def test_set_units_per_mm(self):
DirectionMonitor(3)
try:
DirectionMonitor("")
self.fail()
except:
pass
try:
DirectionMonitor(None)
self.fail()
except:
pass
try:
DirectionMonitor(0)
self.fail()
except:
pass
try:
DirectionMonitor(-1)
self.fail()
except:
pass
def test_set_min_distance(self):
dm = DirectionMonitor(3)
dm.min_distance = 1
try:
dm.min_distance = ""
self.fail()
except:
pass
try:
dm.min_distance = None
self.fail()
except:
pass
try:
dm.min_distance = 0
self.fail()
except:
pass
try:
dm.min_distance = -1
self.fail()
except:
pass
def test_track_n_curves(self):
dm = DirectionMonitor(1)
x = 0
dm.update_xyt(x, 0, 0)
x += 0.1
dm.update_xyt(x, 1, 1)
x += 0.11
dm.update_xyt(x, 2, 2)
self.assertEqual(1, dm.n_curves)
x += 0.1
dm.update_xyt(x, 3, 3)
self.assertEqual(2, dm.n_curves)
x += 0.09
dm.update_xyt(x, 4, 4)
self.assertEqual(2, dm.n_curves)
x += 0.1
dm.update_xyt(x, 5, 5)
self.assertEqual(3, dm.n_curves)
x += 0.1
dm.update_xyt(x, 6, 6)
self.assertEqual(3, dm.n_curves)
def test_units_per_mm(self):
dm = DirectionMonitor(2, min_distance=1)
dm.update_xyt(0, 0, 0)
dm.update_xyt(0, 1, 1)
self.assertIsNone(dm.curr_angle)
dm.update_xyt(0, 2, 1)
self.assertEqual(0, dm.curr_angle)
def test_min_distance(self):
dm = DirectionMonitor(1, min_distance=2)
dm.update_xyt(0, 0, 0)
dm.update_xyt(0, 1, 1)
self.assertIsNone(dm.curr_angle)
dm.update_xyt(0, 2, 1)
self.assertEqual(0, dm.curr_angle)
def test_update_xyt_arg_types(self):
dm = DirectionMonitor(1)
dm.update_xyt(0, 0, 0)
self.assertRaises(TypeError, lambda: dm.update_xyt("", 0, 0))
self.assertRaises(TypeError, lambda: dm.update_xyt(None, 0, 0))
self.assertRaises(TypeError, lambda: dm.update_xyt(0, "", 0))
self.assertRaises(TypeError, lambda: dm.update_xyt(0, None, 0))
self.assertRaises(TypeError, lambda: dm.update_xyt(0, 0, ""))
self.assertRaises(TypeError, lambda: dm.update_xyt(0, 0, None))
def test_curve_min_distance(self):
dm = DirectionMonitor(1, min_distance=1.5)
x = 0
dm.update_xyt(x, 0, 0)
x += 0.1
dm.update_xyt(x, 1, 1)
x += 0.11
dm.update_xyt(x, 2, 2)
self.assertEqual(0, dm.n_curves)
x += 0.111
dm.update_xyt(x, 3, 3)
self.assertEqual(1, dm.n_curves)
def test_get_angle_radians(self):
dm = DirectionMonitor(1, angle_units=DirectionMonitor.Units.Radians)
dm.update_xyt(0, 0, 0)
dm.update_xyt(0, 1, 1)
self.assertEqual(0, dm.curr_angle)
dm.update_xyt(1, 1, 1)
self.assertEqual(np.pi / 2, dm.curr_angle)
dm.update_xyt(0, 1, 1)
self.assertEqual(-np.pi / 2, dm.curr_angle)
dm.update_xyt(0, 0, 1)
self.assertEqual(np.pi, dm.curr_angle)
def test_set_zero_angle(self):
dm = DirectionMonitor(3)
dm.zero_angle = 1
dm.zero_angle = -1
try:
dm.zero_angle = ""
self.fail()
except:
pass
try:
dm.zero_angle = None
self.fail()
except:
pass
