gecko-dev/storage/test/test_transaction_helper.cpp

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/* -*- 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 "storage_test_harness.h"
#include "mozStorageHelper.h"
/**
* This file test our Transaction helper in mozStorageHelper.h.
*/
void
test_HasTransaction()
{
nsCOMPtr<mozIStorageConnection> db(getMemoryDatabase());
// First test that it holds the transaction after it should have gotten one.
{
mozStorageTransaction transaction(db, false);
do_check_true(transaction.HasTransaction());
(void)transaction.Commit();
// And that it does not have a transaction after we have committed.
do_check_false(transaction.HasTransaction());
}
// Check that no transaction is had after a rollback.
{
mozStorageTransaction transaction(db, false);
do_check_true(transaction.HasTransaction());
(void)transaction.Rollback();
do_check_false(transaction.HasTransaction());
}
// Check that we do not have a transaction if one is already obtained.
mozStorageTransaction outerTransaction(db, false);
do_check_true(outerTransaction.HasTransaction());
{
mozStorageTransaction innerTransaction(db, false);
do_check_false(innerTransaction.HasTransaction());
}
}
void
test_Commit()
{
nsCOMPtr<mozIStorageConnection> db(getMemoryDatabase());
// Create a table in a transaction, call Commit, and make sure that it does
// exists after the transaction falls out of scope.
{
mozStorageTransaction transaction(db, false);
(void)db->ExecuteSimpleSQL(NS_LITERAL_CSTRING(
"CREATE TABLE test (id INTEGER PRIMARY KEY)"
));
(void)transaction.Commit();
}
bool exists = false;
(void)db->TableExists(NS_LITERAL_CSTRING("test"), &exists);
do_check_true(exists);
}
void
test_Rollback()
{
nsCOMPtr<mozIStorageConnection> db(getMemoryDatabase());
// Create a table in a transaction, call Rollback, and make sure that it does
// not exists after the transaction falls out of scope.
{
mozStorageTransaction transaction(db, true);
(void)db->ExecuteSimpleSQL(NS_LITERAL_CSTRING(
"CREATE TABLE test (id INTEGER PRIMARY KEY)"
));
(void)transaction.Rollback();
}
bool exists = true;
(void)db->TableExists(NS_LITERAL_CSTRING("test"), &exists);
do_check_false(exists);
}
void
test_AutoCommit()
{
nsCOMPtr<mozIStorageConnection> db(getMemoryDatabase());
// Create a table in a transaction, and make sure that it exists after the
// transaction falls out of scope. This means the Commit was successful.
{
mozStorageTransaction transaction(db, true);
(void)db->ExecuteSimpleSQL(NS_LITERAL_CSTRING(
"CREATE TABLE test (id INTEGER PRIMARY KEY)"
));
}
bool exists = false;
(void)db->TableExists(NS_LITERAL_CSTRING("test"), &exists);
do_check_true(exists);
}
void
test_AutoRollback()
{
nsCOMPtr<mozIStorageConnection> db(getMemoryDatabase());
// Create a table in a transaction, and make sure that it does not exists
// after the transaction falls out of scope. This means the Rollback was
// successful.
{
mozStorageTransaction transaction(db, false);
(void)db->ExecuteSimpleSQL(NS_LITERAL_CSTRING(
"CREATE TABLE test (id INTEGER PRIMARY KEY)"
));
}
bool exists = true;
(void)db->TableExists(NS_LITERAL_CSTRING("test"), &exists);
do_check_false(exists);
}
void
test_SetDefaultAction()
{
nsCOMPtr<mozIStorageConnection> db(getMemoryDatabase());
// First we test that rollback happens when we first set it to automatically
// commit.
{
mozStorageTransaction transaction(db, true);
(void)db->ExecuteSimpleSQL(NS_LITERAL_CSTRING(
"CREATE TABLE test1 (id INTEGER PRIMARY KEY)"
));
transaction.SetDefaultAction(false);
}
bool exists = true;
(void)db->TableExists(NS_LITERAL_CSTRING("test1"), &exists);
do_check_false(exists);
// Now we do the opposite and test that a commit happens when we first set it
// to automatically rollback.
{
mozStorageTransaction transaction(db, false);
(void)db->ExecuteSimpleSQL(NS_LITERAL_CSTRING(
"CREATE TABLE test2 (id INTEGER PRIMARY KEY)"
));
transaction.SetDefaultAction(true);
}
exists = false;
(void)db->TableExists(NS_LITERAL_CSTRING("test2"), &exists);
do_check_true(exists);
}
void
test_null_database_connection()
{
// We permit the use of the Transaction helper when passing a null database
// in, so we need to make sure this still works without crashing.
mozStorageTransaction transaction(nullptr, false);
do_check_false(transaction.HasTransaction());
do_check_true(NS_SUCCEEDED(transaction.Commit()));
do_check_true(NS_SUCCEEDED(transaction.Rollback()));
}
void (*gTests[])(void) = {
test_HasTransaction,
test_Commit,
test_Rollback,
test_AutoCommit,
test_AutoRollback,
test_SetDefaultAction,
test_null_database_connection,
};
const char *file = __FILE__;
#define TEST_NAME "transaction helper"
#define TEST_FILE file
#include "storage_test_harness_tail.h"