/*
    * 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.pmd;
  
  import java.io.File;
  
  import org.apache.maven.plugin.MojoFailureException;
  
  /**
   * @author <a href="mailto:oching@apache.org">Maria Odea Ching</a>
   * @version $Id$
   */
  public class PmdViolationCheckMojoTest extends AbstractPmdReportTestCase {
  
      public void testDefaultConfiguration() throws Exception {
          generateReport("pmd", "default-configuration/default-configuration-plugin-config.xml");
  
          // clear the output from previous pmd:pmd execution
          CapturingPrintStream.init(true);
  
          try {
              final File testPom = new File(
                      getBasedir(),
                      "src/test/resources/unit/default-configuration/pmd-check-default-configuration-plugin-config.xml");
              final PmdViolationCheckMojo mojo = (PmdViolationCheckMojo) lookupMojo("check", testPom);
              mojo.execute();
  
              fail("MojoFailureException should be thrown.");
          } catch (final Exception e) {
              // the version should be logged
              String output = CapturingPrintStream.getOutput();
              assertTrue(output.contains("PMD version: " + AbstractPmdReport.getPmdVersion()));
  
              assertTrue(e.getMessage().startsWith("You have 8 PMD violations."));
          }
      }
  
      public void testNotFailOnViolation() throws Exception {
          generateReport("pmd", "default-configuration/default-configuration-plugin-config.xml");
  
          File testPom = new File(
                  getBasedir(),
                  "src/test/resources/unit/default-configuration/pmd-check-notfailonviolation-plugin-config.xml");
          final PmdViolationCheckMojo pmdViolationMojo = (PmdViolationCheckMojo) lookupMojo("check", testPom);
          pmdViolationMojo.execute();
  
          assertTrue(true);
      }
  
      public void testMaxAllowedViolations() throws Exception {
          generateReport("pmd", "default-configuration/default-configuration-plugin-config.xml");
  
          File testPom = new File(
                  getBasedir(),
                  "src/test/resources/unit/default-configuration/pmd-check-notfailmaxviolation-plugin-config.xml");
          final PmdViolationCheckMojo pmdViolationMojo = (PmdViolationCheckMojo) lookupMojo("check", testPom);
          pmdViolationMojo.execute();
  
          testPom = new File(
                  getBasedir(),
                  "src/test/resources/unit/default-configuration/pmd-check-failmaxviolation-plugin-config.xml");
          final PmdViolationCheckMojo pmdViolationMojoFail = (PmdViolationCheckMojo) lookupMojo("check", testPom);
  
          try {
              pmdViolationMojoFail.execute();
              fail("Exception Expected");
          } catch (final MojoFailureException e) {
              String message = e.getMessage();
              if (message.contains("You have 5 PMD violations and 3 warnings.")) {
                  System.out.println("Caught expected message: " + e.getMessage()); // expected
              } else {
                  throw new AssertionError(
                          "Expected: '" + message + "' to contain 'You have 5 PMD violations and 3 warnings.'");
              }
          }
      }
  
      public void testFailurePriority() throws Exception {
          generateReport("pmd", "default-configuration/default-configuration-plugin-config.xml");
  
          File testPom = new File(
                  getBasedir(),
                  "src/test/resources/unit/default-configuration/pmd-check-failonpriority-plugin-config.xml");
         PmdViolationCheckMojo pmdViolationMojo = (PmdViolationCheckMojo) lookupMojo("check", testPom);
         pmdViolationMojo.execute();
 
         testPom = new File(
                 getBasedir(),
                 "src/test/resources/unit/default-configuration/pmd-check-failandwarnonpriority-plugin-config.xml");
         pmdViolationMojo = (PmdViolationCheckMojo) lookupMojo("check", testPom);
         try {
             pmdViolationMojo.execute();
             fail("Exception Expected");
         } catch (final MojoFailureException e) {
             String message = e.getMessage();
             if (message.contains("You have 5 PMD violations and 3 warnings.")) {
                 System.out.println("Caught expected message: " + e.getMessage()); // expected
             } else {
                 throw new AssertionError(
                         "Expected: '" + message + "' to contain 'You have 5 PMD violations and 3 warnings.'");
             }
         }
     }
 
     public void testException() throws Exception {
         try {
             final File testPom = new File(
                     getBasedir(),
                     "src/test/resources/unit/custom-configuration/pmd-check-exception-test-plugin-config.xml");
             final PmdViolationCheckMojo mojo = (PmdViolationCheckMojo) lookupMojo("check", testPom);
             mojo.execute();
 
             fail("MojoFailureException should be thrown.");
         } catch (final Exception e) {
             assertTrue(true);
         }
     }
 
     public void testViolationExclusion() throws Exception {
         generateReport("pmd", "default-configuration/default-configuration-plugin-config.xml");
 
         File testPom = new File(
                 getBasedir(),
                 "src/test/resources/unit/default-configuration/pmd-check-pmd-exclusions-configuration-plugin-config.xml");
         final PmdViolationCheckMojo pmdViolationMojo = (PmdViolationCheckMojo) lookupMojo("check", testPom);
 
         // this call shouldn't throw an exception, as the classes with violations have been excluded
         pmdViolationMojo.execute();
     }
 }