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Trivial: Improving error reporting when assert_has_calls fails #8205

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Merged
merged 4 commits into from
Aug 17, 2018
Merged

Trivial: Improving error reporting when assert_has_calls fails #8205

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37a6f26
Improving error reporting when assert_has_calls fails
davidair Jul 9, 2018
d3e1799
Adding news
davidair Jul 10, 2018
e285e51
improve error message based on review comments.
gpshead Aug 17, 2018
c5bf049
news entry wordsmithing
gpshead Aug 17, 2018
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4 changes: 3 additions & 1 deletion Lib/unittest/mock.py
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Original file line number Diff line number Diff line change
Expand Up @@ -862,7 +862,9 @@ def assert_has_calls(self, calls, any_order=False):
not_found.append(kall)
if not_found:
raise AssertionError(
'%r not all found in call list' % (tuple(not_found),)
'%r does not contain all of %r in its call list, '
'found %r instead' % (self._mock_name or 'mock',
tuple(not_found), all_calls)
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Not sure about tuple here, given that both not_found and all_calls are lists as evident from lines 855, 857.

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While this change preserved the behavior of the existing code. I don't really think it matters, the error message will be understandable regardless.

) from cause


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1 change: 1 addition & 0 deletions Misc/NEWS.d/next/Tests/2018-07-10-18-53-46.bpo-0.UBQJBc.rst
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@@ -0,0 +1 @@
Improved an error message when mock assert_has_calls fails.