/*
    * 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.api.plugin.testing;
  
  import java.nio.file.Path;
  import java.nio.file.Paths;
  import java.util.Properties;
  
  import org.apache.maven.api.Project;
  import org.apache.maven.api.Session;
  import org.apache.maven.api.di.Named;
  import org.apache.maven.api.di.Provides;
  import org.apache.maven.api.plugin.MojoException;
  import org.apache.maven.api.plugin.annotations.Mojo;
  import org.apache.maven.api.plugin.testing.stubs.ProjectStub;
  import org.apache.maven.api.plugin.testing.stubs.SessionMock;
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  import static org.mockito.Mockito.doAnswer;
  import static org.mockito.Mockito.doReturn;
  
  /**
   * @author Edwin Punzalan
   */
  @MojoTest
  public class ExpressionEvaluatorTest {
  
      private static final String LOCAL_REPO = "target/local-repo/";
      private static final String GROUP_ID = "test";
      private static final String ARTIFACT_ID = "test-plugin";
      private static final String COORDINATES = GROUP_ID + ":" + ARTIFACT_ID + ":0.0.1-SNAPSHOT:goal";
      private static final String CONFIG = "<project>\n"
              + "    <build>\n"
              + "        <plugins>\n"
              + "            <plugin>\n"
              + "                <groupId>" + GROUP_ID + "</groupId>\n"
              + "                <artifactId>" + ARTIFACT_ID + "</artifactId>\n"
              + "                <configuration>\n"
              + "                    <basedir>${project.basedir}</basedir>\n"
              + "                    <workdir>${project.basedir}/workDirectory</workdir>\n"
              + "                </configuration>\n"
              + "            </plugin>\n"
              + "        </plugins>\n"
              + "    </build>\n"
              + "</project>\n";
  
      @Test
      @InjectMojo(goal = COORDINATES, pom = CONFIG)
      public void testInjection(ExpressionEvaluatorMojo mojo) {
          assertNotNull(mojo.basedir);
          assertNotNull(mojo.workdir);
          assertDoesNotThrow(mojo::execute);
      }
  
      @Test
      @InjectMojo(goal = COORDINATES, pom = CONFIG)
      @Basedir("${basedir}/target/test-classes")
      @MojoParameter(name = "param", value = "paramValue")
      public void testParam(ExpressionEvaluatorMojo mojo) {
          assertNotNull(mojo.basedir);
          assertNotNull(mojo.workdir);
          assertEquals("paramValue", mojo.param);
          assertDoesNotThrow(mojo::execute);
      }
  
      @Test
      @InjectMojo(goal = COORDINATES, pom = CONFIG)
      @MojoParameter(name = "param", value = "paramValue")
      @MojoParameter(name = "param2", value = "param2Value")
      public void testParams(ExpressionEvaluatorMojo mojo) {
          assertNotNull(mojo.basedir);
          assertNotNull(mojo.workdir);
          assertEquals("paramValue", mojo.param);
          assertEquals("param2Value", mojo.param2);
          assertDoesNotThrow(mojo::execute);
      }
  
      @Mojo(name = "goal")
      @Named("test:test-plugin:0.0.1-SNAPSHOT:goal") // this one is usually generated by maven-plugin-plugin
      public static class ExpressionEvaluatorMojo implements org.apache.maven.api.plugin.Mojo {
         private Path basedir;
 
         private Path workdir;
 
         private String param;
 
         private String param2;
 
         /** {@inheritDoc} */
         @Override
         public void execute() throws MojoException {
             if (basedir == null) {
                 throw new MojoException("basedir was not injected.");
             }
 
             if (workdir == null) {
                 throw new MojoException("workdir was not injected.");
             } else if (!workdir.startsWith(basedir)) {
                 throw new MojoException("workdir does not start with basedir.");
             }
         }
     }
 
     @Provides
     @SuppressWarnings("unused")
     Session session() {
         Session session = SessionMock.getMockSession(LOCAL_REPO);
         doReturn(new Properties()).when(session).getSystemProperties();
         doReturn(new Properties()).when(session).getUserProperties();
         doAnswer(iom -> Paths.get(MojoExtension.getBasedir())).when(session).getRootDirectory();
         return session;
     }
 
     @Provides
     Project project() {
         ProjectStub project = new ProjectStub();
         project.setBasedir(Paths.get(MojoExtension.getBasedir()));
         return project;
     }
 }