def test_leastsqnrm_flip():
"""Test of flip() in leastsqnrm module.
Change sign of 2nd coordinate of holes.
"""
vec = np.arange(8).reshape((4, 2)) + 1.0
flip_vec = leastsqnrm.flip(vec)
true_flip_vec = np.array([[1.0, -2.0], [3.0, -4.0], [5.0, -6.0], [7.0, -8.0]])
assert_allclose(flip_vec, true_flip_vec)
def test_leastsqnrm_flip():
''' Test of flip() in leastsqnrm module.
Change sign of 2nd coordinate of holes.
'''
vec = np.arange(8).reshape((4, 2)) + 1.
flip_vec = leastsqnrm.flip(vec)
true_flip_vec = np.array([[1., -2.], [3., -4.], [5., -6.], [7., -8.]])
assert_allclose(flip_vec, true_flip_vec)