package org.apache.maven.surefire.common.junit48;
   
   /*
    * 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.shared.utils.io.SelectorUtils;
  import org.junit.runner.Description;
  import org.junit.runner.manipulation.Filter;
  
  import java.util.Map;
  import java.util.Set;
  
  /**
   * Only run test methods in the given input map, indexed by test class
   */
  final class FailingMethodFilter
      extends Filter
  {
      // Map from Class -> List of method names. Are the method names hashed to include the signature?
      private final Map<Class<?>, Set<String>> failingClassMethodPatterns;
  
      public FailingMethodFilter( Map<Class<?>, Set<String>> failingClassMethodPatterns )
      {
          this.failingClassMethodPatterns = failingClassMethodPatterns;
      }
  
      @Override
      public boolean shouldRun( Description description )
      {
          return isDescriptionMatch( description );
      }
  
      private boolean isDescriptionMatch( Description description )
      {
          if ( description.getTestClass() == null || description.getMethodName() == null )
          {
              for ( Description childrenDescription : description.getChildren() )
              {
                  if ( isDescriptionMatch( childrenDescription ) )
                  {
                      return true;
                  }
              }
              return false;
          }
  
          Set<String> testMethodPatterns = failingClassMethodPatterns.get( description.getTestClass() );
          String testMethod = description.getMethodName();
          return testMethodPatterns != null && matchMethod( testMethodPatterns, testMethod );
      }
  
      private static boolean matchMethod( Set<String> patterns, String methodName )
      {
          for ( String pattern : patterns )
          {
              if ( SelectorUtils.match( pattern, methodName ) )
              {
                  return true;
              }
          }
          return false;
      }
  
      @Override
      public String describe()
      {
          return "By failing class method";
      }
  }