def fail(rangeString):
"""Verify that parsing of a range string fails as expected."""
with self.assertRaisesRegex(ValueError, regex):
Range.parse(rangeString)
def testRangeParsingFailsCreation(self):
"""Verify that parsing of a range fails if the years are not ordered properly."""
regex = r"is greater than"
with self.assertRaisesRegex(ValueError, regex):
Range.parse("2015-2012")
def testRangeParsing(self):
"""Verify that we can correctly parse ranges."""
self.assertEqual(Range.parse("2014"), Range(2014, 2014))
self.assertEqual(Range.parse("2014-2015"), Range(2014, 2015))
self.assertEqual(Range.parse("2013-2015"), Range(2013, 2015))