src/Lucene.Net.TestFramework/Util/TestRuleStoreClassName.cs

#if TESTFRAMEWORK
// LUCENENET NOTE: This is incomplete
using System;

namespace Lucene.Net.Util
{

    /*
     * 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.
     */

    /*using TestRule = org.junit.rules.TestRule;
    using Description = org.junit.runner.Description;
    using Statement = org.junit.runners.model.Statement;*/

    /// <summary>
    /// Stores the suite name so you can retrieve it
    /// from <seealso cref="#getTestClass()"/>
    /// </summary>
    public class TestRuleStoreClassName : TestRule
    {
      private volatile Description Description;

      public override Statement Apply(Statement s, Description d)
      {
        if (!d.Suite)
        {
          throw new ArgumentException("this is a @ClassRule (applies to suites only).");
        }

        return new StatementAnonymousClass(this, s, d);
      }

      private class StatementAnonymousClass : Statement
      {
          private readonly TestRuleStoreClassName OuterInstance;

          private Statement s;
          private Description d;

          public StatementAnonymousClass(TestRuleStoreClassName outerInstance, Statement s, Description d)
          {
              this.OuterInstance = outerInstance;
              this.s = s;
              this.d = d;
          }

          public override void Evaluate()
          {
            try
            {
              OuterInstance.Description = d;
              s.evaluate();
            }
            finally
            {
              OuterInstance.Description = null;
            }
          }
      }

      /// <summary>
      /// Returns the test class currently executing in this rule.
      /// </summary>
      public virtual Type TestClass
      {
          get
          {
            Description localDescription = Description;
            if (localDescription == null)
            {
              throw new Exception("The rule is not currently executing.");
            }
            return localDescription.TestClass;
          }
      }
    }

}
#endif