package org.apache.maven.plugins.enforcer;
   
   /*
    * 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.
   */
  
  import static org.mockito.Mockito.*;
  
  import junit.framework.TestCase;
  
  import org.apache.maven.enforcer.rule.api.EnforcerRuleException;
  import org.apache.maven.enforcer.rule.api.EnforcerRuleHelper;
  import org.codehaus.plexus.component.configurator.expression.ExpressionEvaluationException;
  import org.codehaus.plexus.component.configurator.expression.ExpressionEvaluator;
  
  /**
   * The Class TestEvaluateBeanshell.
   *
   * @author hugonnem
   */
  public class TestEvaluateBeanshell
      extends TestCase
  {
      private MockProject project;
  
      public void setUp()
      {
          project = new MockProject();
          project.setProperty( "env", "\"This is a test.\"" );
      }
  
      /**
       * Test rule.
       */
      public void testRulePass()
          throws EnforcerRuleException, ExpressionEvaluationException
      {
          EvaluateBeanshell rule = new EvaluateBeanshell();
          // this property should not be set
          rule.condition = "${env} == \"This is a test.\"";
          rule.message = "We have a variable : ${env}";
  
          EnforcerRuleHelper helper = EnforcerTestUtils.getHelper( project );
          rule.execute( helper );
      }
  
      public void testRuleFail()
          throws EnforcerRuleException, ExpressionEvaluationException
      {
          EvaluateBeanshell rule = new EvaluateBeanshell();
          // this property should be set by the surefire
          // plugin
          rule.condition = "${env} == null";
          rule.message = "We have a variable : ${env}";
  
          try
          {
              EnforcerRuleHelper helper = EnforcerTestUtils.getHelper( project );
              rule.execute( helper );
              fail( "Expected an exception." );
          }
          catch ( EnforcerRuleException e )
          {
              assertEquals( e.getLocalizedMessage(), rule.message );
          }
      }
  
      public void testRuleFailNoMessage()
          throws EnforcerRuleException, ExpressionEvaluationException
      {
          EvaluateBeanshell rule = new EvaluateBeanshell();
          // this property should be set by the surefire
          // plugin
          rule.condition = "${env} == null";
          try
          {
              EnforcerRuleHelper helper = EnforcerTestUtils.getHelper( project );
              rule.execute( helper );
              fail( "Expected an exception." );
          }
          catch ( EnforcerRuleException e )
          {
              assertEquals( e.getLocalizedMessage(), rule.message );
              assertTrue( e.getLocalizedMessage().length() > 0 );
         }
     }
 
     public void testRuleInvalidExpression()
         throws EnforcerRuleException, ExpressionEvaluationException
     {
         EvaluateBeanshell rule = new EvaluateBeanshell();
         rule.condition = "${env} == null";
         rule.message = "We have a variable : ${env}";
 
         ExpressionEvaluator eval = mock( ExpressionEvaluator.class );
         when( eval.evaluate( rule.condition ) ).thenThrow( new ExpressionEvaluationException( "expected error" ) );
         try
         {
             EnforcerRuleHelper helper = EnforcerTestUtils.getHelper( project, eval );
             rule.execute( helper );
             fail( "Expected an exception." );
         }
         catch ( EnforcerRuleException e )
         {
             assertFalse( e.getLocalizedMessage().equals( rule.message ) );
         }
         verify( eval );
     }
 
     public void testRuleInvalidBeanshell()
         throws EnforcerRuleException, ExpressionEvaluationException
     {
         EvaluateBeanshell rule = new EvaluateBeanshell();
         rule.condition = "this is not valid beanshell";
         rule.message = "We have a variable : ${env}";
         try
         {
             EnforcerRuleHelper helper = EnforcerTestUtils.getHelper( project );
             rule.execute( helper );
             fail( "Expected an exception." );
         }
         catch ( EnforcerRuleException e )
         {
             assertFalse( e.getLocalizedMessage().equals( rule.message ) );
         }
     }
 }