/*
 * Licensed to Crate under one or more contributor license agreements.
 * See the NOTICE file distributed with this work for additional
 * information regarding copyright ownership.  Crate 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.
 *
 * However, if you have executed another commercial license agreement
 * with Crate these terms will supersede the license and you may use the
 * software solely pursuant to the terms of the relevant commercial
 * agreement.
 */

package io.crate.analyze.relations;

import io.crate.analyze.SelectAnalyzedStatement;
import io.crate.exceptions.ValidationException;
import io.crate.test.integration.CrateDummyClusterServiceUnitTest;
import io.crate.testing.SQLExecutor;
import org.junit.Before;
import org.junit.Test;

import static org.hamcrest.core.Is.is;

public class RelationAnalyzerTest extends CrateDummyClusterServiceUnitTest {

    private SQLExecutor executor;

    @Before
    public void prepare() {
        executor = SQLExecutor.builder(clusterService).enableDefaultTables().build();
    }

    @Test
    public void testValidateUsedRelationsInJoinConditions() throws Exception {
        expectedException.expect(ValidationException.class);
        expectedException.expectMessage("missing FROM-clause entry for relation 't3'");
        executor.analyze("select * from t1 join t2 on t1.a = t3.c join t3 on t2.b = t3.c");
    }

    @Test
    public void testColumnNameFromArrayComparisonExpression() throws Exception {
        SelectAnalyzedStatement statement = executor.analyze("select 'foo' = any(constraint_name) " +
                                                             "from information_schema.table_constraints");
        assertThat(statement.relation().fields().get(0).path().outputName(), is("'foo' = ANY(constraint_name)"));
    }
}