def test_derive_not_dip(self):
alt_agl = P(name='Altitude AGL', array=np.ma.concatenate((np.ones(10) * 310, np.ones(10) * 290, np.ones(10) * 310)))
gspd = P('Groundspeed', array=np.ma.zeros(30))
airs = buildsections('Airborne', [0, 30])
t_hf = buildsections('Transition Hover To Flight', [2, 4])
t_fh = buildsections('Transition Flight To Hover', [28, 30])
node = Hover()
node.derive(alt_agl, airs, gspd, t_hf, t_fh)
self.assertEqual(len(node), 0)
def test_derive_not_without_transition(self):
alt_agl = P(name='Altitude AGL', array=np.ma.concatenate((np.zeros(5), np.ones(45) * 10, np.ones(50) * 400, np.ones(50) * 250, np.ones(30) * 400, np.zeros(20))))
gspd = P('Groundspeed', array=np.ma.zeros(200))
airs = buildsections('Airborne', [6, 200])
t_hf = buildsections('Transition Hover To Flight', [22, 24])
t_fh = buildsections('Transition Flight To Hover', [180, 190])
node = Hover()
node.derive(alt_agl, airs, gspd, t_hf, t_fh)
self.assertEqual(len(node), 2)
def test_derive_basic(self):
alt_agl = P(name='Altitude AGL', array=np.ma.concatenate((np.zeros(5), np.ones(30) * 10, np.zeros(5))))
gspd = P('Groundspeed', array=np.ma.zeros(40))
airs = buildsections('Airborne', [6, 26])
t_hf = buildsections('Transition Hover To Flight', [22, 24])
t_fh = buildsections('Transition Flight To Hover', [8, 10])
node = Hover()
node.derive(alt_agl, airs, gspd, t_hf, t_fh)
self.assertEqual(len(node), 1)
self.assertEqual(node[0].slice.start, 11)
self.assertEqual(node[0].slice.stop, 22)
def test_derive_too_fast(self):
alt_agl = P(name='Altitude AGL',
array=np.ma.ones(30) * 10,
frequency=0.2)
gspd = P('Groundspeed',
array=np.ma.concatenate(
(np.zeros(10), np.ones(10) * 20, np.zeros(10))))
airs = buildsections('Airborne', [0, 30])
t_hf = buildsections('Transition Hover To Flight', [2, 4])
t_fh = buildsections('Transition Flight To Hover', [28, 30])
node = Hover()
node.derive(alt_agl, airs, gspd)
self.assertEqual(len(node), 2)
def test_derive_basic(self):
alt_agl = P(name='Altitude AGL', array=np.ma.concatenate((np.zeros(5), np.ones(30) * 10.0, np.zeros(5))))
alt_agl.array[14] = 20.0
alt_agl.array[17] = 60.0
hovers = buildsections('Hover', [6, 8], [24,26])
airs = buildsections('Airborne', [6, 26])
t_hf = buildsections('Transition Hover To Flight', [12, 15])
t_fh = buildsections('Transition Flight To Hover', [18, 20])
node = HoverTaxi()
node.derive(alt_agl, airs, hovers, t_hf, t_fh)
self.assertEqual(len(node), 2)
self.assertEqual(node[0].slice.start, 9)
self.assertEqual(node[0].slice.stop, 12)
self.assertEqual(node[1].slice.start, 21)
self.assertEqual(node[1].slice.stop, 24)
def test_derive_too_short(self):
alt_agl = P(name='Altitude AGL', array=np.ma.zeros(30))
gspd = P('Groundspeed', array=np.ma.zeros(30))
airs = buildsections('Airborne', [6, 8], [15, 27])
node = Hover()
node.derive(alt_agl, airs, gspd)
self.assertEqual(len(node), 1)
def test_derive_no_auto(self):
descs = buildsections('Descending', [4, 13], [15, 27])
eng_np = P(name='Eng (*) Np Max', array=np.ma.ones(30) * 100)
nr = P(name='Nr', array=np.ma.ones(30) * 100)
node = Autorotation()
node.derive(eng_np, nr, descs)
self.assertEqual(len(node), 0)
def test_derive_too_fast(self):
alt_agl = P(name='Altitude AGL', array=np.ma.ones(30) * 10, frequency=0.2)
gspd = P('Groundspeed', array=np.ma.concatenate((np.zeros(10), np.ones(10) * 20, np.zeros(10))))
airs = buildsections('Airborne', [0, 30])
node = Hover()
node.derive(alt_agl, airs, gspd)
self.assertEqual(len(node), 2)
def test_derive_too_short(self):
alt_agl = P(name='Altitude AGL', array=np.ma.zeros(30))
gspd = P('Groundspeed', array=np.ma.zeros(30))
airs = buildsections('Airborne', [6,8], [15,27])
node = Hover()
node.derive(alt_agl, airs, gspd)
self.assertEqual(len(node), 1)
def test_derive_null_transitions(self):
alt_agl = P(name='Altitude AGL', array=np.ma.concatenate((np.zeros(5), np.ones(10) * 10.0, np.zeros(5))))
gspd = P('Groundspeed', array=np.ma.zeros(20))
airs = buildsections('Airborne', [6, 16])
node = Hover()
node.derive(alt_agl, airs, gspd, None, None)
self.assertEqual(len(node), 1)
def test_derive_no_auto(self):
descs = buildsections('Descending', [4,13], [15,27])
eng_np = P(name='Eng (*) Np Max', array=np.ma.ones(30) * 100)
nr = P(name= 'Nr', array=np.ma.ones(30) * 100)
node = Autorotation()
node.derive(eng_np , nr, descs)
self.assertEqual(len(node), 0)
def test_nose_down_multiple_climbs(self):
node = NoseDownAttitudeAdoption()
pitch = np.concatenate([np.ones(15) * 2, np.linspace(2, -11, num=15),
np.linspace(-11, 2, num=10),
np.ones(20) * 2, np.linspace(2, -11, num=15),
np.ones(10) * -11])
climbs = buildsections('Initial Climb', [10, 40], [60, 85])
node.derive(P('Pitch', pitch), climbs)
self.assertEqual(len(node), 2)
self.assertEqual(node[0], Section('Nose Down Attitude Adoption', slice(15, 28, None), 15, 28))
self.assertEqual(node[1], Section('Nose Down Attitude Adoption', slice(60, 73, None), 60, 73))
def setUp(self):
self.null = np.array([0.0] * 100)
self.wave = np.sin(np.array(range(100)) / 3.0)
self.gnds = buildsections('Grounded', [10, 89])
def setUp(self):
self.null = np.array([0.0]*100)
self.wave = np.sin(np.array(range(100))/3.0)
self.gnds = buildsections('Grounded', [10, 89])