public void TestTemperatureStateDecisions()
{
testMachine = new TemperatureStateMachine();
testMachine.HighLimit = 85;
GreenhouseState result = testMachine.DetermineState(89.6);
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.PROCESSING_DATA);
Assert.IsTrue(result == GreenhouseState.COOLING);
testMachine.LowLimit = 30;
result = testMachine.DetermineState(0);
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.PROCESSING_DATA);
Assert.IsTrue(result == GreenhouseState.HEATING);
result = testMachine.DetermineState(50);
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.WAITING_FOR_DATA);
result = testMachine.DetermineState(0);
using (ArduinoControlSenderSimulator sim = new ArduinoControlSenderSimulator())
{
sim.SendCommand(result, testMachine);
}
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.HEATING);
result = testMachine.DetermineState(100);
using (ArduinoControlSenderSimulator sim = new ArduinoControlSenderSimulator())
{
sim.SendCommand(result, testMachine);
}
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.COOLING);
result = testMachine.DetermineState(150);
Assert.IsTrue(result == GreenhouseState.EMERGENCY);
}
public void TestTemperatureStateDecisions()
{
testMachine = new TemperatureStateMachine();
testMachine.HighLimit = 85;
testMachine.LowLimit = 65;
GreenhouseState result;
#region Automated Decision Tests
// Test setup
testMachine.ManualCool = null;
testMachine.ManualHeat = null;
#region Processing_data Tests
// Test case: automated mode
// coming from waiting state
// value within high and low limits
// Result: waiting
testMachine.CurrentState = GreenhouseState.WAITING_FOR_DATA;
result = testMachine.DetermineState(75);
Assert.IsTrue(result == GreenhouseState.NO_CHANGE);
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.WAITING_FOR_DATA);
// Test case: automated mode
// coming from waiting state
// value above high limit but below emergency high
// Result: cooling
testMachine.CurrentState = GreenhouseState.WAITING_FOR_DATA;
result = testMachine.DetermineState(100);
Assert.IsTrue(result == GreenhouseState.COOLING);
// Test case: automated mode
// coming from waiting state
// value above emergency high
// Result: emergency
testMachine.CurrentState = GreenhouseState.WAITING_FOR_DATA;
result = testMachine.DetermineState(150);
Assert.IsTrue(result == GreenhouseState.EMERGENCY);
// Test case: automated mode
// coming from waiting state
// value below low but above emergency low
// Result: heating
testMachine.CurrentState = GreenhouseState.WAITING_FOR_DATA;
result = testMachine.DetermineState(55);
Assert.IsTrue(result == GreenhouseState.HEATING);
// Test case: automated mode
// coming from waiting state
// value below emergency low
// Result: emergency
testMachine.CurrentState = GreenhouseState.WAITING_FOR_DATA;
result = testMachine.DetermineState(0);
Assert.IsTrue(result == GreenhouseState.EMERGENCY);
#endregion
#region Processing_cooling Tests
// Test case: automated mode
// coming from cooling state
// value high but not above emergency high
// Result: no change/cooling
testMachine.CurrentState = GreenhouseState.COOLING;
result = testMachine.DetermineState(100);
Assert.IsTrue(result == GreenhouseState.NO_CHANGE);
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.COOLING);
// Test case: automated mode
// coming from cooling state
// value not below hysteresis
// Result: cooling/no change
testMachine.CurrentState = GreenhouseState.COOLING;
result = testMachine.DetermineState(83);
Assert.IsTrue(result == GreenhouseState.NO_CHANGE);
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.COOLING);
// Test case: automated mode
// coming from cooling state
// value above emergency high
// Result: emergency
testMachine.CurrentState = GreenhouseState.COOLING;
result = testMachine.DetermineState(150);
Assert.IsTrue(result == GreenhouseState.EMERGENCY);
// Test case: automated mode
// coming form cooling state
// value within limits w/ hysteresis
// Result : waiting
testMachine.CurrentState = GreenhouseState.COOLING;
result = testMachine.DetermineState(75);
Assert.IsTrue(result == GreenhouseState.WAITING_FOR_DATA);
// Test case: automated mode
// coming from cooling state
// value below low limit but not emergency low
// Result: heating
testMachine.CurrentState = GreenhouseState.COOLING;
result = testMachine.DetermineState(45);
Assert.IsTrue(result == GreenhouseState.HEATING);
// Test case: automated mode
// coming from cooling state
// value below emergency low
// Result: emergency
testMachine.CurrentState = GreenhouseState.COOLING;
result = testMachine.DetermineState(0);
Assert.IsTrue(result == GreenhouseState.EMERGENCY);
#endregion
#region Processing_heating Tests
// Test case: automated mode
// coming from heating state
// value still below low but above emergency
// Result: heating/no change
testMachine.CurrentState = GreenhouseState.HEATING;
result = testMachine.DetermineState(45);
Assert.IsTrue(result == GreenhouseState.NO_CHANGE);
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.HEATING);
