gecko-dev/startupcache/test/TestStartupCache.cpp

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Startup Cache.
*
* The Initial Developer of the Original Code is
* The Mozilla Foundation <http://www.mozilla.org/>.
* Portions created by the Initial Developer are Copyright (C) 2009
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Benedict Hsieh <bhsieh@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "TestHarness.h"
#include "nsThreadUtils.h"
#include "nsIClassInfo.h"
#include "nsIOutputStream.h"
#include "nsIObserver.h"
#include "nsISerializable.h"
#include "nsISupports.h"
#include "nsIStartupCache.h"
#include "nsIStringStream.h"
#include "nsIStorageStream.h"
#include "nsIObjectInputStream.h"
#include "nsIObjectOutputStream.h"
#include "nsIURI.h"
#include "nsStringAPI.h"
namespace mozilla {
namespace scache {
NS_IMPORT nsresult
NS_NewObjectInputStreamFromBuffer(char* buffer, PRUint32 len,
nsIObjectInputStream** stream);
// We can't retrieve the wrapped stream from the objectOutputStream later,
// so we return it here.
NS_IMPORT nsresult
NS_NewObjectOutputWrappedStorageStream(nsIObjectOutputStream **wrapperStream,
nsIStorageStream** stream);
NS_IMPORT nsresult
NS_NewBufferFromStorageStream(nsIStorageStream *storageStream,
char** buffer, PRUint32* len);
}
}
using namespace mozilla::scache;
#define NS_ENSURE_STR_MATCH(str1, str2, testname) \
PR_BEGIN_MACRO \
if (0 != strcmp(str1, str2)) { \
fail("failed " testname); \
return NS_ERROR_FAILURE; \
} \
passed("passed " testname); \
PR_END_MACRO
nsresult
WaitForStartupTimer() {
nsresult rv;
nsCOMPtr<nsIStartupCache> sc
= do_GetService("@mozilla.org/startupcache/cache;1");
PR_Sleep(10 * PR_TicksPerSecond());
PRBool complete;
while (true) {
NS_ProcessPendingEvents(nsnull);
rv = sc->StartupWriteComplete(&complete);
if (NS_FAILED(rv) || complete)
break;
PR_Sleep(1 * PR_TicksPerSecond());
}
return rv;
}
nsresult
TestStartupWriteRead() {
nsresult rv;
nsCOMPtr<nsIStartupCache> sc
= do_GetService("@mozilla.org/startupcache/cache;1", &rv);
if (!sc) {
fail("didn't get a pointer...");
return NS_ERROR_FAILURE;
} else {
passed("got a pointer?");
}
sc->InvalidateCache();
char* buf = "Market opportunities for BeardBook";
char* id = "id";
char* outbufPtr = NULL;
nsAutoArrayPtr<char> outbuf;
PRUint32 len;
rv = sc->PutBuffer(id, buf, strlen(buf) + 1);
NS_ENSURE_SUCCESS(rv, rv);
rv = sc->GetBuffer(id, &outbufPtr, &len);
NS_ENSURE_SUCCESS(rv, rv);
outbuf = outbufPtr;
NS_ENSURE_STR_MATCH(buf, outbuf, "pre-write read");
rv = WaitForStartupTimer();
NS_ENSURE_SUCCESS(rv, rv);
rv = sc->GetBuffer(id, &outbufPtr, &len);
NS_ENSURE_SUCCESS(rv, rv);
outbuf = outbufPtr;
NS_ENSURE_STR_MATCH(buf, outbuf, "simple write/read");
return NS_OK;
}
nsresult
TestWriteInvalidateRead() {
nsresult rv;
char* buf = "BeardBook competitive analysis";
char* id = "id";
char* outbuf = NULL;
PRUint32 len;
nsCOMPtr<nsIStartupCache> sc
= do_GetService("@mozilla.org/startupcache/cache;1", &rv);
sc->InvalidateCache();
rv = sc->PutBuffer(id, buf, strlen(buf) + 1);
NS_ENSURE_SUCCESS(rv, rv);
sc->InvalidateCache();
rv = sc->GetBuffer(id, &outbuf, &len);
delete[] outbuf;
if (rv == NS_ERROR_NOT_AVAILABLE) {
passed("buffer not available after invalidate");
} else if (NS_SUCCEEDED(rv)) {
fail("GetBuffer succeeded unexpectedly after invalidate");
return NS_ERROR_UNEXPECTED;
} else {
fail("GetBuffer gave an unexpected failure, expected NOT_AVAILABLE");
return rv;
}
sc->InvalidateCache();
return NS_OK;
}
nsresult
TestWriteObject() {
nsresult rv;
nsCOMPtr<nsIURI> obj
= do_CreateInstance("@mozilla.org/network/simple-uri;1");
if (!obj) {
fail("did not create object in test write object");
return NS_ERROR_UNEXPECTED;
}
NS_NAMED_LITERAL_CSTRING(spec, "http://www.mozilla.org");
obj->SetSpec(spec);
nsCOMPtr<nsIStartupCache> sc = do_GetService("@mozilla.org/startupcache/cache;1", &rv);
sc->InvalidateCache();
// Create an object stream. Usually this is done with
// NS_NewObjectOutputWrappedStorageStream, but that uses
// StartupCache::GetSingleton in debug builds, and we
// don't have access to that here. Obviously.
