/*
 * Copyright © 2016-2018 European Support Limited
 *
 * Licensed 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.onap.config;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;

import java.util.Arrays;
import java.util.List;
import org.junit.Test;

public class ConfigurationUtilsTest {
    @Test
    public void testCommaList() {
        List<?> list = Arrays.asList("1", "2", 3);
        String commaSeparatedList = ConfigurationUtils.getCommaSeparatedList(list);
        list.forEach(o -> assertTrue(commaSeparatedList.contains(o.toString())));
    }

    @Test
    public void testCommaListWithNullAndEmptyStrings() {
        List list = Arrays.asList(null, "", " ");
        String commaSeparatedList = ConfigurationUtils.getCommaSeparatedList(list);
        assertTrue(commaSeparatedList.isEmpty());
    }

    @Test
    public void testGetArrayClassFunction() {
        assertEquals(String[].class, ConfigurationUtils.getArrayClass(String.class));
        assertNull(ConfigurationUtils.getArrayClass(ConfigurationUtilsTest.class));
    }
}