gecko-dev/netwerk/test/TestCacheService.cpp

200 строки
5.7 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nspr.h"
#include "nscore.h"
#include "nsError.h"
#include "nsIServiceManager.h"
#include "nsNetCID.h"
#include "nsICache.h"
#include "nsICacheService.h"
#include "nsICacheSession.h"
#include "nsICacheEntryDescriptor.h"
#include "nsICacheListener.h"
#include "nsIDNSService.h"
#include "nsXPCOM.h"
#include "nsISupportsPrimitives.h"
#include "nsSupportsPrimitives.h"
#include "nsIEventQueueService.h"
static NS_DEFINE_CID(kEventQueueServiceCID, NS_EVENTQUEUESERVICE_CID);
static NS_DEFINE_CID(kCacheServiceCID, NS_CACHESERVICE_CID);
nsCOMPtr<nsIEventQueue> gEventQ;
nsCOMPtr<nsICacheService> gCacheService;
class AsyncCacheRequest
{
public:
AsyncCacheRequest(const char * key);
~AsyncCacheRequest();
const char * mKey;
};
nsresult
MakeCacheSession(const char * clientID, nsICacheSession **session)
{
nsresult rv;
if (!gCacheService) {
// nsCOMPtr<nsICacheService> cacheService =
// do_GetService(kCacheServiceCID, &rv);
gCacheService = do_GetService(kCacheServiceCID, &rv);
if (NS_FAILED(rv) || !gCacheService) {
printf("do_GetService(kCacheServiceCID) failed : %x\n", rv);
goto error_exit;
}
}
rv = gCacheService->CreateSession(clientID,
nsICache::STORE_IN_MEMORY,
nsICache::NOT_STREAM_BASED,
session);
if (NS_FAILED(rv))
printf("nsCacheService::CreateSession() failed : %x\n", rv);
error_exit:
return rv;
}
void
TestMemoryObjectCache()
{
printf("\nTesting Memory Object Cache:\n");
nsCOMPtr<nsICacheSession> session;
nsresult rv = MakeCacheSession("testClientID", getter_AddRefs(session));
if (NS_FAILED(rv)) return;
nsCOMPtr<nsICacheEntryDescriptor> descriptor;
// Test ACCESS_READ for nonexistent entry
printf("\nTest ACCESS_READ:\n");
rv = session->OpenCacheEntry(NS_LITERAL_CSTRING("nonexistent entry"),
nsICache::ACCESS_READ,
nsICache::BLOCKING,
getter_AddRefs(descriptor));
if (rv != NS_ERROR_CACHE_KEY_NOT_FOUND)
printf("OpenCacheEntry(ACCESS_READ) returned: %x for nonexistent entry\n", rv);
NS_NAMED_LITERAL_CSTRING(cacheKey, "http://www.mozilla.org/somekey");
// Test creating new entry
printf("\nTest ACCESS_READ_WRITE:\n");
rv = session->OpenCacheEntry(cacheKey,
nsICache::ACCESS_READ_WRITE,
nsICache::BLOCKING,
getter_AddRefs(descriptor));
if (NS_FAILED(rv)) {
printf("OpenCacheEntry(ACCESS_READ_WRITE) failed: %x\n", rv);
goto error_exit;
}
nsCOMPtr<nsISupportsCString> foo =
do_CreateInstance(NS_SUPPORTS_CSTRING_CONTRACTID, &rv);
foo->SetData(NS_LITERAL_CSTRING("hello world"));
rv = descriptor->SetCacheElement(foo);
rv = descriptor->SetDataSize(11);
rv = descriptor->SetMetaDataElement("itemOne", "metaData works");
descriptor = nsnull;
// Test refetching entry
rv = session->OpenCacheEntry(cacheKey,
nsICache::ACCESS_READ_WRITE,
nsICache::BLOCKING,
getter_AddRefs(descriptor));
if (NS_FAILED(rv)) {
printf("OpenCacheEntry(ACCESS_READ_WRITE #2) failed: %x", rv);
goto error_exit;
}
nsCOMPtr<nsISupportsCString> bar;
descriptor->GetCacheElement(getter_AddRefs(bar));
if (foo.get() != bar.get()) {
printf("cache elements not the same\n");
} else {
printf("data matches...\n");
}
char * metaData;
rv = descriptor->GetMetaDataElement("itemOne", &metaData);
if (NS_SUCCEEDED(rv)) printf("metaData = %s\n", metaData);
else printf("GetMetaDataElement failed : rv = %x\n", rv);
descriptor = nsnull;
// Test ACCESS_WRITE entry
printf("\nTest ACCESS_WRITE:\n");
rv = session->OpenCacheEntry(cacheKey,
nsICache::ACCESS_WRITE,
nsICache::BLOCKING,
getter_AddRefs(descriptor));
if (NS_FAILED(rv)) {
printf("OpenCacheEntry(ACCESS_WRITE) failed: %x", rv);
goto error_exit;
}
rv = descriptor->GetCacheElement(getter_AddRefs(bar));
if (bar)
printf("FAILED: we didn't get new entry.\n");
if (NS_FAILED(rv))
printf("GetCacheElement failed : %x\n", rv);
rv = descriptor->GetMetaDataElement("itemOne", &metaData);
if (NS_SUCCEEDED(rv))
if (metaData) printf("metaData = %s\n", metaData);
else printf("metaData = nsnull\n");
else printf("GetMetaDataElement failed : rv = %x\n", rv);
printf("\n");
error_exit:
return;
}
int
main(int argc, char* argv[])
{
nsresult rv = NS_OK;
// Start up XPCOM
rv = NS_InitXPCOM2(nsnull, nsnull, nsnull);
if (NS_FAILED(rv)) return rv;
/**
* Create event queue for this thread
*/
nsCOMPtr<nsIEventQueueService> eventQService =
do_GetService(kEventQueueServiceCID, &rv);
if (NS_FAILED(rv)) goto error_exit;
eventQService->GetThreadEventQueue(NS_CURRENT_THREAD, getter_AddRefs(gEventQ));
/**
* Test Cache
*/
TestMemoryObjectCache();
error_exit:
gEventQ = nsnull;
eventQService = nsnull;
NS_ShutdownXPCOM(nsnull);
printf("XPCOM shut down.\n\n");
return rv;
}