/*
 * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
 * The software in this package is published under the terms of the CPAL v1.0
 * license, a copy of which has been included with this distribution in the
 * LICENSE.txt file.
 */
package org.mule.runtime.core.api.model.resolvers;

import static org.junit.Assert.assertEquals;
import static org.mockito.Mockito.mock;
import org.mule.runtime.core.api.Event;
import org.mule.runtime.core.api.MuleEventContext;
import org.mule.runtime.core.api.model.InvocationResult;
import org.mule.tck.junit4.AbstractMuleTestCase;

import java.lang.reflect.Method;

import junit.framework.AssertionFailedError;
import org.junit.Test;

public class EntryPointResolverMethodCacheTestCase extends AbstractMuleTestCase {

  private static final String METHOD = "aMethod";

  @Test
  public void testMethodCaching() throws Exception {
    Method method = this.getClass().getMethod(METHOD, new Class[] {String.class});
    Method anotherMethod = AnotherClass.class.getMethod(METHOD, new Class[] {String.class});

    MuleEventContext eventContext = mock(MuleEventContext.class);
    MockEntryPointResolver epResolver = new MockEntryPointResolver();

    epResolver.addMethodByName(this, method, eventContext);
    Method method1 = epResolver.getMethodByName(this, METHOD, eventContext);
    assertEquals(method, method1);
    assertEquals(this.getClass(), method1.getDeclaringClass());

    AnotherClass anotherObject = new AnotherClass();
    epResolver.addMethodByName(anotherObject, anotherMethod, eventContext);
    Method anotherMethod1 = epResolver.getMethodByName(anotherObject, METHOD, eventContext);
    assertEquals(anotherMethod, anotherMethod1);
    assertEquals(AnotherClass.class, anotherMethod.getDeclaringClass());

  }

  public void aMethod(String payload) {
    // this method exists only for being cached in the test
  }

  private static class MockEntryPointResolver extends AbstractEntryPointResolver {

    public InvocationResult invoke(Object component, MuleEventContext context, Event.Builder eventBuilder) throws Exception {
      throw new AssertionFailedError("do not invoke this method");
    }
  }

  private static class AnotherClass {

    public void aMethod(String payload) {
      // this method exists only for being cached in the test
    }
  }

}