package org.apache.maven.cli;
   
   /*
    * 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 java.io.File;
  
  import junit.framework.TestCase;
  
  import org.apache.commons.cli.ParseException;
  
  public class MavenCliTest
      extends TestCase
  {
      private MavenCli cli;
  
      private String origBasedir;
  
      protected void setUp()
      {
          cli = new MavenCli();
          origBasedir = System.getProperty( MavenCli.MULTIMODULE_PROJECT_DIRECTORY );
      }
  
      @Override
      protected void tearDown()
          throws Exception
      {
          if ( origBasedir != null )
          {
              System.setProperty( MavenCli.MULTIMODULE_PROJECT_DIRECTORY, origBasedir );
          }
          else
          {
              System.getProperties().remove( MavenCli.MULTIMODULE_PROJECT_DIRECTORY );
          }
          super.tearDown();
      }
  
      public void testCalculateDegreeOfConcurrencyWithCoreMultiplier()
      {
          int cores = Runtime.getRuntime().availableProcessors();
          // -T2.2C
          assertEquals( (int) ( cores * 2.2 ), cli.calculateDegreeOfConcurrencyWithCoreMultiplier( "C2.2" ) );
          // -TC2.2
          assertEquals( (int) ( cores * 2.2 ), cli.calculateDegreeOfConcurrencyWithCoreMultiplier( "2.2C" ) );
  
          try
          {
              cli.calculateDegreeOfConcurrencyWithCoreMultiplier( "CXXX" );
              fail( "Should have failed with a NumberFormatException" );
          }
          catch ( NumberFormatException e )
          {
              // carry on
          }
      }
  
      public void testMavenConfig()
          throws Exception
      {
          System.setProperty( MavenCli.MULTIMODULE_PROJECT_DIRECTORY, new File( "src/test/projects/config" ).getCanonicalPath() );
          CliRequest request = new CliRequest( new String[0], null );
  
          // read .mvn/maven.config
          cli.initialize( request );
          cli.cli( request );
          assertEquals( "multithreaded", request.commandLine.getOptionValue( "builder" ) );
          assertEquals( "8", request.commandLine.getOptionValue( "threads" ) );
  
          // override from command line
          request = new CliRequest( new String[] { "--builder", "foobar" }, null );
          cli.cli( request );
          assertEquals( "foobar", request.commandLine.getOptionValue( "builder" ) );
      }
  
      public void testMavenConfigInvalid()
          throws Exception
      {
          System.setProperty( MavenCli.MULTIMODULE_PROJECT_DIRECTORY, new File( "src/test/projects/config-illegal" ).getCanonicalPath() );
          CliRequest request = new CliRequest( new String[0], null );
  
          cli.initialize( request );
         try
         {
             cli.cli( request );
             fail();
         }
         catch ( ParseException expected )
         {
 
         }
     }
 }