/*-
 * ============LICENSE_START=======================================================
 * Copyright (C) 2019 Ericsson. 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.
 *
 * SPDX-License-Identifier: Apache-2.0
 * ============LICENSE_END=========================================================
 */
package org.onap.appc.sdc.artifacts.impl;

import static org.mockito.Matchers.anyString;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mockito;
import org.onap.appc.exceptions.APPCException;
import org.onap.appc.sdc.artifacts.helper.ArtifactStorageService;
import org.onap.appc.sdc.artifacts.helper.DependencyModelGenerator;
import org.onap.appc.sdc.artifacts.object.SDCArtifact;
import org.onap.appc.srvcomm.messaging.event.EventSender;
import org.onap.sdc.api.IDistributionClient;
import org.onap.sdc.api.notification.IArtifactInfo;
import org.onap.sdc.api.notification.INotificationData;
import org.onap.sdc.api.notification.IResourceInstance;
import org.onap.sdc.api.results.IDistributionClientDownloadResult;
import org.powermock.reflect.Whitebox;

/**
 * This class contains test methods for ToscaCsarArtifact Processor
 *
 */

public class TestToscaCsarArtifactProcessor {

  private ToscaCsarArtifactProcessor toscaCsarArtifactProcessor;

  private DependencyModelGenerator dependencyModelGenerator;

  private ArtifactStorageService storageService;

  private SDCArtifact sdcArtifact;

  private IDistributionClientDownloadResult distributionClientDownloadResult;

  private IDistributionClient client;

  private EventSender eventSender;

  private INotificationData notificationData;

  private IResourceInstance resourceInstance;

  private IArtifactInfo artifactInfo;

  @Before
  public void setup() throws Exception {
    client = Mockito.mock(IDistributionClient.class);
    eventSender = Mockito.mock(EventSender.class);
    storageService = Mockito.mock(ArtifactStorageService.class);
    distributionClientDownloadResult = Mockito.mock(IDistributionClientDownloadResult.class);
    dependencyModelGenerator = Mockito.mock(DependencyModelGenerator.class);
    toscaCsarArtifactProcessor = new ToscaCsarArtifactProcessor(client, eventSender,
        notificationData, resourceInstance, artifactInfo, null);
    Whitebox.setInternalState(toscaCsarArtifactProcessor, "artifactStorageService", storageService);
    Whitebox.setInternalState(toscaCsarArtifactProcessor, "dependencyModelGenerator",
        dependencyModelGenerator);
  }

  /**
   * This method tests the process Artifacts method success scenario.
   * 
   * @throws APPCException if the there are any exception in sdc artifacts
   */
  @Test
  public void testProcessArtifact() throws APPCException {
    ToscaCsarArtifactProcessor toscaCsarArtifactProcessorSpy =
        Mockito.spy(toscaCsarArtifactProcessor);
    sdcArtifact = new SDCArtifact();
    sdcArtifact.setResourceVersion("RESOURCE VERSION");
    sdcArtifact.setArtifactUUID("123-456-789");
    sdcArtifact.setResourceName("Resource Name");
    when(dependencyModelGenerator.getDependencyModel(anyString(), anyString()))
        .thenReturn("dependencyModel");
    toscaCsarArtifactProcessorSpy.processArtifact(sdcArtifact);
    verify(toscaCsarArtifactProcessorSpy, times(1)).processArtifact(sdcArtifact);
  }

  /**
   * This method tests the process Artifacts method failure scenario.
   * 
   * @throws APPCException if the there are any exception in sdc artifacts
   */
  @Test(expected = APPCException.class)
  public void testProcessArtifactFailWithNullValues() throws APPCException {
    sdcArtifact = new SDCArtifact();
    toscaCsarArtifactProcessor.processArtifact(sdcArtifact);
  }

  /**
   * This method tests the process Artifacts method failure scenario
   * 
   * @throws Exception if the there are any exception in sdc artifacts or in creating notification
   *         data, resource data & service artifacts
   */
  @Test(expected = APPCException.class)
  public void testProcessArtifactFail() throws Exception {
    sdcArtifact = new SDCArtifact();
    sdcArtifact.setResourceVersion("RESOURCE VERSION");
    sdcArtifact.setArtifactUUID("123-456-789");
    sdcArtifact.setResourceName("Resource Name");
    when(dependencyModelGenerator.getDependencyModel(anyString(), anyString()))
        .thenThrow(new APPCException());
    toscaCsarArtifactProcessor.processArtifact(sdcArtifact);
  }

  /**
   * This method tests the process Artifacts method success scenario.
   * 
   * @throws APPCException if the there are any exception in sdc artifacts
   */
  // @Test
  public void testProcessArtifactDistributionClient() throws APPCException {
    when(distributionClientDownloadResult.getArtifactPayload()).thenReturn(new byte[1]);
    ToscaCsarArtifactProcessor toscaCsarArtifactProcessorSpy =
        Mockito.spy(toscaCsarArtifactProcessor);
    toscaCsarArtifactProcessorSpy.processArtifact(distributionClientDownloadResult);
    verify(toscaCsarArtifactProcessorSpy, times(1))
        .processArtifact(distributionClientDownloadResult);
  }
}