def test_parse_decimal(self):
self.assertEqual(Information.parse('1.4 GB'),
Information(10**9 * 1.4 * 8, Information.BITS))
def test_parse_integer(self):
self.assertEqual(Information.parse('123 YiB'),
Information(2**80 * 123 * 8, Information.BITS))
def test_parse_invalid_number(self):
with self.assertRaises(ValueError):
Information.parse('1.2.3 TiB')
def test_parse_invalid_unit(self):
with self.assertRaises(ValueError):
Information.parse('1 TiBoo')
def test_parse_rubbish(self):
with self.assertRaises(ValueError):
Information.parse('rubbish')
