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authorGregory P. Smith <greg@mad-scientist.com>2010-12-16 19:23:05 (GMT)
committerGregory P. Smith <greg@mad-scientist.com>2010-12-16 19:23:05 (GMT)
commited16bf4aaadd3deaedac8ee36753857b6b8a3492 (patch)
tree3e05031016e6aecefec1acc9bd3b046307b2a991 /Lib/unittest/case.py
parent5317e9cd8dc4bf1f02eb9144acb119673d537387 (diff)
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assert that the regex given to assertRegex is non-empty.
Diffstat (limited to 'Lib/unittest/case.py')
-rw-r--r--Lib/unittest/case.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/Lib/unittest/case.py b/Lib/unittest/case.py
index 0ad7857..6752e7a 100644
--- a/Lib/unittest/case.py
+++ b/Lib/unittest/case.py
@@ -1121,6 +1121,7 @@ class TestCase(object):
def assertRegex(self, text, expected_regex, msg=None):
"""Fail the test unless the text matches the regular expression."""
if isinstance(expected_regex, (str, bytes)):
+ assert expected_regex, "expected_regex must not be empty."
expected_regex = re.compile(expected_regex)
if not expected_regex.search(text):
msg = msg or "Regex didn't match"