def test_number_matcher_less_than(self):
'''Test NumberMatcher class for less than, ie <0'''
nm = NumberMatcher('<0', False)
self.assertTrue(nm.match('-1'))
self.assertFalse(nm.match('0'))
self.assertFalse(nm.match('1'))
nm = NumberMatcher('<-20', True)
self.assertTrue(nm.match('-21'))
self.assertFalse(nm.match('1'))
self.assertFalse(nm.match('-1'))
def test_number_matcher_not_equal(self):
'''Test NumberMatcher class for contrived not equal, ie !=0'''
nm = NumberMatcher('!=0', False)
self.assertFalse(nm.match('0'))
self.assertTrue(nm.match('1'))
self.assertTrue(nm.match('-1'))
nm = NumberMatcher('!=-20', False)
self.assertFalse(nm.match('-20'))
self.assertTrue(nm.match('1'))
self.assertTrue(nm.match('-1'))
def test_number_matcher_equal(self):
'''Test NumberMatcher class for equality, ie ==0'''
nm = NumberMatcher('==0', False)
self.assertTrue(nm.match('0'))
self.assertFalse(nm.match('1'))
self.assertFalse(nm.match('-1'))
nm = NumberMatcher('==-20', False)
self.assertTrue(nm.match('-20'))
self.assertFalse(nm.match('1'))
self.assertFalse(nm.match('-1'))
def test_number_matcher_contrived_equal(self):
'''Test NumberMatcher class for contrived equality, ie 0 instead of ==0'''
nm = NumberMatcher('0', False)
self.assertTrue(nm.match('0'))
self.assertFalse(nm.match('1'))
self.assertFalse(nm.match('-1'))
nm = NumberMatcher('-20', False)
self.assertTrue(nm.match('-20'))
self.assertFalse(nm.match('1'))
self.assertFalse(nm.match('-1'))
def test_number_matcher_greater_than(self):
'''Test NumberMatcher class for greater than, ie >0'''
nm = NumberMatcher('>0', True)
self.assertTrue(nm.match('1'))
self.assertFalse(nm.match('0'))
self.assertFalse(nm.match('-1'))
nm = NumberMatcher('>-20', False)
self.assertTrue(nm.match('-19'))
self.assertTrue(nm.match('20'))
self.assertFalse(nm.match('-20'))
self.assertFalse(nm.match('-21'))
def test_number_matcher_less_than_equal(self):
'''Test NumberMatcher class for less than or equal to, ie <=0'''
nm = NumberMatcher('<=0', False)
self.assertTrue(nm.match('-1'))
self.assertTrue(nm.match('0'))
self.assertFalse(nm.match('1'))
nm = NumberMatcher('<=-20', False)
self.assertTrue(nm.match('-21'))
self.assertTrue(nm.match('-20'))
self.assertFalse(nm.match('1'))
self.assertFalse(nm.match('-1'))
def test_number_matcher_greater_than_equal(self):
'''Test NumberMatcher class for greater than or equal to, ie >=0'''
nm = NumberMatcher('>=0', False)
self.assertTrue(nm.match('1'))
self.assertTrue(nm.match('0'))
self.assertFalse(nm.match('-1'))
# hex handling
nm = NumberMatcher('>=-0x20', True)
self.assertTrue(nm.match('-0x19'))
self.assertTrue(nm.match('0x20'))
self.assertTrue(nm.match('-0x20'))
self.assertFalse(nm.match('-0x21'))
def test_number_matcher_invalid_operators(self):
'''Test NumberMatcher class for bad number strings'''
with self.assertRaises(ValueError):
NumberMatcher('', False)
with self.assertRaises(ValueError):
NumberMatcher('lkshfskljdhhf', False)
with self.assertRaises(ValueError):
NumberMatcher('=)', False)
with self.assertRaises(ValueError):
NumberMatcher('#=', False)
# no numbers
with self.assertRaises(ValueError):
NumberMatcher('==', False)