def test_pattern_to_regex_escaped_literals(self):
result = pattern_to_regex("${*}")
self.assertEquals(result, "\*")
result = pattern_to_regex("${?}")
self.assertEquals(result, "\?")
result = pattern_to_regex("${$}")
self.assertEquals(result, "\$")
def test_pattern_to_regex_varaible_invalid_name(self):
with self.assertRaises(ValueError):
pattern_to_regex("${ }")
with self.assertRaises(ValueError):
pattern_to_regex("${1A}")
with self.assertRaises(ValueError):
pattern_to_regex("${!}")
def test_pattern_to_regex_invalid_end_bracket(self):
with self.assertRaises(ValueError):
pattern_to_regex("${value")
with self.assertRaises(ValueError):
pattern_to_regex("$")
with self.assertRaises(ValueError):
pattern_to_regex("}${")
def test_pattern_to_regex_empty_pattern(self):
result = pattern_to_regex("")
self.assertEqual(result, "")
def test_pattern_to_regex_variable(self):
result = pattern_to_regex("${variablename}")
self.assertEquals(result, "(?P<variablename>.*)")
result = pattern_to_regex("${variablename}", "^:")
self.assertEquals(result, "(?P<variablename>^:*)")
def test_pattern_to_regex_wildcard_single(self):
result = pattern_to_regex("?")
self.assertEquals(result, ".")
result = pattern_to_regex("?", "^:")
self.assertEquals(result, "^:")
def test_pattern_to_regex_wildcard_multiple(self):
result = pattern_to_regex("*")
self.assertEquals(result, ".*")
result = pattern_to_regex("*", "^:")
self.assertEquals(result, "^:*")
def test_pattern_to_regex_literals(self):
result = pattern_to_regex(".+-")
self.assertEquals(result, "\.\+\-")
def test_pattern_to_regex_varaible_empty_name(self):
with self.assertRaises(ValueError):
pattern_to_regex("${}")
def test_pattern_to_regex_invalid_start_bracket(self):
with self.assertRaises(ValueError):
pattern_to_regex("$ {value}")
with self.assertRaises(ValueError):
pattern_to_regex("$}{")