// Test case: automated mode
// coming from heating state
// value below emergency low
// Result: emergency
testMachine.CurrentState = GreenhouseState.HEATING;
result = testMachine.DetermineState(0);
Assert.IsTrue(result == GreenhouseState.EMERGENCY);
// Test case: automated mode
// coming from heating state
// value between high lim and low lim w/ hysteresis
// Result: waiting
testMachine.CurrentState = GreenhouseState.HEATING;
result = testMachine.DetermineState(75);
Assert.IsTrue(result == GreenhouseState.WAITING_FOR_DATA);
// Test case: automated mode
// coming from heating state
// value above low lim, below hysteresis value
// Result: heating
testMachine.CurrentState = GreenhouseState.HEATING;
result = testMachine.DetermineState(68);
Assert.IsTrue(result == GreenhouseState.NO_CHANGE);
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.HEATING);
// Test case: automated mode
// coming from heating state
// value above high lim but below emergency high
// Result: cooling
testMachine.CurrentState = GreenhouseState.HEATING;
result = testMachine.DetermineState(100);
Assert.IsTrue(result == GreenhouseState.COOLING);
// Test case: automated mode
// coming from heating state
// value above emergency high
// Result: emergency
testMachine.CurrentState = GreenhouseState.HEATING;
result = testMachine.DetermineState(160);
Assert.IsTrue(result == GreenhouseState.EMERGENCY);
#endregion
#endregion
#region Manual Mode Tests
// Setup
testMachine.ManualHeat = true;
// Test case: manual heat on
// coming from heat state
// Result: heating/no change
testMachine.CurrentState = GreenhouseState.HEATING;
result = testMachine.DetermineState(70);
Assert.IsTrue(result == GreenhouseState.NO_CHANGE);
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.HEATING);
// Test case: manual heat on
// coming from wait state
// Result: heating
testMachine.CurrentState = GreenhouseState.WAITING_FOR_DATA;
result = testMachine.DetermineState(70);
Assert.IsTrue(result == GreenhouseState.HEATING);
// Test case: manual heat on
// coming from cool state
// Result: heating
testMachine.CurrentState = GreenhouseState.COOLING;
result = testMachine.DetermineState(70);
Assert.IsTrue(result == GreenhouseState.HEATING);
// Test case: manual heat off
// coming from heat state
// Result: waiting
testMachine.ManualHeat = false;
testMachine.CurrentState = GreenhouseState.HEATING;
result = testMachine.DetermineState(70);
Assert.IsTrue(result == GreenhouseState.WAITING_FOR_DATA);
// Test case: manual heat off
// coming from wait state
// Result: waiting
testMachine.CurrentState = GreenhouseState.WAITING_FOR_DATA;
result = testMachine.DetermineState(70);
Assert.IsTrue(result == GreenhouseState.NO_CHANGE);
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.WAITING_FOR_DATA);
// Test case: manual heat off
// coming from cooling state
// Result: waiting
testMachine.CurrentState = GreenhouseState.COOLING;
result = testMachine.DetermineState(70);
Assert.IsTrue(result == GreenhouseState.NO_CHANGE);
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.COOLING);
// Test case: manual cool on
// coming from wait state
// Result: cooling
testMachine.ManualCool = true;
testMachine.ManualHeat = null;
testMachine.CurrentState = GreenhouseState.WAITING_FOR_DATA;
result = testMachine.DetermineState(70);
Assert.IsTrue(result == GreenhouseState.COOLING);
// Test case: manual cool on
// coming from heat state
// Result: cooling
testMachine.CurrentState = GreenhouseState.HEATING;
result = testMachine.DetermineState(70);
Assert.IsTrue(result == GreenhouseState.COOLING);
// Test case: manual cool on
// coming from cool state
// Result: cooling/no change
testMachine.CurrentState = GreenhouseState.COOLING;
result = testMachine.DetermineState(70);
Assert.IsTrue(result == GreenhouseState.NO_CHANGE);
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.COOLING);
// Test case: manual cool off
// coming from cool state
// Result: waiting
testMachine.ManualCool = false;
testMachine.CurrentState = GreenhouseState.COOLING;
result = testMachine.DetermineState(70);
Assert.IsTrue(result == GreenhouseState.WAITING_FOR_DATA);
// Test case: manual cool off
// coming from heat state
// Result: heating/no change
testMachine.CurrentState = GreenhouseState.HEATING;
result = testMachine.DetermineState(70);
Assert.IsTrue(result == GreenhouseState.NO_CHANGE);
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.HEATING);
// Test case: manual cool off
// coming from wait state
// Result: waiting/no change
testMachine.CurrentState = GreenhouseState.WAITING_FOR_DATA;
result = testMachine.DetermineState(70);
Assert.IsTrue(result == GreenhouseState.NO_CHANGE);
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.WAITING_FOR_DATA);
// Test case: both manual cool and heat on
testMachine.CurrentState = GreenhouseState.WAITING_FOR_DATA;
testMachine.ManualCool = true;
testMachine.ManualHeat = true;
result = testMachine.DetermineState(70);
Assert.IsTrue(result == GreenhouseState.ERROR);
#endregion
}