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#include <iostream>
#include <string>
#include <gtest/gtest.h>
#include "../fallback.hpp"
#include "../psensor.hpp"
int pstate = -1;
namespace phosphor
{
namespace fan
{
namespace presence
{
void setPresence(const Fan& fan, bool newState)
{
if (newState)
{
pstate = 1;
}
else
{
pstate = 0;
}
}
class TestSensor : public PresenceSensor
{
public:
bool start() override
{
++started;
return _present;
}
void stop() override
{
++stopped;
}
bool present() override
{
return _present;
}
void fail() override
{
++failed;
}
bool _present = false;
size_t started = 0;
size_t stopped = 0;
size_t failed = 0;
};
} // namespace presence
} // namespace fan
} // namespace phosphor
using namespace phosphor::fan::presence;
TEST(FallbackTest, TestOne)
{
// Validate a single sensor.
// Validate on->off->on.
pstate = -1;
Fan fan{"/path", "name"};
TestSensor ts;
ts._present = true;
std::vector<std::reference_wrapper<PresenceSensor>> sensors{ts};
Fallback f{fan, sensors};
f.monitor();
ASSERT_EQ(pstate, 1);
ASSERT_EQ(ts.failed, 0);
ASSERT_EQ(ts.stopped, 0);
ASSERT_EQ(ts.started, 1);
f.stateChanged(false);
ASSERT_EQ(pstate, 0);
ASSERT_EQ(ts.failed, 0);
ASSERT_EQ(ts.stopped, 0);
ASSERT_EQ(ts.started, 1);
f.stateChanged(true);
ASSERT_EQ(pstate, 1);
ASSERT_EQ(ts.failed, 0);
ASSERT_EQ(ts.stopped, 0);
ASSERT_EQ(ts.started, 1);
}
TEST(FallbackTest, TestTwoA)
{
// Validate two sensors.
// Validate both sensors on->off->on
pstate = -1;
Fan fan{"/path", "name"};
TestSensor ts1, ts2;
ts1._present = true;
ts2._present = true;
std::vector<std::reference_wrapper<PresenceSensor>> sensors{ts1, ts2};
Fallback f{fan, sensors};
f.monitor();
ASSERT_EQ(pstate, 1);
ASSERT_EQ(ts1.failed, 0);
ASSERT_EQ(ts1.stopped, 0);
ASSERT_EQ(ts1.started, 1);
ASSERT_EQ(ts2.failed, 0);
ASSERT_EQ(ts2.stopped, 0);
ASSERT_EQ(ts2.started, 0);
ts1._present = false;
ts2._present = false;
f.stateChanged(false);
ASSERT_EQ(pstate, 0);
ASSERT_EQ(ts1.failed, 0);
ASSERT_EQ(ts1.stopped, 0);
ASSERT_EQ(ts1.started, 1);
ASSERT_EQ(ts2.failed, 0);
ASSERT_EQ(ts2.stopped, 0);
ASSERT_EQ(ts2.started, 0);
ts1._present = true;
ts2._present = true;
f.stateChanged(true);
ASSERT_EQ(pstate, 1);
ASSERT_EQ(ts1.failed, 0);
ASSERT_EQ(ts1.stopped, 0);
ASSERT_EQ(ts1.started, 1);
ASSERT_EQ(ts2.failed, 0);
ASSERT_EQ(ts2.stopped, 0);
ASSERT_EQ(ts2.started, 0);
}
TEST(FallbackTest, TestTwoB)
{
// Validate two sensors.
// Validate first sensor on->off.
pstate = -1;
Fan fan{"/path", "name"};
TestSensor ts1, ts2;
ts1._present = true;
ts2._present = true;
std::vector<std::reference_wrapper<PresenceSensor>> sensors{ts1, ts2};
Fallback f{fan, sensors};
f.monitor();
ASSERT_EQ(pstate, 1);
ts1._present = false;
f.stateChanged(false);
ASSERT_EQ(pstate, 1);
ASSERT_EQ(ts1.failed, 1);
ASSERT_EQ(ts1.stopped, 1);
ASSERT_EQ(ts1.started, 1);
ASSERT_EQ(ts2.failed, 0);
ASSERT_EQ(ts2.stopped, 0);
ASSERT_EQ(ts2.started, 1);
// Flip the state of both sensors.
ts1._present = true;
ts2._present = false;
f.stateChanged(false);
ASSERT_EQ(pstate, 0);
ASSERT_EQ(ts1.failed, 1);
ASSERT_EQ(ts1.stopped, 1);
ASSERT_EQ(ts1.started, 1);
ASSERT_EQ(ts2.failed, 0);
ASSERT_EQ(ts2.stopped, 0);
ASSERT_EQ(ts2.started, 1);
}
TEST(FallbackTest, TestTwoC)
{
// Validate two sensors.
// Validate first in bad state.
pstate = -1;
Fan fan{"/path", "name"};
TestSensor ts1, ts2;
ts1._present = false;
ts2._present = true;
std::vector<std::reference_wrapper<PresenceSensor>> sensors{ts1, ts2};
Fallback f{fan, sensors};
f.monitor();
ASSERT_EQ(pstate, 1);
ASSERT_EQ(ts1.failed, 1);
ASSERT_EQ(ts1.stopped, 0);
ASSERT_EQ(ts1.started, 0);
ASSERT_EQ(ts2.failed, 0);
ASSERT_EQ(ts2.stopped, 0);
ASSERT_EQ(ts2.started, 1);
f.stateChanged(false);
ASSERT_EQ(pstate, 0);
ASSERT_EQ(ts1.failed, 1);
ASSERT_EQ(ts1.stopped, 0);
ASSERT_EQ(ts1.started, 0);
ASSERT_EQ(ts2.failed, 0);
ASSERT_EQ(ts2.stopped, 0);
ASSERT_EQ(ts2.started, 1);
}
TEST(FallbackTest, TestTwoD)
{
// Validate two sensors.
// Validate both in bad state.
pstate = -1;
Fan fan{"/path", "name"};
TestSensor ts1, ts2;
ts1._present = false;
ts2._present = false;
std::vector<std::reference_wrapper<PresenceSensor>> sensors{ts1, ts2};
Fallback f{fan, sensors};
f.monitor();
ASSERT_EQ(pstate, 0);
ASSERT_EQ(ts1.failed, 0);
ASSERT_EQ(ts1.stopped, 0);
ASSERT_EQ(ts1.started, 1);
ASSERT_EQ(ts2.failed, 0);
ASSERT_EQ(ts2.stopped, 0);
ASSERT_EQ(ts2.started, 0);
}
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