self performSelectorOnMainThread:@selector(runCacheOnlyCallsRequestFinishedOnceTest) withObject:nil waitUntilDone:YES];
}
- (void)runCacheOnlyCallsRequestFinishedOnceTest
{
[[ASIDownloadCache sharedCache] clearCachedResponsesForStoragePolicy:ASICacheForSessionDurationCacheStoragePolicy];
ASIHTTPRequest *request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/i/logo.png"]];
[request setCachePolicy:ASIUseDefaultCachePolicy];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request setDelegate:self];
[request startSynchronous];
requestsFinishedCount = 0;
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/i/logo.png"]];
[request setCachePolicy:ASIUseDefaultCachePolicy];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request setDidFinishSelector:@selector(finishCached:)];
[request setDelegate:self];
[request startSynchronous];
BOOL success = (requestsFinishedCount == 1);
GHAssertTrue(success,@"didFinishSelector called more than once");
}
- (void)finishCached:(ASIHTTPRequest *)request
{
requestsFinishedCount++;
}
- (void)testRedirect
{
// Run this request on the main thread to force delegate calls to happen synchronously
[self performSelectorOnMainThread:@selector(runRedirectTest) withObject:nil waitUntilDone:YES];
}
- (void)runRedirectTest
{
[[ASIDownloadCache sharedCache] clearCachedResponsesForStoragePolicy:ASICacheForSessionDurationCacheStoragePolicy];
[[ASIDownloadCache sharedCache] clearCachedResponsesForStoragePolicy:ASICachePermanentlyCacheStoragePolicy];
[[ASIDownloadCache sharedCache] setDefaultCachePolicy:ASIUseDefaultCachePolicy];
[ASIHTTPRequest setDefaultCache:[ASIDownloadCache sharedCache]];
ASIHTTPRequest *request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/cached-redirect"]];
[request startSynchronous];
BOOL success = ([[[request url] absoluteString] isEqualToString:@"http://allseeing-i.com/i/logo.png"]);
GHAssertTrue(success,@"Request did not redirect correctly, cannot proceed with test");
requestRedirectedWasCalled = NO;
request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/cached-redirect"]];
[request setDelegate:self];
[request startSynchronous];
success = ([request didUseCachedResponse]);
GHAssertTrue(success,@"Failed to cache final response");
GHAssertTrue(requestRedirectedWasCalled,@"Failed to call requestRedirected");
}
- (void)requestRedirected:(ASIHTTPRequest *)redirected
{
requestRedirectedWasCalled = YES;
}
- (void)request:(ASIHTTPRequest *)request willRedirectToURL:(NSURL *)newURL
{
BOOL success = ([[newURL absoluteString] isEqualToString:@"http://allseeing-i.com/i/logo.png"]);
GHAssertTrue(success,@"Request did not redirect correctly, cannot proceed with test");
success = ([request didUseCachedResponse]);
GHAssertTrue(success,@"Failed to cache redirect response");
[request redirectToURL:newURL];
}
- (void)testCachedFileOverwritten
{
// Test for https://github.com/pokeb/asi-http-request/pull/211
// This test ensures that items in the cache are correctly overwritten when a downloadDestinationPath is set,
// and they need to be copied to the cache at the end of the request
// This url returns different content every time
NSURL *url = [NSURL URLWithString:@"http://asi/ASIHTTPRequest/tests/random-content"];
ASIHTTPRequest *request = [ASIHTTPRequest requestWithURL:url];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request setSecondsToCache:0.5f];
[request startSynchronous];
NSString *path = [[ASIDownloadCache sharedCache] pathToCachedResponseDataForURL:url];
NSString *content = [NSString stringWithContentsOfFile:path encoding:NSUTF8StringEncoding error:NULL];
sleep(1);
request = [ASIHTTPRequest requestWithURL:url];
[request setDownloadCache:[ASIDownloadCache sharedCache]];
[request setDownloadDestinationPath:[[self filePathForTemporaryTestFiles] stringByAppendingPathComponent:@"test.html"]];
[request startSynchronous];
NSString *content2 = [NSString stringWithContentsOfFile:path encoding:NSUTF8StringEncoding error:NULL];
BOOL success = ![content isEqualToString:content2];
GHAssertTrue(success, @"Failed to overwrite response in cache");
}
@end