From 6b5ab40ced9f3f40f0acc18ba4eaf64b76686701 Mon Sep 17 00:00:00 2001
From: yukon <yukon@apache.org>
Date: Tue, 17 Jan 2017 15:15:16 +0800
Subject: [PATCH] [ROCKETMQ-52] Add unit tests for LocalFileOffsetStore

---
 .../store/LocalFileOffsetStoreTest.java       | 74 +++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 client/src/test/java/org/apache/rocketmq/client/consumer/store/LocalFileOffsetStoreTest.java

diff --git a/client/src/test/java/org/apache/rocketmq/client/consumer/store/LocalFileOffsetStoreTest.java b/client/src/test/java/org/apache/rocketmq/client/consumer/store/LocalFileOffsetStoreTest.java
new file mode 100644
index 00000000..58d99d60
--- /dev/null
+++ b/client/src/test/java/org/apache/rocketmq/client/consumer/store/LocalFileOffsetStoreTest.java
@@ -0,0 +1,74 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ */
+package org.apache.rocketmq.client.consumer.store;
+
+import java.util.Collections;
+import java.util.HashSet;
+import org.apache.rocketmq.client.ClientConfig;
+import org.apache.rocketmq.client.impl.factory.MQClientInstance;
+import org.apache.rocketmq.common.message.MessageQueue;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.Mockito.when;
+
+public class LocalFileOffsetStoreTest {
+
+    @Mock
+    private static MQClientInstance mQClientFactory;
+    private static String group = "FooBarGroup";
+    private static String topic = "FooBar";
+    private static String brokerName = "DefaultBrokerName";
+
+    @BeforeClass
+    public static void init() {
+        System.setProperty("rocketmq.client.localOffsetStoreDir", System.getProperty("java.io.tmpdir") + ".rocketmq_offsets");
+        mQClientFactory = Mockito.mock(MQClientInstance.class);
+        String clientId = new ClientConfig().buildMQClientId() + "#TestNamespace" + System.currentTimeMillis();
+        when(mQClientFactory.getClientId()).thenReturn(clientId);
+    }
+
+    @Test
+    public void testUpdateOffset() throws Exception {
+        OffsetStore offsetStore = new LocalFileOffsetStore(mQClientFactory, group);
+        MessageQueue messageQueue = new MessageQueue(topic, brokerName, 1);
+        offsetStore.updateOffset(messageQueue, 1024, false);
+
+        assertThat(offsetStore.readOffset(messageQueue, ReadOffsetType.READ_FROM_MEMORY)).isEqualTo(1024);
+
+        offsetStore.updateOffset(messageQueue, 1023, false);
+        assertThat(offsetStore.readOffset(messageQueue, ReadOffsetType.READ_FROM_MEMORY)).isEqualTo(1023);
+
+        offsetStore.updateOffset(messageQueue, 1022, true);
+        assertThat(offsetStore.readOffset(messageQueue, ReadOffsetType.READ_FROM_MEMORY)).isEqualTo(1023);
+    }
+
+    @Test
+    public void testReadOffset_FromStore() throws Exception {
+        OffsetStore offsetStore = new LocalFileOffsetStore(mQClientFactory, group);
+        MessageQueue messageQueue = new MessageQueue(topic, brokerName, 2);
+
+        offsetStore.updateOffset(messageQueue, 1024, false);
+        assertThat(offsetStore.readOffset(messageQueue, ReadOffsetType.READ_FROM_STORE)).isEqualTo(-1);
+
+        offsetStore.persistAll(new HashSet<>(Collections.singletonList(messageQueue)));
+        assertThat(offsetStore.readOffset(messageQueue, ReadOffsetType.READ_FROM_STORE)).isEqualTo(1024);
+    }
+}
\ No newline at end of file
-- 
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