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Make test_nntplib more robust when the "last" article in a group can't be retrieved

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This commit is contained in:
Antoine Pitrou 2010-11-18 15:11:43 +00:00
parent 8ce1f1ff83
commit d28f790b69
1 changed files with 26 additions and 9 deletions
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35
Lib/test/test_nntplib.py
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@ -112,9 +112,13 @@ class NetworkedNNTPTestsMixin:
def test_xover(self):
resp, count, first, last, name = self.server.group(self.GROUP_NAME)
resp, lines = self.server.xover(last, last)
resp, lines = self.server.xover(last - 5, last)
if len(lines) == 0:
self.skipTest("no articles retrieved")
# The 'last' article is not necessarily part of the output (cancelled?)
art_num, art_dict = lines[0]
self.assertEqual(art_num, last)
self.assertGreaterEqual(art_num, last - 5)
self.assertLessEqual(art_num, last)
self._check_art_dict(art_dict)
def test_over(self):
@ -127,7 +131,9 @@ class NetworkedNNTPTestsMixin:
# The "start-end" article range form
resp, lines = self.server.over((start, last))
art_num, art_dict = lines[-1]
self.assertEqual(art_num, last)
# The 'last' article is not necessarily part of the output (cancelled?)
self.assertGreaterEqual(art_num, start)
self.assertLessEqual(art_num, last)
self._check_art_dict(art_dict)
# XXX The "message_id" form is unsupported by gmane
# 503 Overview by message-ID unsupported
@ -149,15 +155,26 @@ class NetworkedNNTPTestsMixin:
def test_article_head_body(self):
resp, count, first, last, name = self.server.group(self.GROUP_NAME)
resp, head = self.server.head(last)
# Try to find an available article
for art_num in (last, first, last - 1):
try:
resp, head = self.server.head(art_num)
except nntplib.NNTPTemporaryError as e:
if not e.response.startswith("423 "):
raise
# "423 No such article" => choose another one
continue
break
else:
self.skipTest("could not find a suitable article number")
self.assertTrue(resp.startswith("221 "), resp)
self.check_article_resp(resp, head, last)
resp, body = self.server.body(last)
self.check_article_resp(resp, head, art_num)
resp, body = self.server.body(art_num)
self.assertTrue(resp.startswith("222 "), resp)
self.check_article_resp(resp, body, last)
resp, article = self.server.article(last)
self.check_article_resp(resp, body, art_num)
resp, article = self.server.article(art_num)
self.assertTrue(resp.startswith("220 "), resp)
self.check_article_resp(resp, article, last)
self.check_article_resp(resp, article, art_num)
self.assertEqual(article.lines, head.lines + [b''] + body.lines)
def test_capabilities(self):