test_character_classes_give_options_for_a_character passing
test_slash_d_is_a_shortcut_for_a_digit_character_class passing
test_character_classes_can_include_ranges passing
test_slash_s_is_a_shortcut_for_a_whitespace_character_class passing
test_slash_w_is_a_shortcut_for_a_word_character_class passing
test_period_is_a_shortcut_for_any_non_newline_character passing
test_a_character_class_can_be_negated passing
test_shortcut_character_classes_are_negated_with_capitals passing