def test_seed_duplicates(self, pattern):
""" Same seed should imply same result """
pattern = pattern + 1 # so that we can detect dead pixels
z1 = add_dead_pixels(pattern, n=6, seed=7)
z2 = add_dead_pixels(pattern, n=6, seed=7)
assert np.allclose(z1, z2)
assert np.sum(z1 == 0) == 6 # we should have 6 dead pixels!
def test_copy_deadpixel(self, pattern):
pattern = pattern + 1 # so that we can detect dead pixels
z = add_dead_pixels(pattern, n=6, seed=7)
assert not np.may_share_memory(pattern, z)
def test_bad_kwarg_choices_b(self, pattern):
_ = add_dead_pixels(pattern, n=6, fraction=0.2)
def test_bad_kwarg_choices_a(self, pattern):
_ = add_dead_pixels(pattern, n=None, fraction=None)
def test_frac_kwarg(self, pattern):
pattern = pattern + 1 # so that we can detect dead pixels
pattern_size = pattern.shape[0] * pattern.shape[1]
fraction = 6 / pattern_size
z1 = add_dead_pixels(pattern, fraction=fraction)
assert np.sum(z1 == 0) == 6 # we should have 6 dead pixels!