package org.apache.maven.surefire.its;
   
   /*
    * 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 org.apache.maven.it.VerificationException;
  import org.apache.maven.it.Verifier;
  import org.apache.maven.it.util.ResourceExtractor;
  import org.apache.maven.surefire.its.misc.HelperAssertions;
  
  import java.io.File;
  import java.io.IOException;
  import java.util.Calendar;
  import java.util.List;
  
  /**
   * Verifies the runOrder setting and its effect
   * 
   * @author Kristian Rosenvold
   */
  public class RunOrderIT
      extends AbstractSurefireIntegrationTestClass
  {
      private static final String[] TESTS_IN_ALPHABETICAL_ORDER = { "TA", "TB", "TC" };
  
      private static final String[] TESTS_IN_REVERSE_ALPHABETICAL_ORDER = { "TC", "TB", "TA" };
  
      // testing random is left as an exercise to the reader. Patches welcome
  
      private File testDir;
  
      private Verifier verifier;
  
      public void setUp()
          throws IOException, VerificationException
      {
          testDir = ResourceExtractor.simpleExtractResources( getClass(), "/runOrder" );
          verifier = new Verifier( testDir.getAbsolutePath() );
      }
  
      public void tearDown()
          throws Exception
      {
          verifier.resetStreams();
      }
  
      public void testAlphabetical()
          throws Exception
      {
          executeWithRunOrder( "alphabetical" );
          assertTestnamesAppearInSpecificOrder( TESTS_IN_ALPHABETICAL_ORDER );
      }
  
      public void testReverseAlphabetical()
          throws Exception
      {
          executeWithRunOrder( "reversealphabetical" );
          assertTestnamesAppearInSpecificOrder( TESTS_IN_REVERSE_ALPHABETICAL_ORDER );
      }
  
      public void testHourly()
          throws Exception
      {
          int startHour = Calendar.getInstance().get( Calendar.HOUR_OF_DAY );
          executeWithRunOrder( "hourly" );
          int endHour = Calendar.getInstance().get( Calendar.HOUR_OF_DAY );
          if ( startHour != endHour )
          {
              return; // Race condition, cannot test when hour changed mid-run
          }
  
          String[] testnames =
              ( ( startHour % 2 ) == 0 ) ? TESTS_IN_ALPHABETICAL_ORDER : TESTS_IN_REVERSE_ALPHABETICAL_ORDER;
          assertTestnamesAppearInSpecificOrder( testnames );
      }
  
      public void testNonExistingRunOrder()
          throws Exception
      {
          try
          {
              executeTestsWithRunOrder( "nonExistingRunOrder" );
          }
         catch ( VerificationException e )
         {
         }
         verifier.verifyTextInLog( "There's no RunOrder with the name nonExistingRunOrder." );
     }
 
     private void executeWithRunOrder( String runOrder )
         throws IOException, VerificationException
     {
         executeTestsWithRunOrder( runOrder );
         verifier.verifyErrorFreeLog();
         HelperAssertions.assertTestSuiteResults( 3, 0, 0, 0, testDir );
     }
 
     private void executeTestsWithRunOrder( String runOrder )
         throws VerificationException
     {
         List<String> goals = getInitialGoals();
         goals.add( "-DrunOrder=" + runOrder );
         goals.add( "test" );
         executeGoals( verifier, goals );
     }
 
     private void assertTestnamesAppearInSpecificOrder( String[] testnames )
         throws VerificationException
     {
         if ( !testnamesAppearInSpecificOrder( testnames ) )
         {
             throw new VerificationException( "Response does not contain expected item" );
         }
     }
 
     private boolean testnamesAppearInSpecificOrder( String[] testnames ) throws VerificationException
     {
         int i = 0;
         for ( String line : getLog() )
         {
             if ( line.startsWith( testnames[i] ) )
             {
                 if ( i == testnames.length - 1 )
                 {
                     return true;
                 }
                 ++i;
             }
         }
         return false;
     }
 
     private List<String> getLog()
         throws VerificationException
     {
         return verifier.loadFile( verifier.getBasedir(), verifier.getLogFileName(), false );
     }
 }