From 5f361b33338b8ad308a1e1cc616399358d92f8b1 Mon Sep 17 00:00:00 2001
From: Maciej Katafiasz <mkatafiasz@purestorage.com>
Date: Tue, 10 Nov 2015 20:18:01 -0800
Subject: [PATCH] Stab at implementing resetall(). See #23

---
 pytest_mock.py      |  7 +++++++
 test_pytest_mock.py | 15 +++++++++++++++
 2 files changed, 22 insertions(+)

diff --git a/pytest_mock.py b/pytest_mock.py
index 15ae609..6a99373 100644
--- a/pytest_mock.py
+++ b/pytest_mock.py
@@ -24,6 +24,13 @@ def __init__(self):
         self._patches = []  # list of mock._patch objects
         self.patch = self._Patcher(self._patches)
 
+    def resetall(self):
+        """
+        Call reset_mock() on all patchers started by this fixture.
+        """
+        for p in self._patches:
+            p.get_original()[0].reset_mock()
+
     def stopall(self):
         """
         Stop all patchers started by this fixture. Can be safely called multiple
diff --git a/test_pytest_mock.py b/test_pytest_mock.py
index 61a203c..23868b8 100644
--- a/test_pytest_mock.py
+++ b/test_pytest_mock.py
@@ -143,6 +143,21 @@ def test_mocker_has_mock_class_as_attribute_for_instantiation():
     assert isinstance(mocker.Mock(), mock_module.Mock)
 
 
+def test_mocker_resetall(mocker):
+    listdir = mocker.patch('os.listdir')
+    open = mocker.patch('os.open')
+
+    listdir("/tmp")
+    open("/tmp/foo.txt")
+    listdir.assert_called_once_with("/tmp")
+    open.assert_called_once_with("/tmp/foo.txt")
+
+    mocker.resetall()
+
+    assert not listdir.called
+    assert not open.called
+
+
 def test_mocker_stub(mocker):
     def foo(on_something):
         on_something('foo', 'bar')