text: /*
   * 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.db.protocol.mysql.packet.handshake;
  
  import org.apache.shardingsphere.db.protocol.mysql.constant.MySQLAuthenticationMethod;
  import org.apache.shardingsphere.db.protocol.mysql.constant.MySQLCapabilityFlag;
  import org.apache.shardingsphere.db.protocol.mysql.constant.MySQLServerInfo;
  import org.apache.shardingsphere.db.protocol.mysql.payload.MySQLPacketPayload;
  import org.junit.Ignore;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.mockito.Mock;
  import org.mockito.junit.MockitoJUnitRunner;
  
  import static org.hamcrest.CoreMatchers.is;
  import static org.junit.Assert.assertNull;
  import static org.junit.Assert.assertThat;
  import static org.mockito.Mockito.verify;
  import static org.mockito.Mockito.when;
  
  @RunWith(MockitoJUnitRunner.class)
  public final class MySQLHandshakeResponse41PacketTest {
      
      @Mock
      private MySQLPacketPayload payload;
      
      @Test
      public void assertNewWithPayloadWithDatabase() {
          when(payload.readInt1()).thenReturn(1, MySQLServerInfo.CHARSET);
          when(payload.readInt4()).thenReturn(MySQLCapabilityFlag.CLIENT_CONNECT_WITH_DB.getValue(), 1000);
          when(payload.readStringNul()).thenReturn("root", "sharding_db");
          when(payload.readStringNulByBytes()).thenReturn(new byte[] {1});
          MySQLHandshakeResponse41Packet actual = new MySQLHandshakeResponse41Packet(payload);
          assertThat(actual.getSequenceId(), is(1));
          assertThat(actual.getMaxPacketSize(), is(1000));
          assertThat(actual.getCharacterSet(), is(MySQLServerInfo.CHARSET));
          assertThat(actual.getUsername(), is("root"));
          assertThat(actual.getAuthResponse(), is(new byte[] {1}));
          assertThat(actual.getCapabilityFlags(), is(MySQLCapabilityFlag.CLIENT_CONNECT_WITH_DB.getValue()));
          assertThat(actual.getDatabase(), is("sharding_db"));
          assertNull(actual.getAuthPluginName());
          verify(payload).skipReserved(23);
      }
      
      @Test
      @Ignore("readAuthPluginName method need to rewrite")
      public void assertNewWithPayloadWithAuthPluginName() {
          when(payload.readInt1()).thenReturn(1, MySQLServerInfo.CHARSET);
          when(payload.readInt4()).thenReturn(MySQLCapabilityFlag.CLIENT_PLUGIN_AUTH.getValue(), 1000);
          when(payload.readStringNul()).thenReturn("root", MySQLAuthenticationMethod.SECURE_PASSWORD_AUTHENTICATION.getMethodName());
          when(payload.readStringNulByBytes()).thenReturn(new byte[] {1});
          MySQLHandshakeResponse41Packet actual = new MySQLHandshakeResponse41Packet(payload);
          assertThat(actual.getSequenceId(), is(1));
          assertThat(actual.getMaxPacketSize(), is(1000));
          assertThat(actual.getCharacterSet(), is(MySQLServerInfo.CHARSET));
          assertThat(actual.getUsername(), is("root"));
          assertThat(actual.getAuthResponse(), is(new byte[] {1}));
          assertThat(actual.getCapabilityFlags(), is(MySQLCapabilityFlag.CLIENT_PLUGIN_AUTH.getValue()));
          assertNull(actual.getDatabase());
          assertThat(actual.getAuthPluginName(), is(MySQLAuthenticationMethod.SECURE_PASSWORD_AUTHENTICATION.getMethodName()));
          verify(payload).skipReserved(23);
      }
      
      @Test
      public void assertNewWithPayloadWithClientPluginAuthLenencClientData() {
          when(payload.readInt1()).thenReturn(1, MySQLServerInfo.CHARSET);
          when(payload.readInt4()).thenReturn(MySQLCapabilityFlag.CLIENT_PLUGIN_AUTH_LENENC_CLIENT_DATA.getValue(), 1000);
          when(payload.readStringNul()).thenReturn("root");
          when(payload.readStringLenencByBytes()).thenReturn(new byte[] {1});
          MySQLHandshakeResponse41Packet actual = new MySQLHandshakeResponse41Packet(payload);
          assertThat(actual.getSequenceId(), is(1));
          assertThat(actual.getMaxPacketSize(), is(1000));
          assertThat(actual.getCharacterSet(), is(MySQLServerInfo.CHARSET));
          assertThat(actual.getUsername(), is("root"));
          assertThat(actual.getAuthResponse(), is(new byte[] {1}));
          assertThat(actual.getCapabilityFlags(), is(MySQLCapabilityFlag.CLIENT_PLUGIN_AUTH_LENENC_CLIENT_DATA.getValue()));
          assertNull(actual.getDatabase());
          assertNull(actual.getAuthPluginName());
          verify(payload).skipReserved(23);
      }
      
