def get_traceparent(self, headers):
retval = []
for key, value in headers:
if self.traceparent_name_re.match(key):
retval.append((key, value))
self.assertEqual(len(retval), 1, 'expect one traceparent header, got {} {!r}'.format('more' if retval else 'zero', retval))
return Traceparent.from_string(retval[0][1])
def test_str(self):
string = '00-12345678901234567890123456789012-1234567890123456-ff'
traceparent = Traceparent.from_string(
'00-12345678901234567890123456789012-1234567890123456-ff')
self.assertEqual(str(traceparent), string)
def test_repr(self):
string = '00-12345678901234567890123456789012-1234567890123456-ff'
traceparent = Traceparent.from_string(
'00-12345678901234567890123456789012-1234567890123456-ff')
self.assertEqual(repr(traceparent),
'Traceparent({})'.format(repr(string)))
def test_from_string(self):
traceparent = Traceparent.from_string(
'00-12345678901234567890123456789012-1234567890123456-00')
traceparent = Traceparent.from_string(
'00-12345678901234567890123456789012-1234567890123456-01')
traceparent = Traceparent.from_string(
'00-12345678901234567890123456789012-1234567890123456-02')
traceparent = Traceparent.from_string(
'00-12345678901234567890123456789012-1234567890123456-03')
traceparent = Traceparent.from_string(
'00-12345678901234567890123456789012-1234567890123456-ff')
self.assertRaises(
ValueError, lambda: Traceparent.from_string(
'01-12345678901234567890123456789012-1234567890123456-00'))
self.assertRaises(
ValueError, lambda: Traceparent.from_string(
'02-12345678901234567890123456789012-1234567890123456-00'))
self.assertRaises(
ValueError, lambda: Traceparent.from_string(
'cc-12345678901234567890123456789012-1234567890123456-00'))
self.assertRaises(
ValueError, lambda: Traceparent.from_string(
'ff-12345678901234567890123456789012-1234567890123456-00'))
self.assertRaises(
ValueError, lambda: Traceparent.from_string(
'00-00000000000000000000000000000000-1234567890123456-00'))
self.assertRaises(
ValueError, lambda: Traceparent.from_string(
'00-12345678901234567890123456789012-0000000000000000-00'))