/*
 * 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.proxy.backend.handler.distsql.ral.updatable;

import io.netty.util.DefaultAttributeMap;
import org.apache.shardingsphere.distsql.parser.statement.ral.updatable.SetDistVariableStatement;
import org.apache.shardingsphere.infra.database.mysql.type.MySQLDatabaseType;
import org.apache.shardingsphere.proxy.backend.exception.UnsupportedVariableException;
import org.apache.shardingsphere.proxy.backend.handler.distsql.ral.UpdatableRALBackendHandler;
import org.apache.shardingsphere.proxy.backend.session.ConnectionSession;
import org.apache.shardingsphere.transaction.api.TransactionType;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.mockito.Mockito.mock;

class SetDistVariableUpdatableRALBackendHandlerTest {
    
    private ConnectionSession connectionSession;
    
    @BeforeEach
    void setUp() {
        connectionSession = new ConnectionSession(mock(MySQLDatabaseType.class), TransactionType.LOCAL, new DefaultAttributeMap());
    }
    
    @Test
    void assertNotSupportedVariable() {
        UpdatableRALBackendHandler<?> handler = new UpdatableRALBackendHandler<>(new SetDistVariableStatement("unsupported", "XXX"), connectionSession);
        assertThrows(UnsupportedVariableException.class, handler::execute);
    }
}
