Closes issue 14971.
unittest test discovery no longer gets confused when a function
has a different __name__ than its name in the TestCase class dictionary.
diff --git a/Lib/unittest/loader.py b/Lib/unittest/loader.py
index e88f536..c6fc663 100644
--- a/Lib/unittest/loader.py
+++ b/Lib/unittest/loader.py
@@ -106,7 +106,9 @@
elif (isinstance(obj, types.UnboundMethodType) and
isinstance(parent, type) and
issubclass(parent, case.TestCase)):
- return self.suiteClass([parent(obj.__name__)])
+ name = parts[-1]
+ inst = parent(name)
+ return self.suiteClass([inst])
elif isinstance(obj, suite.TestSuite):
return obj
elif hasattr(obj, '__call__'):
diff --git a/Lib/unittest/test/test_loader.py b/Lib/unittest/test/test_loader.py
index d8d52f7..3e9756e 100644
--- a/Lib/unittest/test/test_loader.py
+++ b/Lib/unittest/test/test_loader.py
@@ -1281,6 +1281,21 @@
loader = unittest.TestLoader()
self.assertTrue(loader.suiteClass is unittest.TestSuite)
+ # Make sure the dotted name resolution works even if the actual
+ # function doesn't have the same name as is used to find it.
+ def test_loadTestsFromName__function_with_different_name_than_method(self):
+ # lambdas have the name '<lambda>'.
+ m = types.ModuleType('m')
+ class MyTestCase(unittest.TestCase):
+ test = lambda: 1
+ m.testcase_1 = MyTestCase
+
+ loader = unittest.TestLoader()
+ suite = loader.loadTestsFromNames(['testcase_1.test'], m)
+ self.assertIsInstance(suite, loader.suiteClass)
+
+ ref_suite = unittest.TestSuite([MyTestCase('test')])
+ self.assertEqual(list(suite), [ref_suite])
if __name__ == '__main__':
unittest.main()
diff --git a/Misc/NEWS b/Misc/NEWS
index 53be4c1..3956628 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -32,6 +32,9 @@
Library
-------
+- Issue #14971: unittest test discovery no longer gets confused when a function
+ has a different __name__ than its name in the TestCase class dictionary.
+
- Issue #18672: Fixed format specifiers for Py_ssize_t in debugging output in
the _sre moduel.