def test_zero_angle(self):
dm = DirectionMonitor(1, zero_angle=90)
dm.update_xyt(0, 0, 0)
self.assertIsNone(dm.curr_angle)
dm.update_xyt(0, 1, 1)
self.assertEqual(-90, dm.curr_angle)
dm.update_xyt(1, 1, 1)
self.assertEqual(0, dm.curr_angle)
dm.update_xyt(0, 1, 1)
self.assertEqual(180, dm.curr_angle)
dm.update_xyt(0, 0, 1)
self.assertEqual(90, dm.curr_angle)
def test_get_angle_degrees(self):
dm = DirectionMonitor(1)
dm.update_xyt(0, 0, 0)
self.assertIsNone(dm.curr_angle)
dm.update_xyt(0, 1, 1)
self.assertEqual(0, dm.curr_angle)
dm.update_xyt(1, 1, 1)
self.assertEqual(90, dm.curr_angle)
dm.update_xyt(0, 1, 1)
self.assertEqual(-90, dm.curr_angle)
dm.update_xyt(0, 0, 1)
self.assertEqual(180, dm.curr_angle)
def test_track_1_curve(self):
dm = DirectionMonitor(1)
dm.update_xyt(0, 0, 0)
dm.update_xyt(0.1, 1, 1)
dm.update_xyt(0.21, 2, 2)
start_angle = dm.curr_angle
self.assertEqual(1, dm.n_curves)
self.assertEqual(1, dm.curr_curve_direction)
self.assertEqual((.21, 2, 2), dm.curr_curve_start_xyt)
dm.update_xyt(0.321, 3, 3)
dm.update_xyt(0.4321, 4, 4)
dm.update_xyt(0.54321, 5, 5)
self.assertEqual(1, dm.n_curves)
self.assertEqual(start_angle, dm.curr_curve_start_angle)
self.assertEqual((.21, 2, 2), dm.curr_curve_start_xyt)
def test_curve_min_angle_first_curve(self):
dm = DirectionMonitor(1, min_angle_change_per_curve=45)
dm.update_xyt(0, 0, 0)
dm.update_xyt(0, 1, 1)
self.assertEqual(0, dm.curr_angle)
dm.update_xyt(1.1, 2, 2)
self.assertTrue(dm.curr_angle > 45)
self.assertEqual(1, dm.n_curves)
dm.reset()
dm.update_xyt(0, 0, 0)
dm.update_xyt(0, 1, 1)
self.assertEqual(0, dm.curr_angle)
dm.update_xyt(.9, 2, 2)
self.assertTrue(dm.curr_angle < 45)
self.assertEqual(0, dm.n_curves)
dm.update_xyt(.99, 2, 2)
dm.update_xyt(1.01, 2, 2)
self.assertEqual(1, dm.n_curves)
def test_set_angle_units(self):
dm = DirectionMonitor(3)
dm.angle_units = DirectionMonitor.Units.Degrees
dm.angle_units = DirectionMonitor.Units.Radians
try:
dm.angle_units = ""
self.fail()
except:
pass
try:
dm.angle_units = None
self.fail()
except:
pass
try:
dm.angle_units = 0
self.fail()
except:
pass
def test_curve_min_angle_second_curve(self):
dm = DirectionMonitor(1, min_angle_change_per_curve=45)
dm.update_xyt(0, 0, 0)
dm.update_xyt(0, 1, 1)
dm.update_xyt(1, 2, 2)
self.assertEqual(45, dm.curr_angle) # 45 degrees rightwards
self.assertEqual(1, dm.n_curves)
dm.update_xyt(.99, 3, 2)
self.assertTrue(dm.curr_angle < 0)
self.assertEqual(2, dm.n_curves)
dm.reset()
dm.update_xyt(0, 0, 0)
dm.update_xyt(0, 1, 1)
dm.update_xyt(1, 2, 2)
self.assertEqual(45, dm.curr_angle) # 45 degrees rightwards
self.assertEqual(1, dm.n_curves)
dm.update_xyt(1.01, 3, 2)
self.assertEqual(1, dm.n_curves)
dm.update_xyt(.99, 4, 2)
self.assertEqual(2, dm.n_curves)