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JMockit is a Java toolkit for developer (unit/integration) testing. It contains mocking APIs and other tools, supporting both JUnit and TestNG. The mocking APIs allow all kinds of Java code, without testability restrictions, to be tested in isolation from selected dependencies.

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/*
 * Copyright (c) 2006-2011 Rogério Liesenfeld
 * This file is subject to the terms of the MIT license (see LICENSE.txt).
 */
package mockit.internal.state;

import java.util.*;

import mockit.internal.util.*;

/**
 * Holds a list of instances of mock classes (either regular classes provided by client code, or
 * startup mock classes provided internally by JMockit or by external jars).
 * 

 * This is needed to allow each redefined real method to call the corresponding mock method on the
 * single global instance for the mock class.
 */
public final class MockInstances
{
   private final List mocks = new ArrayList();
   private final Map mockedInstancesToMocks = new HashMap();

   public boolean containsInstance(Object mock)
   {
      return mocks.contains(mock);
   }

   public int getInstanceCount()
   {
      return mocks.size();
   }

   public Object getMock(int index)
   {
      return mocks.get(index);
   }

   public Object getMock(Class mockClass, Object mockedInstance)
   {
      Object mock = mockedInstancesToMocks.get(mockedInstance);

      if (mock == null) {
         mock = Utilities.newInstance(mockClass);
         mockedInstancesToMocks.put(mockedInstance, mock);
      }

      return mock;
   }

   public int addMock(Object mock)
   {
      mocks.add(mock);
      return mocks.size() - 1;
   }

   void removeInstances(int fromIndex)
   {
      for (int i = mocks.size() - 1; i >= fromIndex; i--) {
         mocks.remove(i);
      }
   }

   public void discardInstances()
   {
      mocks.clear();
   }
}
    

    

    

            

    

            



    
    






    
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