def test_bitfield_duplicate_flag_throws_warning():
bm = np.random.randint(0, 10, (10, 10))
with catch_warnings(UserWarning) as w:
bitfield_to_boolean_mask(bm, [1, 1])
assert len(w)
def test_bitfield_none_identical_to_strNone():
bm = np.random.randint(0, 10, (10, 10))
m1 = bitfield_to_boolean_mask(bm, None)
m2 = bitfield_to_boolean_mask(bm, 'None')
np.testing.assert_array_equal(m1, m2)
def test_bitfield_string_flag_empty():
bm = np.random.randint(0, 10, (10, 10))
with pytest.raises(ValueError):
bitfield_to_boolean_mask(bm, '~')
def test_bitfield_flag_non_integer():
bm = np.random.randint(0, 10, (10, 10))
with pytest.raises(TypeError):
bitfield_to_boolean_mask(bm, [1.3])
def test_bitfield_string_flag_unbalanced_parens():
bm = np.random.randint(0, 10, (10, 10))
with pytest.raises(ValueError):
bitfield_to_boolean_mask(bm, '(1, 4))')
def test_bitfield_string_flag_wrong_positioned_parens():
bm = np.random.randint(0, 10, (10, 10))
with pytest.raises(ValueError):
bitfield_to_boolean_mask(bm, '((1, )4)')
def test_bitfield_string_flag_flip_not_start_of_string():
bm = np.random.randint(0, 10, (10, 10))
with pytest.raises(ValueError):
bitfield_to_boolean_mask(bm, '1, ~4')
def test_bitfield_flipbits_when_stringbits():
bm = np.random.randint(0, 10, (10, 10))
with pytest.raises(TypeError):
bitfield_to_boolean_mask(bm, '3', flip_bits=1)
def test_bitfield_non_poweroftwo_flags():
bm = np.random.randint(0, 10, (10, 10))
with pytest.raises(ValueError):
bitfield_to_boolean_mask(bm, [3])
def test_bitfield_negative_flags():
bm = np.random.randint(0, 10, (10, 10))
with pytest.raises(ValueError):
bitfield_to_boolean_mask(bm, [-1])
def test_bitfield_not_integer():
with pytest.raises(TypeError):
bitfield_to_boolean_mask(np.random.random((10, 10)))
