def accept(self, visitor, *args, **kwargs):
"""Accepts a visitor from Visitor Pattern.
Args:
visitor: a visitor with .visit_CLASSNAME(type_reference_node) method
where CLASSNAME is the name of a visited class.
*args: additional positional arguments to be passed to the visitor call.
**kwargs: additional keyword arguments to be passed to the visitor call.
Returns:
A value returned by the visitor.
"""
lower_underscore_class_name = string_util.camel_case_to_lower_underscore(
self.__class__.__name__,
)
visitor_method_name = 'visit_' + lower_underscore_class_name
visitor_method = getattr(visitor, visitor_method_name)
return visitor_method(self, *args, **kwargs)
def test_with_upper_camel_case_with_additional_underscore(self):
actual = string_util.camel_case_to_lower_underscore('Upper_CamelCase')
self.assertEqual(actual, 'upper_camel_case')
def test_with_empty_string(self):
actual = string_util.camel_case_to_lower_underscore('')
self.assertEqual(actual, '')
def test_with_capitals_ony(self):
actual = string_util.camel_case_to_lower_underscore('UPPER')
self.assertEqual(actual, 'upper')
def test_with_digits_and_a_few_capitals_in_a_row(self):
actual = string_util.camel_case_to_lower_underscore('Upper33CAMELCase')
self.assertEqual(actual, 'upper33_camel_case')
def test_with_empty_string(self):
actual = string_util.camel_case_to_lower_underscore('')
self.assertEqual(actual, '')
def test_with_digits_at_the_end(self):
actual = string_util.camel_case_to_lower_underscore('UpperCamelCase33')
self.assertEqual(actual, 'upper_camel_case33')
def test_with_digits_at_the_beginning(self):
actual = string_util.camel_case_to_lower_underscore('24UpperCamelCase')
self.assertEqual(actual, '24_upper_camel_case')
def test_with_digits_only(self):
actual = string_util.camel_case_to_lower_underscore('42')
self.assertEqual(actual, '42')
def test_with_digits_at_the_end(self):
actual = string_util.camel_case_to_lower_underscore('UpperCamelCase33')
self.assertEqual(actual, 'upper_camel_case33')
def test_with_digits_inside(self):
actual = string_util.camel_case_to_lower_underscore('UpperCamel42Case')
self.assertEqual(actual, 'upper_camel42_case')
def test_with_digits_at_the_beginning(self):
actual = string_util.camel_case_to_lower_underscore('24UpperCamelCase')
self.assertEqual(actual, '24_upper_camel_case')
def test_with_lower_camel_case_with_addidtional_underscore_after_one_letter(
self,
):
actual = string_util.camel_case_to_lower_underscore('l_CamelCase')
self.assertEqual(actual, 'l_camel_case')
def test_with_lower_camel_case_with_initial_underscore(self):
actual = string_util.camel_case_to_lower_underscore('_lowerCamelCase')
self.assertEqual(actual, '_lower_camel_case')
def test_with_upper_camel_case_with_additional_underscore(self):
actual = string_util.camel_case_to_lower_underscore('Upper_CamelCase')
self.assertEqual(actual, 'upper_camel_case')
def test_with_lower_camel_case_with_initial_underscore(self):
actual = string_util.camel_case_to_lower_underscore('_lowerCamelCase')
self.assertEqual(actual, '_lower_camel_case')
def test_with_lower_camel_case_with_addidtional_underscore_after_one_letter(
self, ):
actual = string_util.camel_case_to_lower_underscore('l_CamelCase')
self.assertEqual(actual, 'l_camel_case')
def test_with_a_few_capitals_in_a_row_at_the_beginning(self):
actual = string_util.camel_case_to_lower_underscore('UPPERCamelCase')
self.assertEqual(actual, 'upper_camel_case')
def test_with_digits_inside(self):
actual = string_util.camel_case_to_lower_underscore('UpperCamel42Case')
self.assertEqual(actual, 'upper_camel42_case')
def test_with_a_few_capitals_in_a_row_inside(self):
actual = string_util.camel_case_to_lower_underscore('UpperCAMELCase')
self.assertEqual(actual, 'upper_camel_case')
def test_with_digits_only(self):
actual = string_util.camel_case_to_lower_underscore('42')
self.assertEqual(actual, '42')
def test_with_a_few_capitals_in_a_row_at_the_end(self):
actual = string_util.camel_case_to_lower_underscore('UpperCamelCASE')
self.assertEqual(actual, 'upper_camel_case')
