def test_rcs_switch_off_at_default_threshold():
vertical_velocity = 4 / 3.6 # m / s
rda_range = 2 # m
pitch = 0.0
expected_result = True
result = rcs_switch_off(rda_range, pitch, vertical_velocity)
def test_inconsistent_sensor_never_switches_off_rcs():
rda_range = 10_000
pitch = np.radians(100)
vertical_velocity = 0
expected_result = False
result = rcs_switch_off(rda_range, pitch, vertical_velocity)
assert result == expected_result
def test_rcs_switch_off_happens_if_energy_below_threshold():
rda_range = pitch = vertical_velocity = 0
energy_threshold = 1
expected_result = True
result = rcs_switch_off(rda_range, pitch, vertical_velocity,
energy_threshold)
assert result == expected_result
def test_rcs_switch_off_does_not_happen_if_energy_above_threshold():
rda_range = 3.5e3
pitch = vertical_velocity = 0
energy_threshold = 0
expected_result = False
result = rcs_switch_off(rda_range, pitch, vertical_velocity,
energy_threshold)
assert result == expected_result
def test_rcs_switch_off_just_above_default_threshold_is_false():
vertical_velocity = 4 / 3.6 # m / s
rda_range = 2 + 0.01 # m
pitch = 0.0
expected_result = False
result = rcs_switch_off(rda_range, pitch, vertical_velocity)
assert result == expected_result
assert result == expected_result
def rcs_off():
rda_range = float(request.args["rda_range"])
pitch = float(request.args["pitch"])
vertical_velocity = float(request.args["velocity"])
try:
is_rcs_off = rcs_switch_off(rda_range, pitch, vertical_velocity)
except:
return "Invalid altitude", 400
altitude = edm_altitude(rda_range, pitch)
consistent = is_consistent(rda_range, pitch)
color = COLORS["GREEN"] if consistent else COLORS["RED"]
return f"""<b>Altitude</b>: {altitude:.3f} m