def test_convergence_does_not_raise_on_contained_variations():
analyser = Analyser()
# Should not raise. What matters in the end is the delta between first and last values.
analyser.check_temperature_convergence(
fermenter="f1", temperatures=[20, 21, 18, 17, 17], is_cooling=True, setpoint=0,
)
def test_convergence_to_zero_does_not_raise():
analyser = Analyser()
analyser.check_temperature_convergence(fermenter="f1",
temperatures=[20, 19.5, 18, 17, 17],
is_cooling=True,
setpoint=0,
acceptable_delta=0.5)
def test_steady_temperature_should_not_raise():
analyser = Analyser()
# Should not raise.
analyser.check_temperature_convergence(fermenter="f1",
temperatures=[19, 19, 19, 19, 19],
is_cooling=False,
setpoint=20,
acceptable_delta=0.5)
def test_cold_unit_breaks_during_cc():
analyser = Analyser()
# Should raise.
with raises(Anomaly) as excinfo:
analyser.check_temperature_convergence(fermenter="f1",
temperatures=[4, 4, 4, 4, 6],
is_cooling=True,
setpoint=0,
acceptable_delta=0.5)
assert excinfo.value.message == STATE.TEMP_RISING
def test_temperature_decreases_but_should_be_increasing():
analyser = Analyser()
# Should raise.
with raises(Anomaly) as excinfo:
analyser.check_temperature_convergence(
fermenter="f1",
temperatures=[20, 19.5, 19, 19, 19],
is_cooling=False,
setpoint=20,
)
assert excinfo.value.message == "temperature-falling"
def test_oscillation_around_20():
analyser = Analyser()
# Should raise.
with raises(Anomaly) as excinfo:
analyser.check_temperature_convergence(
fermenter="f1",
temperatures=[19.5, 20, 20.5, 20, 20.5],
is_cooling=True,
setpoint=20,
)
assert excinfo.value.message == "temperature-rising"
def test_convergence_to_zero_raises():
analyser = Analyser()
# Should raise.
with raises(Anomaly) as excinfo:
analyser.check_temperature_convergence(
fermenter="f1",
temperatures=[20, 20, 20.5, 20.6, 20.7],
is_cooling=True,
setpoint=0,
)
assert excinfo.value.message == "temperature-rising"
def test_temperature_decreases_but_should_be_increasing():
analyser = Analyser()
# Should raise.
with raises(Anomaly) as excinfo:
analyser.check_temperature_convergence(
fermenter="f1",
temperatures=[20, 19.5, 19, 19, 19],
is_cooling=False,
setpoint=20,
acceptable_delta=0.5)
assert excinfo.value.message == STATE.TEMP_FALLING
def test_oscillation_around_20():
analyser = Analyser()
# Should raise.
with raises(Anomaly) as excinfo:
analyser.check_temperature_convergence(
fermenter="f1",
temperatures=[19.5, 20, 20.5, 20, 21],
is_cooling=True,
setpoint=20,
acceptable_delta=0.5)
assert excinfo.value.message == STATE.TEMP_RISING