hazelcast-master/hazelcast-sql/src/test/java/com/hazelcast/jet/sql/impl/connector/map/QueryUtilTest.java
/*
 * Copyright 2023 Hazelcast Inc.
 *
 * Licensed under the Hazelcast Community License (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://hazelcast.com/hazelcast-community-license
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.hazelcast.jet.sql.impl.connector.map;

import com.hazelcast.query.Predicate;
import com.hazelcast.sql.impl.extract.QueryPath;
import com.hazelcast.sql.impl.row.JetSqlRow;
import com.hazelcast.test.HazelcastParallelClassRunner;
import com.hazelcast.test.annotation.ParallelJVMTest;
import com.hazelcast.test.annotation.QuickTest;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;

import static com.hazelcast.jet.core.JetTestSupport.TEST_SS;
import static com.hazelcast.jet.sql.impl.connector.map.QueryUtil.toPredicate;
import static org.assertj.core.api.Assertions.assertThat;

@RunWith(HazelcastParallelClassRunner.class)
@Category({QuickTest.class, ParallelJVMTest.class})
public class QueryUtilTest {

    @Test
    public void when_leftValueIsNull_then_returnsNull() {
        Predicate<Object, Object> predicate =
                toPredicate(new JetSqlRow(TEST_SS, new Object[1]), new int[]{0}, new int[]{0}, new QueryPath[]{QueryPath.KEY_PATH});

        assertThat(predicate).isNull();
    }
}
