package org.apache.maven.shared.utils.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.util.Arrays;
  import java.util.HashMap;
  import java.util.Locale;
  import java.util.Map;
  import java.util.Properties;
  import org.apache.maven.shared.utils.Os;
  
  import junit.framework.TestCase;
  
  public class CommandLineUtilsTest
      extends TestCase
  {
  
      /**
       * Tests that case-insensitive environment variables are normalized to upper case.
       */
      public void testGetSystemEnvVarsCaseInsensitive()
      {
          Properties vars = CommandLineUtils.getSystemEnvVars( false );
          for ( Object o : vars.keySet() )
          {
              String variable = (String) o;
              assertEquals( variable.toUpperCase( Locale.ENGLISH ), variable );
          }
      }
  
      public void testEnsureCaseSensitivity()
          throws Exception
      {
          Map<String, String> data = new HashMap<String, String>();
          data.put( "abz", "cool" );
          assertTrue( CommandLineUtils.ensureCaseSensitivity( data, false ).containsKey( "ABZ" ) );
          assertTrue( CommandLineUtils.ensureCaseSensitivity( data, true ).containsKey( "abz" ) );
      }
  
      /**
       * Tests that environment variables on Windows are normalized to upper case. Does nothing on Unix platforms.
       */
      public void testGetSystemEnvVarsWindows()
          throws Exception
      {
          if ( !Os.isFamily( Os.FAMILY_WINDOWS ) )
          {
              return;
          }
          Properties vars = CommandLineUtils.getSystemEnvVars();
          for ( Object o : vars.keySet() )
          {
              String variable = (String) o;
              assertEquals( variable.toUpperCase( Locale.ENGLISH ), variable );
          }
      }
  
      /**
       * Tests the splitting of a command line into distinct arguments.
       */
      public void testTranslateCommandline()
          throws Exception
      {
          assertCmdLineArgs( new String[] {}, null );
          assertCmdLineArgs( new String[] {}, "" );
  
          assertCmdLineArgs( new String[] { "foo", "bar" }, "foo bar" );
          assertCmdLineArgs( new String[] { "foo", "bar" }, "   foo   bar   " );
  
          assertCmdLineArgs( new String[] { "foo", " double quotes ", "bar" }, "foo \" double quotes \" bar" );
          assertCmdLineArgs( new String[] { "foo", " single quotes ", "bar" }, "foo ' single quotes ' bar" );
  
          assertCmdLineArgs( new String[] { "foo", " \" ", "bar" }, "foo ' \" ' bar" );
          assertCmdLineArgs( new String[] { "foo", " ' ", "bar" }, "foo \" ' \" bar" );
      }
  
      private void assertCmdLineArgs( String[] expected, String cmdLine )
          throws Exception
      {
          String[] actual = CommandLineUtils.translateCommandline( cmdLine );
          assertNotNull( actual );
          assertEquals( expected.length, actual.length );
         assertEquals( Arrays.asList( expected ), Arrays.asList( actual ) );
     }
 
 }