def test_contents(self):
"tests for contents of match object"
expected = 'Regular Expressions'
first = 'Regular'
second = 'Expressions'
reobj = findregex(text)
self.assertEqual(reobj.group(1), first)
self.assertEqual(reobj.group(2), second)
self.assertEqual(reobj.group(), expected)
def test_startend(self):
"tests for start of regex"
expected_start = 231
expected_end = 250
expected = (231, 250)
reobj = findregex(text)
self.assertEqual(reobj.start(), expected_start)
self.assertEqual(reobj.end(), expected_end)
self.assertEqual(reobj.span(), expected)
def test_contents(self):
"tests for contents of match object"
expected = 'Regular Expressions'
first = 'Regular'
second = 'Expressions'
reobj = findregex(text)
self.assertEqual(reobj.group(1), first)
self.assertEqual(reobj.group(2), second)
self.assertEqual(reobj.group(), expected)
def test_startend(self):
"tests for start of regex"
expected_start = 231
expected_end = 250
expected = (231, 250)
reobj = findregex(text)
self.assertEqual(reobj.start(), expected_start)
self.assertEqual(reobj.end(), expected_end)
self.assertEqual(reobj.span(), expected)
def test_findregex(self):
'''
Test the start and end position of "Regular Expressions" in the text bellow
'''
words = 'Regular Expressions'
text = 'In the 1950s, mathematician Stephen Cole Kleene described automata '
text += 'theory and formal language theory in a set of models using a notation'
text += ' called "regular sets" as a method to do pattern matching. Active usage'
text += ' of this system, called Regular Expressions, started in the 1960s and '
text += 'continued under such pioneers as David J. Farber, Ralph E. Griswold, '
text += 'Ivan P. Polonsky, Ken Thompson, and Henry Spencer.'
observed = findregex(text, words)
self.assertEqual(observed, (231, 250), "Expected position are (231, 250), Observed position are %s" % str(observed))
def test_none(self):
"tests that bad regex is not matched"
self.assertIsNone(findregex('regular expressions'), msg=None)
def test_none(self):
"tests that bad regex is not matched"
self.assertIsNone(findregex('regular expressions'), msg=None)
