From 8d3777925e497b29e2259dfc88b0bca67a92923a Mon Sep 17 00:00:00 2001
From: Jonathan Ringer <jonringer117@gmail.com>
Date: Thu, 21 Nov 2019 19:04:48 -0800
Subject: [PATCH] python3Packages.python-daemon: fix missing dependency

---
 .../python-modules/python-daemon/default.nix  | 27 +++++++++++++++----
 1 file changed, 22 insertions(+), 5 deletions(-)

diff --git a/pkgs/development/python-modules/python-daemon/default.nix b/pkgs/development/python-modules/python-daemon/default.nix
index 41b7aa78bab9..e33aee6c1c91 100644
--- a/pkgs/development/python-modules/python-daemon/default.nix
+++ b/pkgs/development/python-modules/python-daemon/default.nix
@@ -1,4 +1,11 @@
-{ lib, buildPythonPackage, fetchPypi, mock, testscenarios, docutils, lockfile }:
+{ lib, buildPythonPackage, fetchPypi
+, docutils
+, lockfile
+, mock
+, pytest
+, testscenarios
+, twine
+}:
 
 buildPythonPackage rec {
   pname = "python-daemon";
@@ -9,12 +16,22 @@ buildPythonPackage rec {
     sha256 = "57c84f50a04d7825515e4dbf3a31c70cc44414394a71608dee6cfde469e81766";
   };
 
-  # A test fail within chroot builds.
-  doCheck = false;
-
-  buildInputs = [ mock testscenarios ];
+  nativeBuildInputs = [ twine ];
   propagatedBuildInputs = [ docutils lockfile ];
 
+  checkInputs = [ pytest mock testscenarios ];
+  checkPhase = ''
+    pytest -k 'not detaches_process_context \
+                and not standard_stream_file_descriptors'
+  '';
+
+  pythonImportsCheck = [
+    "daemon"
+    "daemon.daemon"
+    "daemon.pidfile"
+    "daemon.runner"
+  ];
+
   meta = with lib; {
     description = "Library to implement a well-behaved Unix daemon process";
     homepage = "https://pagure.io/python-daemon/";