def test_constant_call_with_some_rows():
features = make_features_with_no_columns(num_rows=3)
encoding = ConstantStringEncoding(constant='abc')
values = encoding(features)
np.testing.assert_equal(values, 'abc')
def test_validate_from_non_format_string():
argument = 'abc'
expected = ConstantStringEncoding(constant=argument)
actual = validate_string_encoding(argument)
assert actual == expected
def test_validate_from_constant_dict():
constant = 'test'
argument = {'constant': constant}
expected = ConstantStringEncoding(constant=constant)
actual = validate_string_encoding(argument)
assert actual == expected