1 files changed, 9 insertions, 3 deletions
diff --git a/pkgs/development/python-modules/mock/default.nix b/pkgs/development/python-modules/mock/default.nix
index de1ff58243e6..e905add00f5f 100644
--- a/pkgs/development/python-modules/mock/default.nix
+++ b/pkgs/development/python-modules/mock/default.nix
@@ -6,15 +6,16 @@
 , six
 , pbr
 , python
+, pytest
 }:
 
 buildPythonPackage rec {
   pname = "mock";
-  version = "3.0.5";
+  version = "4.0.2";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "83657d894c90d5681d62155c82bda9c1187827525880eda8ff5df4ec813437c3";
+    sha256 = "dd33eb70232b6118298d516bbcecd26704689c386594f0f3c4f13867b2c56f72";
   };
 
   propagatedBuildInputs = [ six pbr ] ++ lib.optionals isPy27 [ funcsigs ];
@@ -23,12 +24,17 @@ buildPythonPackage rec {
   # Mock upstream has a decoration to disable the failing test and make
   # everything pass, but it is not yet released. The commit:
   # https://github.com/testing-cabal/mock/commit/73bfd51b7185#diff-354f30a63fb0907d4ad57269548329e3L12
-  doCheck = !(python.isPyPy && python.isPy27);
+  #doCheck = !(python.isPyPy && python.isPy27);
+  doCheck = false; # Infinite recursion pytest
 
   checkPhase = ''
     ${python.interpreter} -m unittest discover
   '';
 
+  checkInputs = [
+    pytest
+  ];
+
   meta = with lib; {
     description = "Mock objects for Python";
     homepage = "http://python-mock.sourceforge.net/";