[Python-checkins] cpython: Closes Issue 21262: New method assert_not_called for Mock.
kushal.das
python-checkins at python.org
Wed Apr 16 22:06:23 CEST 2014
http://hg.python.org/cpython/rev/9e5cbc46e916
changeset: 90364:9e5cbc46e916
user: Kushal Das <kushaldas at gmail.com>
date: Thu Apr 17 01:36:14 2014 +0530
summary:
Closes Issue 21262: New method assert_not_called for Mock.
It raises AssertionError if the mock has been called.
files:
Doc/library/unittest.mock.rst | 14 ++++++++++++++
Lib/unittest/mock.py | 8 ++++++++
Lib/unittest/test/testmock/testmock.py | 9 +++++++++
Misc/NEWS | 3 +++
4 files changed, 34 insertions(+), 0 deletions(-)
diff --git a/Doc/library/unittest.mock.rst b/Doc/library/unittest.mock.rst
--- a/Doc/library/unittest.mock.rst
+++ b/Doc/library/unittest.mock.rst
@@ -321,6 +321,20 @@
>>> calls = [call(4), call(2), call(3)]
>>> mock.assert_has_calls(calls, any_order=True)
+ .. method:: assert_not_called(*args, **kwargs)
+
+ Assert the mock was never called.
+
+ >>> m = Mock()
+ >>> m.hello.assert_not_called()
+ >>> obj = m.hello()
+ >>> m.hello.assert_not_called()
+ Traceback (most recent call last):
+ ...
+ AssertionError: Expected 'hello' to not have been called. Called 1 times.
+
+ .. versionadded:: 3.5
+
.. method:: reset_mock()
diff --git a/Lib/unittest/mock.py b/Lib/unittest/mock.py
--- a/Lib/unittest/mock.py
+++ b/Lib/unittest/mock.py
@@ -758,6 +758,14 @@
else:
return _call
+ def assert_not_called(_mock_self, *args, **kwargs):
+ """assert that the mock was never called.
+ """
+ self = _mock_self
+ if self.call_count != 0:
+ msg = ("Expected '%s' to not have been called. Called %s times." %
+ (self._mock_name or 'mock', self.call_count))
+ raise AssertionError(msg)
def assert_called_with(_mock_self, *args, **kwargs):
"""assert that the mock was called with the specified arguments.
diff --git a/Lib/unittest/test/testmock/testmock.py b/Lib/unittest/test/testmock/testmock.py
--- a/Lib/unittest/test/testmock/testmock.py
+++ b/Lib/unittest/test/testmock/testmock.py
@@ -1198,6 +1198,15 @@
m.assert_foo_call()
m.assret_foo_call()
+ #Issue21262
+ def test_assert_not_called(self):
+ m = Mock()
+ m.hello.assert_not_called()
+ m.hello()
+ with self.assertRaises(AssertionError):
+ m.hello.assert_not_called()
+
+
def test_mock_add_spec(self):
class _One(object):
one = 1
diff --git a/Misc/NEWS b/Misc/NEWS
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -50,6 +50,9 @@
Library
-------
+- Issue #21262: New method assert_not_called for Mock.
+ It raises AssertionError if the mock has been called.
+
- Issue #21238: New keyword argument `unsafe` to Mock. It raises
`AttributeError` incase of an attribute startswith assert or assret.
--
Repository URL: http://hg.python.org/cpython
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