/*-
 * ============LICENSE_START=======================================================
 * VID
 * ================================================================================
 * Copyright (C) 2017 - 2019 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * 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.
 * ============LICENSE_END=========================================================
 */

package org.onap.vid.utils;

import static net.javacrumbs.jsonunit.JsonMatchers.jsonEquals;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.CoreMatchers.nullValue;
import static org.hamcrest.MatcherAssert.assertThat;

import com.google.common.collect.ImmutableMap;
import org.onap.vid.utils.DaoUtils.StringToLongMapAttributeConverter;
import org.testng.annotations.Test;

public class DaoUtilsStringToLongMapAttributeConverter {

    private final StringToLongMapAttributeConverter stringToLongMapAttributeConverter = new StringToLongMapAttributeConverter();

    @Test
    public void toEntity_givenNullString_yieldNullMap() {
        assertThat(
            stringToLongMapAttributeConverter.convertToEntityAttribute(null),
            is(nullValue()));
    }

    @Test
    public void toEntity_givenValidString_yieldGoodMap() {
        assertThat(
            stringToLongMapAttributeConverter.convertToEntityAttribute("{\"a\": 5}"),
            is(ImmutableMap.of("a", 5L)));
    }

    @Test(expectedExceptions = Exception.class)
    public void toEntity_givenBadString_throws() {
        stringToLongMapAttributeConverter.convertToEntityAttribute("{a: not-good}");
    }

    @Test
    public void fromEntity_givenNullMap_yieldNullString() {
        assertThat(
            stringToLongMapAttributeConverter.convertToDatabaseColumn(null),
            is(nullValue()));
    }

    @Test
    public void fromEntity_givenValidMap_yieldString() {
        assertThat(
            stringToLongMapAttributeConverter.convertToDatabaseColumn(ImmutableMap.of("a", 5L)),
            jsonEquals("{\"a\": 5}"));
    }

}