/*
 * 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.flink.table.planner.parse;

import org.junit.jupiter.api.Test;

import static org.assertj.core.api.Assertions.assertThat;

/** Tests for {@link SetOperationParseStrategy}. */
class SetOperationParseStrategyTest {

    @Test
    void testMatches() {
        assertThat(SetOperationParseStrategy.INSTANCE.match("SET")).isTrue();
        assertThat(
                        SetOperationParseStrategy.INSTANCE.match(
                                "SET table.local-time-zone = Europe/Berlin"))
                .isTrue();
        assertThat(
                        SetOperationParseStrategy.INSTANCE.match(
                                "SET table.local-time-zone = 'Europe/Berlin'"))
                .isTrue();
        assertThat(SetOperationParseStrategy.INSTANCE.match("SET;")).isTrue();
        assertThat(
                        SetOperationParseStrategy.INSTANCE.match(
                                "SET table.local-time-zone = Europe/Berlin;"))
                .isTrue();
        assertThat(
                        SetOperationParseStrategy.INSTANCE.match(
                                "SET table.local-time-zone = 'Europe/Berlin';"))
                .isTrue();
    }

    @Test
    void testDoesNotMatchQuotedKey() {
        assertThat(
                        SetOperationParseStrategy.INSTANCE.match(
                                "SET 'table.local-time-zone' = Europe/Berlin"))
                .isFalse();
    }
}
