add unit test for MySQLComStmtResetExecutor.

sharding-proxy/sharding-proxy-frontend/sharding-proxy-frontend-mysql/src/main/java/org/apache/shardingsphere/shardingproxy/frontend/mysql/command/query/binary/reset/MySQLComStmtResetExecutor.java

@@ -38,6 +38,7 @@ public final class MySQLComStmtResetExecutor implements CommandExecutor {
     
     @Override
     public Collection<DatabasePacket> execute() {
+        // TODO we should implement the stmt reset after supporting COM_STMT_SEND_LONG_DATA
         return Collections.<DatabasePacket>singletonList(new MySQLOKPacket(1));
     }
 }

sharding-proxy/sharding-proxy-frontend/sharding-proxy-frontend-mysql/src/test/java/org/apache/shardingsphere/shardingproxy/frontend/mysql/command/query/binary/reset/MySQLComStmtResetExecutorTest.java

+/*
+ * 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.shardingsphere.shardingproxy.frontend.mysql.command.query.binary.reset;
+
+import org.apache.shardingsphere.shardingproxy.transport.mysql.packet.command.query.binary.reset.MySQLComStmtResetPacket;
+import org.apache.shardingsphere.shardingproxy.transport.mysql.packet.generic.MySQLOKPacket;
+import org.apache.shardingsphere.shardingproxy.transport.packet.DatabasePacket;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.junit.MockitoJUnitRunner;
+
+import java.util.Collection;
+
+import static org.hamcrest.CoreMatchers.instanceOf;
+import static org.hamcrest.CoreMatchers.is;
+import static org.junit.Assert.assertThat;
+
+@RunWith(MockitoJUnitRunner.class)
+public class MySQLComStmtResetExecutorTest {
+    
+    @Mock
+    private MySQLComStmtResetPacket packet;
+    
+    private MySQLComStmtResetExecutor mySQLComStmtResetExecutor;
+    
+    @Test
+    public void assertExecute() {
+        mySQLComStmtResetExecutor = new MySQLComStmtResetExecutor(packet);
+        Collection<DatabasePacket> actual = mySQLComStmtResetExecutor.execute();
+        assertThat(actual.size(), is(1));
+        assertThat(actual.iterator().next(), instanceOf(MySQLOKPacket.class));
+    }
+}