fix os.startfile patch under linux

xflr6 · May 9, 2017 · be24e7b · be24e7b
1 parent f3a6ce0
commit be24e7b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/tests/test_backend.py b/tests/test_backend.py
@@ -59,7 +59,7 @@ def test_view_linux(Popen):
 
 
 @mock.patch('graphviz.backend.PLATFORM', 'windows')
-@mock.patch('os.startfile')
+@mock.patch('os.startfile', create=True)
 def test_view_windows(startfile):
     view('spam')
     startfile.assert_called_once_with('spam')