/*
 * 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.infra.binder.context.statement.ddl;

import org.apache.shardingsphere.infra.binder.context.statement.CommonSQLStatementContext;
import org.apache.shardingsphere.infra.database.core.DefaultDatabase;
import org.apache.shardingsphere.sql.parser.statement.core.statement.ddl.CreateFunctionStatement;
import org.apache.shardingsphere.sql.parser.statement.mysql.ddl.MySQLCreateFunctionStatement;
import org.apache.shardingsphere.sql.parser.statement.postgresql.ddl.PostgreSQLCreateFunctionStatement;
import org.apache.shardingsphere.sql.parser.statement.sqlserver.ddl.SQLServerCreateFunctionStatement;
import org.junit.jupiter.api.Test;

import static org.hamcrest.CoreMatchers.instanceOf;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.mockito.Mockito.mock;

class CreateFunctionStatementContextTest {
    
    @Test
    void assertMySQLNewInstance() {
        assertNewInstance(mock(MySQLCreateFunctionStatement.class));
    }
    
    @Test
    void assertPostgreSQLNewInstance() {
        assertNewInstance(mock(PostgreSQLCreateFunctionStatement.class));
    }
    
    @Test
    void assertSQLServerNewInstance() {
        assertNewInstance(mock(SQLServerCreateFunctionStatement.class));
    }
    
    private void assertNewInstance(final CreateFunctionStatement createDatabaseStatement) {
        CreateFunctionStatementContext actual = new CreateFunctionStatementContext(createDatabaseStatement, DefaultDatabase.LOGIC_NAME);
        assertThat(actual, instanceOf(CommonSQLStatementContext.class));
        assertThat(actual.getSqlStatement(), is(createDatabaseStatement));
    }
}
