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bpo-31870: Fix test_get_server_certificate_timeout on Windows (GH-25570)

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Some OS do not support millisecond granularity in select(). Use 100ms
timeout and a server callback with sleep to emulate a slow server.
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Christian Heimes 2021-04-24 07:54:08 +02:00 • committed by GitHub
parent b2fac1afaa
commit f05c2aed7e
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1 changed files with 5 additions and 1 deletions
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6
Lib/test/test_ssl.py
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@ -2137,9 +2137,13 @@ class SimpleBackgroundTests(unittest.TestCase):
_test_get_server_certificate_fail(self, *self.server_addr) _test_get_server_certificate_fail(self, *self.server_addr)
def test_get_server_certificate_timeout(self): def test_get_server_certificate_timeout(self):
def servername_cb(ssl_sock, server_name, initial_context):
time.sleep(0.2)
self.server_context.set_servername_callback(servername_cb)
with self.assertRaises(socket.timeout): with self.assertRaises(socket.timeout):
ssl.get_server_certificate(self.server_addr, ca_certs=SIGNING_CA, ssl.get_server_certificate(self.server_addr, ca_certs=SIGNING_CA,
timeout=0.0001) timeout=0.1)
def test_ciphers(self): def test_ciphers(self):
with test_wrap_socket(socket.socket(socket.AF_INET), with test_wrap_socket(socket.socket(socket.AF_INET),