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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#include <cppunit/extensions/HelperMacros.h>
#include <cppunit/plugin/TestPlugIn.h>
#include <systools/win32/retry_if_failed.hxx>
namespace test_systools
{
class test_retry_if_failed : public CppUnit::TestFixture
{
public:
void test_success()
{
const DWORD nTicksBefore = GetTickCount();
HRESULT hr = sal::systools::RetryIfFailed(10, 100, Tester(5));
const DWORD nTicksAfter = GetTickCount();
const DWORD nTicksElapsed = nTicksAfter > nTicksBefore ? nTicksAfter - nTicksBefore
: std::numeric_limits<DWORD>::max()
- nTicksBefore + nTicksAfter;
CPPUNIT_ASSERT(SUCCEEDED(hr));
CPPUNIT_ASSERT(nTicksElapsed >= 400); // 5 attempts, 4 sleeps by 100 ms
}
void test_failure()
{
const DWORD nTicksBefore = GetTickCount();
HRESULT hr = sal::systools::RetryIfFailed(10, 100, Tester(15));
const DWORD nTicksAfter = GetTickCount();
const DWORD nTicksElapsed = nTicksAfter > nTicksBefore ? nTicksAfter - nTicksBefore
: std::numeric_limits<DWORD>::max()
- nTicksBefore + nTicksAfter;
CPPUNIT_ASSERT(FAILED(hr));
CPPUNIT_ASSERT(nTicksElapsed >= 900); // 10 attempts, 9 sleeps by 100 ms
}
CPPUNIT_TEST_SUITE(test_retry_if_failed);
CPPUNIT_TEST(test_success);
CPPUNIT_TEST(test_failure);
CPPUNIT_TEST_SUITE_END();
private:
struct Tester
{
Tester(unsigned triesBeforeSuccess)
: m_nTriesBeforeSuccess(triesBeforeSuccess)
{
}
HRESULT operator()()
{
return ++m_nTriesAttempted >= m_nTriesBeforeSuccess ? S_OK : E_FAIL;
}
unsigned m_nTriesBeforeSuccess;
unsigned m_nTriesAttempted = 0;
};
};
CPPUNIT_TEST_SUITE_REGISTRATION(test_systools::test_retry_if_failed);
} // namespace test_systools
CPPUNIT_PLUGIN_IMPLEMENT();
/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
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