char* id = "id";
nsCOMPtr<nsIStorageStream> storageStream
= do_CreateInstance("@mozilla.org/storagestream;1");
NS_ENSURE_ARG_POINTER(storageStream);
rv = storageStream->Init(256, (PRUint32) -1, nsnull);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIObjectOutputStream> objectOutput
= do_CreateInstance("@mozilla.org/binaryoutputstream;1");
if (!objectOutput)
return NS_ERROR_OUT_OF_MEMORY;
nsCOMPtr<nsIOutputStream> outputStream
= do_QueryInterface(storageStream);
rv = objectOutput->SetOutputStream(outputStream);
if (NS_FAILED(rv)) {
fail("failed to create output stream");
return rv;
}
nsCOMPtr<nsISupports> objQI(do_QueryInterface(obj));
rv = objectOutput->WriteObject(objQI, PR_TRUE);
if (NS_FAILED(rv)) {
fail("failed to write object");
return rv;
}
char* bufPtr = NULL;
nsAutoArrayPtr<char> buf;
PRUint32 len;
NS_NewBufferFromStorageStream(storageStream, &bufPtr, &len);
buf = bufPtr;
// Since this is a post-startup write, it should be written and
// available.
rv = sc->PutBuffer(id, buf, len);
if (NS_FAILED(rv)) {
fail("failed to insert input stream");
return rv;
}
char* buf2Ptr = NULL;
nsAutoArrayPtr<char> buf2;
PRUint32 len2;
nsCOMPtr<nsIObjectInputStream> objectInput;
rv = sc->GetBuffer(id, &buf2Ptr, &len2);
if (NS_FAILED(rv)) {
fail("failed to retrieve buffer");
return rv;
}
buf2 = buf2Ptr;
rv = NS_NewObjectInputStreamFromBuffer(buf2, len2, getter_AddRefs(objectInput));
if (NS_FAILED(rv)) {
fail("failed to created input stream");
return rv;
}
buf2.forget();
nsCOMPtr<nsISupports> deserialized;
rv = objectInput->ReadObject(PR_TRUE, getter_AddRefs(deserialized));
if (NS_FAILED(rv)) {
fail("failed to read object");
return rv;
}
PRBool match = false;
nsCOMPtr<nsIURI> uri(do_QueryInterface(deserialized));
if (uri) {
nsCString outSpec;
uri->GetSpec(outSpec);
match = outSpec.Equals(spec);
}
if (!match) {
fail("deserialized object has incorrect information");
return rv;
}
passed("write object");
return NS_OK;
}
nsresult
TestEarlyShutdown() {
nsresult rv;
nsCOMPtr<nsIStartupCache> sc
= do_GetService("@mozilla.org/startupcache/cache;1", &rv);
sc->InvalidateCache();
char* buf = "Find your soul beardmate on BeardBook";
char* id = "id";
PRUint32 len;
char* outbuf = NULL;
sc->ResetStartupWriteTimer();
rv = sc->PutBuffer(buf, id, strlen(buf) + 1);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIObserver> obs;
sc->GetObserver(getter_AddRefs(obs));
obs->Observe(nsnull, "xpcom-shutdown", nsnull);
rv = WaitForStartupTimer();
NS_ENSURE_SUCCESS(rv, rv);
rv = sc->GetBuffer(id, &outbuf, &len);
delete[] outbuf;
if (rv == NS_ERROR_NOT_AVAILABLE) {
passed("buffer not available after early shutdown");
} else if (NS_SUCCEEDED(rv)) {
fail("GetBuffer succeeded unexpectedly after early shutdown");
return NS_ERROR_UNEXPECTED;
} else {
fail("GetBuffer gave an unexpected failure, expected NOT_AVAILABLE");
return rv;
}
return NS_OK;
}
int main(int argc, char** argv)
{
int rv = 0;
nsresult rv2;
ScopedXPCOM xpcom("Startup Cache");
if (NS_FAILED(TestStartupWriteRead()))
rv = 1;
if (NS_FAILED(TestWriteInvalidateRead()))
rv = 1;
if (NS_FAILED(TestWriteObject()))
rv = 1;
if (NS_FAILED(TestEarlyShutdown()))
rv = 1;
return rv;
}