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ActiveMethodTest.cpp

//
// ActiveMethodTest.cpp
//
// $Id: //poco/1.2/Foundation/testsuite/src/ActiveMethodTest.cpp#1 $
//
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
// 
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//


#include "ActiveMethodTest.h"
#include "CppUnit/TestCaller.h"
#include "CppUnit/TestSuite.h"
#include "Poco/ActiveMethod.h"
#include "Poco/Thread.h"
#include "Poco/Event.h"
#include "Poco/Exception.h"


using Poco::ActiveMethod;
using Poco::ActiveResult;
using Poco::Thread;
using Poco::Event;
using Poco::Exception;


namespace
{
      class ActiveObject
      {
      public:
            ActiveObject():
                  testMethod(this, &ActiveObject::testMethodImpl)
            {
            }
            
            ~ActiveObject()
            {
            }
            
            ActiveMethod<int, int, ActiveObject> testMethod;
            
            void cont()
            {
                  _continue.set();
            }
            
      protected:
            int testMethodImpl(const int& n)
            {     
                  if (n == 100) throw Exception("n == 100");
                  _continue.wait();
                  return n;
            }
            
      private:
            Event _continue;
      };
}


ActiveMethodTest::ActiveMethodTest(const std::string& name): CppUnit::TestCase(name)
{
}


ActiveMethodTest::~ActiveMethodTest()
{
}


void ActiveMethodTest::testWait()
{
      ActiveObject activeObj;
      ActiveResult<int> result = activeObj.testMethod(123);
      assert (!result.available());
      activeObj.cont();
      result.wait();
      assert (result.available());
      assert (result.data() == 123);
      assert (!result.failed());
}


void ActiveMethodTest::testWaitInterval()
{
      ActiveObject activeObj;
      ActiveResult<int> result = activeObj.testMethod(123);
      assert (!result.available());
      try
      {
            result.wait(100);
            fail("wait must fail");
      }
      catch (Exception&)
      {
      }
      activeObj.cont();
      result.wait(10000);
      assert (result.available());
      assert (result.data() == 123);
      assert (!result.failed());
}


void ActiveMethodTest::testTryWait()
{
      ActiveObject activeObj;
      ActiveResult<int> result = activeObj.testMethod(123);
      assert (!result.available());
      assert (!result.tryWait(200));
      activeObj.cont();
      assert (result.tryWait(10000));
      assert (result.available());
      assert (result.data() == 123);
      assert (!result.failed());
}


void ActiveMethodTest::testFailure()
{
      ActiveObject activeObj;
      ActiveResult<int> result = activeObj.testMethod(100);
      result.wait();
      assert (result.available());
      assert (result.failed());
      std::string msg = result.error();
      assert (msg == "n == 100");
}


void ActiveMethodTest::setUp()
{
}


void ActiveMethodTest::tearDown()
{
}


CppUnit::Test* ActiveMethodTest::suite()
{
      CppUnit::TestSuite* pSuite = new CppUnit::TestSuite("ActiveMethodTest");

      CppUnit_addTest(pSuite, ActiveMethodTest, testWait);
      CppUnit_addTest(pSuite, ActiveMethodTest, testWaitInterval);
      CppUnit_addTest(pSuite, ActiveMethodTest, testTryWait);
      CppUnit_addTest(pSuite, ActiveMethodTest, testFailure);

      return pSuite;
}

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