/*
 * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
 * The software in this package is published under the terms of the CPAL v1.0
 * license, a copy of which has been included with this distribution in the
 * LICENSE.txt file.
 */
package org.mule.runtime.module.deployment.impl.internal.domain;

import static java.util.Collections.emptyList;
import static java.util.Collections.emptySet;
import static java.util.Optional.empty;
import static org.hamcrest.Matchers.instanceOf;
import static org.hamcrest.Matchers.is;
import static org.junit.Assert.assertThat;
import static org.mockito.Matchers.any;
import static org.mockito.Matchers.anyList;
import static org.mockito.Matchers.argThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import static org.mule.runtime.deployment.model.api.domain.DomainDescriptor.DEFAULT_DOMAIN_NAME;
import org.mule.runtime.api.service.ServiceRepository;
import org.mule.runtime.deployment.model.api.domain.Domain;
import org.mule.runtime.deployment.model.api.domain.DomainDescriptor;
import org.mule.runtime.deployment.model.api.plugin.ArtifactPluginDescriptor;
import org.mule.runtime.deployment.model.internal.application.MuleApplicationClassLoader;
import org.mule.runtime.deployment.model.internal.domain.AbstractDomainTestCase;
import org.mule.runtime.deployment.model.internal.domain.DomainClassLoaderBuilder;
import org.mule.runtime.deployment.model.internal.plugin.PluginDependenciesResolver;
import org.mule.runtime.module.extension.internal.loader.ExtensionModelLoaderManager;
import org.mule.runtime.module.license.api.LicenseValidator;

import java.io.File;
import java.io.IOException;

import org.junit.Before;
import org.junit.Test;

public class DefaultDomainFactoryTestCase extends AbstractDomainTestCase {

  private final ServiceRepository serviceRepository = mock(ServiceRepository.class);
  private final DomainDescriptorFactory domainDescriptorFactory = mock(DomainDescriptorFactory.class);
  private final PluginDependenciesResolver pluginDependenciesResolver = mock(PluginDependenciesResolver.class);
  private final DomainClassLoaderBuilderFactory domainClassLoaderBuilderFactory = mock(DomainClassLoaderBuilderFactory.class);
  private final ExtensionModelLoaderManager extensionModelLoaderManager = mock(ExtensionModelLoaderManager.class);
  private final LicenseValidator licenseValidator = mock(LicenseValidator.class);
  private final DefaultDomainFactory domainFactory = new DefaultDomainFactory(
                                                                              domainDescriptorFactory,
                                                                              new DefaultDomainManager(),
                                                                              null,
                                                                              serviceRepository,
                                                                              pluginDependenciesResolver,
                                                                              domainClassLoaderBuilderFactory,
                                                                              extensionModelLoaderManager,
                                                                              licenseValidator);

  public DefaultDomainFactoryTestCase() throws IOException {}

  @Before
  public void setUp() throws Exception {
    when(pluginDependenciesResolver.resolve(argThat(is(emptySet())), anyList())).thenReturn(emptyList());
  }

  @Test
  public void createDefaultDomain() throws IOException {
    final MuleApplicationClassLoader domainArtifactClassLoader = mock(MuleApplicationClassLoader.class);
    when(domainArtifactClassLoader.getArtifactId()).thenReturn(DEFAULT_DOMAIN_NAME);

    DomainClassLoaderBuilder domainClassLoaderBuilderMock = mock(DomainClassLoaderBuilder.class);
    when(domainClassLoaderBuilderMock.setArtifactDescriptor(any())).thenReturn(domainClassLoaderBuilderMock);
    when(domainClassLoaderBuilderMock.setArtifactId(any())).thenReturn(domainClassLoaderBuilderMock);
    when(domainClassLoaderBuilderMock.addArtifactPluginDescriptors(new ArtifactPluginDescriptor[0]))
        .thenReturn(domainClassLoaderBuilderMock);
    when(domainClassLoaderBuilderMock.build()).thenReturn(domainArtifactClassLoader);
    when(domainClassLoaderBuilderFactory.createArtifactClassLoaderBuilder()).thenReturn(domainClassLoaderBuilderMock);

    Domain domain = domainFactory.createArtifact(new File(DEFAULT_DOMAIN_NAME), empty());
    assertThat(domain.getArtifactName(), is(DEFAULT_DOMAIN_NAME));
    assertThat(domain.getDescriptor(), instanceOf(EmptyDomainDescriptor.class));
    assertThat(domain.getArtifactClassLoader(), is(domainArtifactClassLoader));
  }

  @Test
  public void createCustomDomain() throws IOException {
    String domainName = "custom-domain";

    final DomainDescriptor descriptor = new DomainDescriptor(domainName);
    when(domainDescriptorFactory.create(any(), any())).thenReturn(descriptor);

    final MuleApplicationClassLoader domainArtifactClassLoader = mock(MuleApplicationClassLoader.class);
    when(domainArtifactClassLoader.getArtifactId()).thenReturn(domainName);

    DomainClassLoaderBuilder domainClassLoaderBuilderMock = mock(DomainClassLoaderBuilder.class);
    when(domainClassLoaderBuilderMock.setArtifactDescriptor(any()))
        .thenReturn(domainClassLoaderBuilderMock);
    when(domainClassLoaderBuilderMock.setArtifactId(any())).thenReturn(domainClassLoaderBuilderMock);
    when(domainClassLoaderBuilderMock
        .addArtifactPluginDescriptors(descriptor.getPlugins().toArray(new ArtifactPluginDescriptor[0])))
            .thenReturn(domainClassLoaderBuilderMock);
    when(domainClassLoaderBuilderMock.build()).thenReturn(domainArtifactClassLoader);
    when(domainClassLoaderBuilderFactory.createArtifactClassLoaderBuilder()).thenReturn(domainClassLoaderBuilderMock);

    Domain domain = domainFactory.createArtifact(new File(domainName), empty());

    assertThat(domain.getArtifactName(), is(domainName));
    assertThat(domain.getDescriptor(), is(descriptor));
    assertThat(domain.getArtifactClassLoader(), is(domainArtifactClassLoader));
  }

}
