def test_expression_number(): parser = Re2Parser() tree, groups, named_groups = parser.parse('aaa123') assert 'aaa123' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_special_chars_in_brackets(): parser = Re2Parser() tree, groups, named_groups = parser.parse('[!@#&=]') assert '!|@|#|&|=' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_number_in_brackets(): parser = Re2Parser() tree, groups, named_groups = parser.parse('[123]') assert '1|2|3' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_range_in_group_conversion(): parser = Re2Parser() tree, groups, named_groups = parser.parse('(a{3})\\1') assert '(aaa)(aaa)' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_special_chars(): parser = Re2Parser() tree, groups, named_groups = parser.parse('!@#&=') assert '!@#&=' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_term_brackets_conversion(): parser = Re2Parser() tree, groups, named_groups = parser.parse('a[a-c]') assert 'a(a|b|c)' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_group_with_two_references_conversion(): parser = Re2Parser() tree, groups, named_groups = parser.parse('(abc)\\1\\1') assert '(abc)(abc)(abc)' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_single_char_escaping(): parser = Re2Parser() tree, groups, named_groups = parser.parse('a\\n') assert 'a\\n' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_hex_escaping_in_brackets(): parser = Re2Parser() tree, groups, named_groups = parser.parse('[a\\x01]') assert 'a|\\x01' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_two_brackets_conversion(): parser = Re2Parser() tree, groups, named_groups = parser.parse('[a-b][c-d]') assert '(a|b)(c|d)' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_brackets_range(): parser = Re2Parser() tree, groups, named_groups = parser.parse('[ab]{1,2}') assert '(a|b)|(a|b)(a|b)' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_two_stars_conversion(): parser = Re2Parser() tree, groups, named_groups = parser.parse('(a*)*') assert '(a*)*' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_two_terms_plus_conversion(): parser = Re2Parser() tree, groups, named_groups = parser.parse('b(aa)+') assert 'b(aa)(aa)*' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_or_with_brackets_conversion(): parser = Re2Parser() tree, groups, named_groups = parser.parse('a|[cd]') assert 'a|c|d' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_multiple_escaped_hex(): parser = Re2Parser() tree, groups, named_groups = parser.parse('\\x01\\x02') assert '\\x01\\x02' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_hex_escaping_range(): parser = Re2Parser() tree, groups, named_groups = parser.parse('a\\x01{2}') assert 'a\\x01\\x01' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_term_term_optional_conversion(): parser = Re2Parser() tree, groups, named_groups = parser.parse('ab?') assert 'a|ab' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_dollar_ignore(): parser = Re2Parser() tree, groups, named_groups = parser.parse('a$') assert 'a' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_term_group_conversion(): parser = Re2Parser() tree, groups, named_groups = parser.parse('x(abc)') assert 'x(abc)' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_dot_conversion(): parser = Re2Parser() tree, groups, named_groups = parser.parse('.') assert '.' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_multiple_group_references_conversion(): parser = Re2Parser() tree, groups, named_groups = parser.parse('(abc)(def)\\1\\2') assert '(abc)(def)(abc)(def)' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()
def test_repeat_range_conversion(): parser = Re2Parser() tree, groups, named_groups = parser.parse('a{3,5}') assert 'aaa|aaaa|aaaaa' == parser.convert_re2_tree_to_basic_syntax( tree, groups, named_groups).to_basic_string()