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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) 2006-2013 Rogério Liesenfeld
 * This file is subject to the terms of the MIT license (see LICENSE.txt).
 */
package mockit.internal.mockups;

import java.lang.reflect.*;

import mockit.internal.*;
import mockit.internal.state.*;

public final class MockupBridge extends MockingBridge
{
   public static final MockingBridge MB = new MockupBridge();

   private MockupBridge() { super(MockupBridge.class); }

   public Object invoke(Object mocked, Method method, Object[] args) throws Throwable
   {
      boolean enteringMethod = (Boolean) args[0];
      String mockClassDesc = (String) args[1];

      if (notToBeMocked(mocked, mockClassDesc)) {
         return enteringMethod ? false : Void.class;
      }

      int mockStateIndex = (Integer) args[2];

      if (enteringMethod) {
         return TestRun.updateMockState(mockClassDesc, mockStateIndex);
      }
      else {
         TestRun.exitReentrantMock(mockClassDesc, mockStateIndex);
         return null;
      }
   }
}