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.assertj.core.api.Assertions.assertThat;
  
  import org.apache.commons.lang3.SystemUtils;
  import org.apache.maven.enforcer.rule.api.EnforcerRuleException;
  import org.apache.maven.enforcer.rule.api.EnforcerRuleHelper;
  import org.junit.Ignore;
  import org.junit.Test;
  
  /**
   * The Class TestRequireJavaVersion.
   *
   * @author <a href="mailto:brianf@apache.org">Brian Fox</a>
   */
  public class TestRequireJavaVersion
  {
  
      /**
       * Test fix jdk version.
       */
      @Test
      public void testFixJDKVersion()
      {
          // test that we only take the first 3 versions for
          // comparison
          assertThat( RequireJavaVersion.normalizeJDKVersion( "1.5.0_11" ) ).isEqualTo( "1.5.0-11" );
          assertThat( RequireJavaVersion.normalizeJDKVersion( "1.5.1" ) ).isEqualTo( "1.5.1" );
          assertThat( RequireJavaVersion.normalizeJDKVersion( "1.5.2-1.b11" ) ).isEqualTo( "1.5.2-1" );
          assertThat( RequireJavaVersion.normalizeJDKVersion( "1.5.3_11" ) ).isEqualTo( "1.5.3-11" );
          assertThat( RequireJavaVersion.normalizeJDKVersion( "1.5.4.5_11" ) ).isEqualTo( "1.5.4-5" );
          assertThat( RequireJavaVersion.normalizeJDKVersion( "1.5.5.6_11.2" ) ).isEqualTo( "1.5.5-6" );
  
          // test for non-standard versions
          assertThat( RequireJavaVersion.normalizeJDKVersion( "1-5-0-11" ) ).isEqualTo( "1.5.0-11" );
          assertThat( RequireJavaVersion.normalizeJDKVersion( "1-_5-_0-_11" ) ).isEqualTo( "1.5.0-11" );
          assertThat( RequireJavaVersion.normalizeJDKVersion( "1_5_0_11" ) ).isEqualTo( "1.5.0-11" );
          assertThat( RequireJavaVersion.normalizeJDKVersion( "1.5.0-07" ) ).isEqualTo( "1.5.0-7" );
          assertThat( RequireJavaVersion.normalizeJDKVersion( "1.5.0-b7" ) ).isEqualTo( "1.5.0-7" );
          assertThat( RequireJavaVersion.normalizeJDKVersion( "1.5.0-;7" ) ).isEqualTo( "1.5.0-7" );
          assertThat( RequireJavaVersion.normalizeJDKVersion( "1.6.0-dp" ) ).isEqualTo( "1.6.0" );
          assertThat( RequireJavaVersion.normalizeJDKVersion( "1.6.0-dp2" ) ).isEqualTo( "1.6.0-2" );
          assertThat( RequireJavaVersion.normalizeJDKVersion( "1.8.0_73" ) ).isEqualTo( "1.8.0-73" );
          assertThat( RequireJavaVersion.normalizeJDKVersion( "9" ) ).isEqualTo( "9" );
  
      }
  
      /**
       * Test rule.
       *
       * @throws EnforcerRuleException the enforcer rule exception
       */
      @Test
      public void settingsTheJavaVersionAsNormalizedVersionShouldNotFail()
          throws EnforcerRuleException
      {
          String normalizedJDKVersion = RequireJavaVersion.normalizeJDKVersion( SystemUtils.JAVA_VERSION );
  
          RequireJavaVersion rule = new RequireJavaVersion();
          rule.setVersion( normalizedJDKVersion );
  
          EnforcerRuleHelper helper = EnforcerTestUtils.getHelper();
  
          // test the singular version
          rule.execute( helper );
          // intentionally no assertThat(...) because we don't expect and exception.
      }
  
      @Test( expected = EnforcerRuleException.class )
      public void excludingTheCurrentJavaVersionViaRangeThisShouldFailWithException()
          throws EnforcerRuleException
      {
          String thisVersion = RequireJavaVersion.normalizeJDKVersion( SystemUtils.JAVA_VERSION );
  
          RequireJavaVersion rule = new RequireJavaVersion();
          // exclude this version
          rule.setVersion( "(" + thisVersion );
  
          EnforcerRuleHelper helper = EnforcerTestUtils.getHelper();
          rule.execute( helper );
         // intentionally no assertThat(...) because we expect and exception.
     }
 
     @Test
     @Ignore
     // TODO: Think about the intention of this test? What should it prove?
     public void thisShouldNotCrash()
         throws EnforcerRuleException
     {
         RequireJavaVersion rule = new RequireJavaVersion();
         rule.setVersion( SystemUtils.JAVA_VERSION );
 
         EnforcerRuleHelper helper = EnforcerTestUtils.getHelper();
         rule.execute( helper );
         // intentionally no assertThat(...) because we don't expect and exception.
     }
 
     /**
      * Test id.
      */
     @Test
     public void testId()
     {
         RequireJavaVersion rule = new RequireJavaVersion();
         assertThat( rule.getCacheId() ).isEqualTo( "0" );
     }
 }