gecko/storage/test/storage_test_harness.h
David Rajchenbach-Teller d4a641ff56 Bug 702559 - First implementation of mozIStorageAsyncConnection;r=mak
* * *
Bug 702559 - Implementation of transaction helper compatible with mozIStorageAsyncConnection;r=mak
2013-06-27 09:00:59 -04:00

227 lines
5.8 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ :
* 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 "TestHarness.h"
#include "nsMemory.h"
#include "nsThreadUtils.h"
#include "nsDirectoryServiceDefs.h"
#include "mozIStorageService.h"
#include "mozIStorageConnection.h"
#include "mozIStorageStatementCallback.h"
#include "mozIStorageCompletionCallback.h"
#include "mozIStorageBindingParamsArray.h"
#include "mozIStorageBindingParams.h"
#include "mozIStorageAsyncStatement.h"
#include "mozIStorageStatement.h"
#include "mozIStoragePendingStatement.h"
#include "mozIStorageError.h"
#include "nsThreadUtils.h"
static int gTotalTests = 0;
static int gPassedTests = 0;
#define do_check_true(aCondition) \
PR_BEGIN_MACRO \
gTotalTests++; \
if (aCondition) { \
gPassedTests++; \
} else { \
fail("%s | Expected true, got false at line %d", __FILE__, __LINE__); \
} \
PR_END_MACRO
#define do_check_false(aCondition) \
PR_BEGIN_MACRO \
gTotalTests++; \
if (!aCondition) { \
gPassedTests++; \
} else { \
fail("%s | Expected false, got true at line %d", __FILE__, __LINE__); \
} \
PR_END_MACRO
#define do_check_success(aResult) \
do_check_true(NS_SUCCEEDED(aResult))
#ifdef LINUX
// XXX Linux opt builds on tinderbox are orange due to linking with stdlib.
// This is sad and annoying, but it's a workaround that works.
#define do_check_eq(aExpected, aActual) \
do_check_true(aExpected == aActual)
#else
#include <sstream>
// Print nsresult as uint32_t
std::ostream& operator<<(std::ostream& aStream, const nsresult aInput)
{
return aStream << static_cast<uint32_t>(aInput);
}
#define do_check_eq(aExpected, aActual) \
PR_BEGIN_MACRO \
gTotalTests++; \
if (aExpected == aActual) { \
gPassedTests++; \
} else { \
std::ostringstream temp; \
temp << __FILE__ << " | Expected '" << aExpected << "', got '"; \
temp << aActual <<"' at line " << __LINE__; \
fail(temp.str().c_str()); \
} \
PR_END_MACRO
#endif
already_AddRefed<mozIStorageService>
getService()
{
nsCOMPtr<mozIStorageService> ss =
do_GetService("@mozilla.org/storage/service;1");
do_check_true(ss);
return ss.forget();
}
already_AddRefed<mozIStorageConnection>
getMemoryDatabase()
{
nsCOMPtr<mozIStorageService> ss = getService();
nsCOMPtr<mozIStorageConnection> conn;
nsresult rv = ss->OpenSpecialDatabase("memory", getter_AddRefs(conn));
do_check_success(rv);
return conn.forget();
}
already_AddRefed<mozIStorageConnection>
getDatabase()
{
nsCOMPtr<nsIFile> dbFile;
(void)NS_GetSpecialDirectory(NS_APP_USER_PROFILE_50_DIR,
getter_AddRefs(dbFile));
NS_ASSERTION(dbFile, "The directory doesn't exists?!");
nsresult rv = dbFile->Append(NS_LITERAL_STRING("storage_test_db.sqlite"));
do_check_success(rv);
nsCOMPtr<mozIStorageService> ss = getService();
nsCOMPtr<mozIStorageConnection> conn;
rv = ss->OpenDatabase(dbFile, getter_AddRefs(conn));
do_check_success(rv);
return conn.forget();
}
class AsyncStatementSpinner : public mozIStorageStatementCallback
, public mozIStorageCompletionCallback
{
public:
NS_DECL_ISUPPORTS
NS_DECL_MOZISTORAGESTATEMENTCALLBACK
NS_DECL_MOZISTORAGECOMPLETIONCALLBACK
AsyncStatementSpinner();
void SpinUntilCompleted();
uint16_t completionReason;
protected:
virtual ~AsyncStatementSpinner() {}
volatile bool mCompleted;
};
NS_IMPL_ISUPPORTS2(AsyncStatementSpinner,
mozIStorageStatementCallback,
mozIStorageCompletionCallback)
AsyncStatementSpinner::AsyncStatementSpinner()
: completionReason(0)
, mCompleted(false)
{
}
NS_IMETHODIMP
AsyncStatementSpinner::HandleResult(mozIStorageResultSet *aResultSet)
{
return NS_OK;
}
NS_IMETHODIMP
AsyncStatementSpinner::HandleError(mozIStorageError *aError)
{
int32_t result;
nsresult rv = aError->GetResult(&result);
NS_ENSURE_SUCCESS(rv, rv);
nsAutoCString message;
rv = aError->GetMessage(message);
NS_ENSURE_SUCCESS(rv, rv);
nsAutoCString warnMsg;
warnMsg.Append("An error occurred while executing an async statement: ");
warnMsg.AppendInt(result);
warnMsg.Append(" ");
warnMsg.Append(message);
NS_WARNING(warnMsg.get());
return NS_OK;
}
NS_IMETHODIMP
AsyncStatementSpinner::HandleCompletion(uint16_t aReason)
{
completionReason = aReason;
mCompleted = true;
return NS_OK;
}
NS_IMETHODIMP
AsyncStatementSpinner::Complete(nsresult, nsISupports*)
{
mCompleted = true;
return NS_OK;
}
void AsyncStatementSpinner::SpinUntilCompleted()
{
nsCOMPtr<nsIThread> thread(::do_GetCurrentThread());
nsresult rv = NS_OK;
bool processed = true;
while (!mCompleted && NS_SUCCEEDED(rv)) {
rv = thread->ProcessNextEvent(true, &processed);
}
}
#define NS_DECL_ASYNCSTATEMENTSPINNER \
NS_IMETHOD HandleResult(mozIStorageResultSet *aResultSet);
////////////////////////////////////////////////////////////////////////////////
//// Async Helpers
/**
* Execute an async statement, blocking the main thread until we get the
* callback completion notification.
*/
void
blocking_async_execute(mozIStorageBaseStatement *stmt)
{
nsRefPtr<AsyncStatementSpinner> spinner(new AsyncStatementSpinner());
nsCOMPtr<mozIStoragePendingStatement> pendy;
(void)stmt->ExecuteAsync(spinner, getter_AddRefs(pendy));
spinner->SpinUntilCompleted();
}
/**
* Invoke AsyncClose on the given connection, blocking the main thread until we
* get the completion notification.
*/
void
blocking_async_close(mozIStorageConnection *db)
{
nsRefPtr<AsyncStatementSpinner> spinner(new AsyncStatementSpinner());
db->AsyncClose(spinner);
spinner->SpinUntilCompleted();
}