def test_get_atmospheric_data(self):
huginn_data_path = configuration.get_data_path()
fdm_builder = FDMBuilder(huginn_data_path)
fdmexec = fdm_builder.create_fdm()
atmosphere = Atmosphere(fdmexec)
self.assertAlmostEqual(
atmosphere.pressure,
convert_jsbsim_pressure(fdmexec.GetAtmosphere().GetPressure()), 3)
self.assertAlmostEqual(
atmosphere.sea_level_pressure,
convert_jsbsim_pressure(fdmexec.GetAtmosphere().GetPressureSL()),
3)
self.assertAlmostEqual(
atmosphere.temperature,
convert_jsbsim_temperature(
fdmexec.GetAtmosphere().GetTemperature()), 3)
self.assertAlmostEqual(
atmosphere.sea_level_temperature,
convert_jsbsim_temperature(
fdmexec.GetAtmosphere().GetTemperatureSL()), 3)
self.assertAlmostEqual(
atmosphere.density,
convert_jsbsim_density(fdmexec.GetAtmosphere().GetDensity()), 3)
self.assertAlmostEqual(
atmosphere.sea_level_density,
convert_jsbsim_density(fdmexec.GetAtmosphere().GetDensitySL()), 3)
def test_convert_pressure(self):
pressure = 1.0
expected_pressure = 47.8803
converted_pressure = convert_jsbsim_pressure(pressure)
self.assertAlmostEqual(converted_pressure, expected_pressure, 3)
def airspeed(self):
"""Returns the airspeed in knots"""
total_pressure = self.fdmexec.GetAuxiliary().GetTotalPressure()
total_pressure = convert_jsbsim_pressure(total_pressure)
return true_airspeed(total_pressure,
self._atmosphere.pressure,
self._atmosphere.temperature)
def test_pitot_tube(self):
huginn_data_path = configuration.get_data_path()
fdm_builder = FDMBuilder(huginn_data_path)
fdm_builder.aircraft = "Rascal"
fdmexec = fdm_builder.create_fdm()
sensors = Sensors(fdmexec)
self.assertAlmostEqual(
sensors.pitot_tube.true_pressure,
convert_jsbsim_pressure(fdmexec.GetAuxiliary().GetTotalPressure()))
def test_presure_sensor(self):
huginn_data_path = configuration.get_data_path()
fdm_builder = FDMBuilder(huginn_data_path)
fdm_builder.aircraft = "Rascal"
fdmexec = fdm_builder.create_fdm()
sensors = Sensors(fdmexec)
self.assertAlmostEqual(
sensors.pressure_sensor.true_pressure,
convert_jsbsim_pressure(fdmexec.GetAtmosphere().GetPressure()))
def test_pitot_tube(self):
huginn_data_path = configuration.get_data_path()
fdm_builder = FDMBuilder(huginn_data_path)
fdm_builder.aircraft = "Rascal"
fdmexec = fdm_builder.create_fdm()
pitot_tube = PitotTube(fdmexec)
self.assertAlmostEqual(
pitot_tube.true_pressure,
convert_jsbsim_pressure(fdmexec.GetAuxiliary().GetTotalPressure()),
3)
self.assertAlmostEqual(
pitot_tube.pressure,
pitot_tube.true_pressure + pitot_tube.measurement_noise, 3)
def test_airspeed(self):
huginn_data_path = configuration.get_data_path()
fdm_builder = FDMBuilder(huginn_data_path)
fdmexec = fdm_builder.create_fdm()
airspeed_indicator = AirspeedIndicator(fdmexec)
total_pressure = fdmexec.GetAuxiliary().GetTotalPressure()
total_pressure = convert_jsbsim_pressure(total_pressure)
atmosphere = Atmosphere(fdmexec)
expected_airspeed = true_airspeed(total_pressure, atmosphere.pressure,
atmosphere.temperature)
self.assertAlmostEqual(airspeed_indicator.airspeed, expected_airspeed,
3)
def true_pressure(self):
"""Return the true pressure in pascal"""
pressure = self.fdmexec.GetAuxiliary().GetTotalPressure()
return convert_jsbsim_pressure(pressure)
def true_pressure(self):
"""Return the true pressure in pascal"""
pressure = self.fdmexec.GetAuxiliary().GetTotalPressure()
return convert_jsbsim_pressure(pressure)
def sea_level_pressure(self):
"""Returns the pressure at the sea level. The value will be in
Pascal"""
pressure = self.fdmexec.GetAtmosphere().GetPressureSL()
return convert_jsbsim_pressure(pressure)
def pressure(self):
"""Returns the pressure at the current altitude. The value will be in
Pascal"""
pressure = self.fdmexec.GetAtmosphere().GetPressure()
return convert_jsbsim_pressure(pressure)