gecko-dev/storage/test/gtest/test_StatementCache.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 "mozilla/Attributes.h"
#include "mozilla/storage/StatementCache.h"
using namespace mozilla::storage;
/**
* This file test our statement cache in StatementCache.h.
*/
////////////////////////////////////////////////////////////////////////////////
//// Helpers
class SyncCache : public StatementCache<mozIStorageStatement>
{
public:
explicit SyncCache(nsCOMPtr<mozIStorageConnection>& aConnection)
: StatementCache<mozIStorageStatement>(aConnection)
{
}
};
class AsyncCache : public StatementCache<mozIStorageAsyncStatement>
{
public:
explicit AsyncCache(nsCOMPtr<mozIStorageConnection>& aConnection)
: StatementCache<mozIStorageAsyncStatement>(aConnection)
{
}
};
/**
* Wraps nsCString so we can not implement the same functions twice for each
* type.
*/
class StringWrapper : public nsCString
{
public:
MOZ_IMPLICIT StringWrapper(const char* aOther)
{
this->Assign(aOther);
}
};
////////////////////////////////////////////////////////////////////////////////
//// Test Functions
// This is some gtest magic that allows us to parameterize tests by |const
// char[]| and |StringWrapper|.
template <typename T>
class storage_StatementCache : public ::testing::Test {};
typedef ::testing::Types<const char[], StringWrapper> TwoStringTypes;
TYPED_TEST_CASE(storage_StatementCache, TwoStringTypes);
TYPED_TEST(storage_StatementCache, GetCachedStatement)
{
nsCOMPtr<mozIStorageConnection> db(getMemoryDatabase());
SyncCache cache(db);
TypeParam sql = "SELECT * FROM sqlite_master";
// Make sure we get a statement back with the right state.
nsCOMPtr<mozIStorageStatement> stmt = cache.GetCachedStatement(sql);
do_check_true(stmt);
int32_t state;
do_check_success(stmt->GetState(&state));
do_check_eq(mozIStorageBaseStatement::MOZ_STORAGE_STATEMENT_READY, state);
// Check to make sure we get the same copy the second time we ask.
nsCOMPtr<mozIStorageStatement> stmt2 = cache.GetCachedStatement(sql);
do_check_true(stmt2);
do_check_eq(stmt.get(), stmt2.get());
}
TYPED_TEST_CASE(storage_StatementCache, TwoStringTypes);
TYPED_TEST(storage_StatementCache, FinalizeStatements)
{
nsCOMPtr<mozIStorageConnection> db(getMemoryDatabase());
SyncCache cache(db);
TypeParam sql = "SELECT * FROM sqlite_master";
// Get a statement, and then tell the cache to finalize.
nsCOMPtr<mozIStorageStatement> stmt = cache.GetCachedStatement(sql);
do_check_true(stmt);
cache.FinalizeStatements();
// We should be in an invalid state at this point.
int32_t state;
do_check_success(stmt->GetState(&state));
do_check_eq(mozIStorageBaseStatement::MOZ_STORAGE_STATEMENT_INVALID, state);
// Should be able to close the database now too.
do_check_success(db->Close());
}
TYPED_TEST_CASE(storage_StatementCache, TwoStringTypes);
TYPED_TEST(storage_StatementCache, GetCachedAsyncStatement)
{
nsCOMPtr<mozIStorageConnection> db(getMemoryDatabase());
AsyncCache cache(db);
TypeParam sql = "SELECT * FROM sqlite_master";
// Make sure we get a statement back with the right state.
nsCOMPtr<mozIStorageAsyncStatement> stmt = cache.GetCachedStatement(sql);
do_check_true(stmt);
int32_t state;
do_check_success(stmt->GetState(&state));
do_check_eq(mozIStorageBaseStatement::MOZ_STORAGE_STATEMENT_READY, state);
// Check to make sure we get the same copy the second time we ask.
nsCOMPtr<mozIStorageAsyncStatement> stmt2 = cache.GetCachedStatement(sql);
do_check_true(stmt2);
do_check_eq(stmt.get(), stmt2.get());
}
TYPED_TEST_CASE(storage_StatementCache, TwoStringTypes);
TYPED_TEST(storage_StatementCache, FinalizeAsyncStatements)
{
nsCOMPtr<mozIStorageConnection> db(getMemoryDatabase());
AsyncCache cache(db);
TypeParam sql = "SELECT * FROM sqlite_master";
// Get a statement, and then tell the cache to finalize.
nsCOMPtr<mozIStorageAsyncStatement> stmt = cache.GetCachedStatement(sql);
do_check_true(stmt);
cache.FinalizeStatements();
// We should be in an invalid state at this point.
int32_t state;
do_check_success(stmt->GetState(&state));
do_check_eq(mozIStorageBaseStatement::MOZ_STORAGE_STATEMENT_INVALID, state);
// Should be able to close the database now too.
do_check_success(db->AsyncClose(nullptr));
}