Add first version

[ric-plt/sdl.git] / tst / asyncstorageimpl_test.cpp

diff --git a/tst/asyncstorageimpl_test.cpp b/tst/asyncstorageimpl_test.cpp
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+/*
+   Copyright (c) 2018-2019 Nokia.
+
+   Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+#include <gtest/gtest.h>
+#include <type_traits>
+#include "private/asyncdummystorage.hpp"
+#include "private/asyncstorageimpl.hpp"
+#include "private/createlogger.hpp"
+#include "private/logger.hpp"
+#include "private/redis/asyncredisstorage.hpp"
+#include "private/tst/enginemock.hpp"
+#include "private/tst/databaseconfigurationmock.hpp"
+#include "private/tst/namespaceconfigurationsmock.hpp"
+
+using namespace shareddatalayer;
+using namespace shareddatalayer::tst;
+using namespace testing;
+
+namespace
+{
+    class AsyncStorageImplTest: public testing::Test
+    {
+    public:
+        std::shared_ptr<StrictMock<EngineMock>> engineMock;
+        std::shared_ptr<DatabaseConfiguration> dummyDatabaseConfiguration;
+        std::shared_ptr<StrictMock<NamespaceConfigurationsMock>> namespaceConfigurationsMock;
+        int fd;
+        AsyncStorage::Namespace ns;
+        Engine::Callback storedCallback;
+        std::unique_ptr<AsyncStorageImpl> asyncStorageImpl;
+        std::shared_ptr<Logger> logger;
+
+        AsyncStorageImplTest():
+            engineMock(std::make_shared<StrictMock<EngineMock>>()),
+            dummyDatabaseConfiguration(std::make_shared<DatabaseConfigurationImpl>()),
+            namespaceConfigurationsMock(std::make_shared<StrictMock<NamespaceConfigurationsMock>>()),
+            fd(10),
+            ns("someKnownNamespace"),
+            logger(createLogger(SDL_LOG_PREFIX))
+        {
+            dummyDatabaseConfiguration->checkAndApplyDbType("redis-standalone");
+            dummyDatabaseConfiguration->checkAndApplyServerAddress("dummydatabaseaddress.local");
+            asyncStorageImpl.reset(new AsyncStorageImpl(engineMock, boost::none, dummyDatabaseConfiguration, namespaceConfigurationsMock, logger));
+        }
+
+        void expectNamespaceConfigurationIsDbBackendUseEnabled_returnFalse()
+        {
+            EXPECT_CALL(*namespaceConfigurationsMock, isDbBackendUseEnabled(ns)).
+                WillOnce(Return(false));
+        }
+
+        void expectNamespaceConfigurationIsDbBackendUseEnabled_returnTrue()
+        {
+            EXPECT_CALL(*namespaceConfigurationsMock, isDbBackendUseEnabled(ns)).
+                WillOnce(Return(true));
+        }
+
+        void expectPostCallback()
+        {
+            EXPECT_CALL(*engineMock, postCallback(_))
+                .Times(1);
+        }
+    };
+}
+
+TEST_F(AsyncStorageImplTest, IsNotCopyableAndIsNotMovable)
+{
+    EXPECT_FALSE(std::is_copy_assignable<AsyncStorageImpl>::value);
+    EXPECT_FALSE(std::is_move_assignable<AsyncStorageImpl>::value);
+    EXPECT_FALSE(std::is_copy_constructible<AsyncStorageImpl>::value);
+    EXPECT_FALSE(std::is_move_constructible<AsyncStorageImpl>::value);
+}
+
+TEST_F(AsyncStorageImplTest, ImplementsAsyncStorage)
+{
+    EXPECT_TRUE((std::is_base_of<AsyncStorage, AsyncStorageImpl>::value));
+}
+
+TEST_F(AsyncStorageImplTest, CanGetFd)
+{
+    EXPECT_CALL(*engineMock, fd())
+        .Times(1)
+        .WillOnce(Return(fd));
+    EXPECT_EQ(fd, asyncStorageImpl->fd());
+}
+
+TEST_F(AsyncStorageImplTest, CanHandleEvents)
+{
+    EXPECT_CALL(*engineMock, handleEvents())
+        .Times(1);
+    asyncStorageImpl->handleEvents();
+}
+
+TEST_F(AsyncStorageImplTest, CorrectHandlerIsUsedBasedOnConfiguration)
+{
+    InSequence dummy;
+    expectNamespaceConfigurationIsDbBackendUseEnabled_returnTrue();
+    //AsyncRedisStorage creation causes AsyncHiredisDatabaseDiscovery to post stateChanged callback
+    expectPostCallback();
+    AsyncStorage& returnedHandler1 = asyncStorageImpl->getOperationHandler(ns);
+    EXPECT_EQ(typeid(AsyncRedisStorage&), typeid(returnedHandler1));
+
+    expectNamespaceConfigurationIsDbBackendUseEnabled_returnFalse();
+    AsyncStorage& returnedHandler2 = asyncStorageImpl->getOperationHandler(ns);
+    EXPECT_EQ(typeid(AsyncDummyStorage&), typeid(returnedHandler2));
+}