      @Test
      public void assertNewWithPayloadWithClientSecureConnection() {
          when(payload.readInt1()).thenReturn(1, MySQLServerInfo.CHARSET, 1);
          when(payload.readInt4()).thenReturn(MySQLCapabilityFlag.CLIENT_SECURE_CONNECTION.getValue(), 1000);
          when(payload.readStringNul()).thenReturn("root");
          when(payload.readStringFixByBytes(1)).thenReturn(new byte[] {1});
          MySQLHandshakeResponse41Packet actual = new MySQLHandshakeResponse41Packet(payload);
          assertThat(actual.getSequenceId(), is(1));
          assertThat(actual.getMaxPacketSize(), is(1000));
          assertThat(actual.getCharacterSet(), is(MySQLServerInfo.CHARSET));
          assertThat(actual.getUsername(), is("root"));
          assertThat(actual.getAuthResponse(), is(new byte[] {1}));
          assertThat(actual.getCapabilityFlags(), is(MySQLCapabilityFlag.CLIENT_SECURE_CONNECTION.getValue()));
          assertNull(actual.getDatabase());
          assertNull(actual.getAuthPluginName());
          verify(payload).skipReserved(23);
      }
      
      @Test
      public void assertWriteWithDatabase() {
          MySQLHandshakeResponse41Packet actual = new MySQLHandshakeResponse41Packet(1, 100, MySQLServerInfo.CHARSET, "root");
          actual.setAuthResponse(new byte[] {1});
          actual.setDatabase("sharding_db");
          actual.write(payload);
          verify(payload).writeInt4(MySQLCapabilityFlag.CLIENT_CONNECT_WITH_DB.getValue());
          verify(payload).writeInt4(100);
          verify(payload).writeInt1(MySQLServerInfo.CHARSET);
          verify(payload).writeReserved(23);
          verify(payload).writeStringNul("root");
          verify(payload).writeStringNul(new String(new byte[] {1}));
          verify(payload).writeStringNul("sharding_db");
      }
      
      @Test
      public void assertWriteWithAuthPluginName() {
          MySQLHandshakeResponse41Packet actual = new MySQLHandshakeResponse41Packet(1, 100, MySQLServerInfo.CHARSET, "root");
          actual.setAuthResponse(new byte[] {1});
          actual.setAuthPluginName(MySQLAuthenticationMethod.SECURE_PASSWORD_AUTHENTICATION);
          actual.write(payload);
          verify(payload).writeInt4(MySQLCapabilityFlag.CLIENT_PLUGIN_AUTH.getValue());
          verify(payload).writeInt4(100);
          verify(payload).writeInt1(MySQLServerInfo.CHARSET);
          verify(payload).writeReserved(23);
          verify(payload).writeStringNul("root");
          verify(payload).writeStringNul(new String(new byte[] {1}));
          verify(payload).writeStringNul(MySQLAuthenticationMethod.SECURE_PASSWORD_AUTHENTICATION.getMethodName());
      }
      
      @Test
      public void assertWriteWithClientPluginAuthLenencClientData() {
          MySQLHandshakeResponse41Packet actual = new MySQLHandshakeResponse41Packet(1, 100, MySQLServerInfo.CHARSET, "root");
          actual.setCapabilityFlags(MySQLCapabilityFlag.CLIENT_PLUGIN_AUTH_LENENC_CLIENT_DATA.getValue());
          actual.setAuthResponse(new byte[] {1});
          actual.write(payload);
          verify(payload).writeInt4(MySQLCapabilityFlag.CLIENT_PLUGIN_AUTH_LENENC_CLIENT_DATA.getValue());
          verify(payload).writeInt4(100);
          verify(payload).writeInt1(MySQLServerInfo.CHARSET);
          verify(payload).writeReserved(23);
          verify(payload).writeStringNul("root");
          verify(payload).writeStringLenenc(new String(new byte[] {1}));
      }
      
      @Test
      public void assertWriteWithClientSecureConnection() {
          MySQLHandshakeResponse41Packet actual = new MySQLHandshakeResponse41Packet(1, 100, MySQLServerInfo.CHARSET, "root");
          actual.setCapabilityFlags(MySQLCapabilityFlag.CLIENT_SECURE_CONNECTION.getValue());
          actual.setAuthResponse(new byte[] {1});
          actual.write(payload);
          verify(payload).writeInt4(MySQLCapabilityFlag.CLIENT_SECURE_CONNECTION.getValue());
          verify(payload).writeInt4(100);
          verify(payload).writeInt1(MySQLServerInfo.CHARSET);
          verify(payload).writeReserved(23);
          verify(payload).writeStringNul("root");
          verify(payload).writeInt1(1);
          verify(payload).writeBytes(new byte[] {1});
      }
  }
  