def create_sample_profile():
"""
xup_coordinates, yup_coordinates, xdown_coordinates, ydown_coordinates
"""
profile = pb.ProfileBase()
profile.xup_coordinates = np.linspace(-1.0, 1.0, 5)
profile.yup_coordinates = np.array([0.0, 0.75, 1.0, 0.75, 0.0])
profile.xdown_coordinates = np.linspace(-1.0, 1.0, 5)
profile.ydown_coordinates = np.zeros(5)
return profile
def create_sample_profile_3():
"""
Coordinates of unit circle (i.e. x^2+y^2=1)
"""
profile = pb.ProfileBase()
profile.xup_coordinates = np.linspace(-1.0, 1.0, num=250)
profile.yup_coordinates = np.sqrt(1 - np.power(profile.xup_coordinates, 2))
profile.xdown_coordinates = np.linspace(-1.0, 1.0, num=250)
profile.ydown_coordinates = -np.sqrt(1 -
np.power(profile.xup_coordinates, 2))
return profile
def create_sample_profile_2():
"""
xup_coordinates != xdown_coordinates elementwise
"""
profile = pb.ProfileBase()
profile.xup_coordinates = np.linspace(-1.0, 1.0, 5)
profile.yup_coordinates = np.array([0.0, 0.75, 1.0, 0.75, 0.0])
profile.xdown_coordinates = np.linspace(-1.0, 1.0, 5)
profile.xdown_coordinates[2] = 0.1
profile.ydown_coordinates = np.zeros(5)
return profile
def test_trailing_edge_init(self):
profile = pb.ProfileBase()
np.testing.assert_equal(profile.trailing_edge, np.zeros(2))
def test_trailing_edge_size(self):
profile = pb.ProfileBase()
assert profile.trailing_edge.size == 2
def test_leading_edge_size(self):
profile = pb.ProfileBase()
assert profile.leading_edge.size == 2
def test_camber_init(self):
profile = pb.ProfileBase()
assert profile.camber_line is None
def test_chord_init(self):
profile = pb.ProfileBase()
assert profile.chord_line is None
def test_ydown_init(self):
profile = pb.ProfileBase()
assert profile.ydown_coordinates is None
def test_xup_init(self):
profile = pb.ProfileBase()
assert profile.xup_coordinates is None
def test_scale_exceptions(self):
profile = pb.ProfileBase()
with self.assertRaises(TypeError):
profile.scale()
def test_translate_exceptions(self):
profile = pb.ProfileBase()
with self.assertRaises(TypeError):
profile.translate()
def test_rotate_exceptions_2(self):
profile = pb.ProfileBase()
with self.assertRaises(ValueError):
profile.rotate(rad_angle=np.pi, deg_angle=180)
def test_interpolate_crds_exceptions_3(self):
profile = pb.ProfileBase()
with self.assertRaises(ValueError):
profile.interpolate_coordinates(num=500, radius=-1.0)
def test_interpolate_crds_exceptions_1(self):
profile = pb.ProfileBase()
with self.assertRaises(TypeError):
profile.interpolate_coordinates(num=500.5, radius=1.0)
