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/*
 * ============LICENSE_START====================================
 * DCAEGEN2-SERVICES-SDK
 * =========================================================
 * Copyright (C) 2019 Nokia. 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.dcaegen2.services.sdk.rest.services.cbs.client.impl.streams.gson;

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

import com.google.gson.JsonObject;
import java.io.IOException;
import org.junit.jupiter.api.Test;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.streams.StreamFromGsonParser;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.streams.StreamFromGsonParsers;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.streams.dmaap.KafkaSource;

/**
 * @author <a href="mailto:piotr.jaszczyk@nokia.com">Piotr Jaszczyk</a>
 * @since March 2019
 */
class KafkaSourceParserTest {

    private final StreamFromGsonParser<KafkaSource> cut = StreamFromGsonParsers.kafkaSourceParser();

    @Test
    void precondition_assureInstanceOf() {
        assertThat(cut).isInstanceOf(KafkaSourceParser.class);
    }

    @Test
    void shouldParseMinimalKafkaSourceDefinition() throws IOException {
        // given
        JsonObject input = GsonUtils.readObjectFromResource("/streams/kafka_source_minimal.json");

        // when
        final KafkaSource result = cut.unsafeParse(input);

        // then
        assertThat(result.aafCredentials()).isNull();
        assertThat(result.bootstrapServers()).isEqualTo("dmaap-mr-kafka-0:6060,dmaap-mr-kafka-1:6060");
        assertThat(result.topicName()).isEqualTo("HVVES_PERF3GPP");
        assertThat(result.clientId()).isNull();
        assertThat(result.clientRole()).isNull();
    }
}