/*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you 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.apache.maven.plugins.help;
  
  import java.io.File;
  import java.io.FileInputStream;
  import java.io.IOException;
  import java.util.Arrays;
  import java.util.Collections;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import org.apache.maven.plugin.testing.AbstractMojoTestCase;
  import org.apache.maven.project.MavenProject;
  import org.codehaus.plexus.util.IOUtil;
  
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.when;
  
  /**
   * Test class for the active-profiles mojo of the Help Plugin.
   */
  public class ActiveProfilesMojoTest extends AbstractMojoTestCase {
  
      /**
       * Tests that profiles activated in the settings are resolved.
       *
       * @throws Exception in case of errors.
       */
      public void testActiveProfilesFromSettings() throws Exception {
          File testPom = new File(getBasedir(), "target/test-classes/unit/active-profiles/plugin-config.xml");
  
          ActiveProfilesMojo mojo = (ActiveProfilesMojo) lookupMojo("active-profiles", testPom);
  
          MavenProject project = mock(MavenProject.class);
          when(project.getInjectedProfileIds())
                  .thenReturn(getProfiles(Arrays.asList("from-settings"), Collections.<String>emptyList()));
  
          setUpMojo(mojo, Arrays.asList(project), "from-settings.txt");
  
          mojo.execute();
  
          String file = readFile("from-settings.txt");
          assertTrue(file.contains("from-settings (source: external)"));
      }
  
      /**
       * Tests that profiles activated in the POM are resolved.
       *
       * @throws Exception in case of errors.
       */
      public void testActiveProfilesFromPom() throws Exception {
          File testPom = new File(getBasedir(), "target/test-classes/unit/active-profiles/plugin-config.xml");
  
          ActiveProfilesMojo mojo = (ActiveProfilesMojo) lookupMojo("active-profiles", testPom);
  
          MavenProject project = mock(MavenProject.class);
          when(project.getInjectedProfileIds())
                  .thenReturn(getProfiles(Collections.<String>emptyList(), Arrays.asList("from-pom")));
  
          setUpMojo(mojo, Arrays.asList(project), "from-pom.txt");
  
          mojo.execute();
  
          String file = readFile("from-pom.txt");
          assertTrue(file.contains("from-pom (source: org.apache.maven.test:test:1.0)"));
      }
  
      private Map<String, List<String>> getProfiles(List<String> externals, List<String> pom) {
          Map<String, List<String>> profiles = new HashMap<>();
          profiles.put("external", externals); // from settings
          profiles.put("org.apache.maven.test:test:1.0", pom); // from POM
          profiles.put("", Collections.<String>emptyList()); // from super POM
          return profiles;
      }
  
      private void setUpMojo(ActiveProfilesMojo mojo, List<MavenProject> projects, String output)
              throws IllegalAccessException {
          setVariableValueToObject(mojo, "projects", projects);
          setVariableValueToObject(
                  mojo, "output", new File(getBasedir(), "target/test-classes/unit/active-profiles/" + output));
      }
 
     private String readFile(String path) throws IOException {
         try (FileInputStream fis =
                 new FileInputStream(new File(getBasedir(), "target/test-classes/unit/active-profiles/" + path))) {
             return IOUtil.toString(fis);
         }
     }
 }