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/*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* WatchdogTest.cpp
* Unittest for the Watchdog.
* Copyright (C) 2015 Simon Newton
*/
#include <cppunit/extensions/HelperMacros.h>
#include "ola/util/Watchdog.h"
#include "ola/testing/TestUtils.h"
class WatchdogTest: public CppUnit::TestFixture {
CPPUNIT_TEST_SUITE(WatchdogTest);
CPPUNIT_TEST(testWatchdog);
CPPUNIT_TEST_SUITE_END();
public:
WatchdogTest(): m_timeouts(0) {}
void testWatchdog();
private:
unsigned int m_timeouts;
void Timeout() {
m_timeouts++;
}
};
CPPUNIT_TEST_SUITE_REGISTRATION(WatchdogTest);
void WatchdogTest::testWatchdog() {
m_timeouts = 0;
ola::Watchdog watchdog(4, ola::NewCallback(this, &WatchdogTest::Timeout));
// Not enabled yet
for (unsigned int i = 0; i < 10; i++) {
watchdog.Clock();
}
OLA_ASSERT_EQ(0u, m_timeouts);
watchdog.Enable();
// Test with regular kicks.
for (unsigned int i = 0; i < 10; i++) {
watchdog.Clock();
if (i % 2) {
watchdog.Kick();
}
}
OLA_ASSERT_EQ(0u, m_timeouts);
// test with non kicks
for (unsigned int i = 0; i < 10; i++) {
watchdog.Clock();
}
OLA_ASSERT_EQ(1u, m_timeouts);
// Disable and re-enable.
watchdog.Disable();
watchdog.Enable();
for (unsigned int i = 0; i < 3; i++) {
watchdog.Clock();
}
OLA_ASSERT_EQ(1u, m_timeouts);
// Disable triggers a reset of the count
watchdog.Disable();
watchdog.Enable();
watchdog.Clock();
watchdog.Clock();
OLA_ASSERT_EQ(1u, m_timeouts);
watchdog.Clock();
watchdog.Clock();
OLA_ASSERT_EQ(2u, m_timeouts);
}
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