Merge pull request #107872 from r-k-b/fix-xdot-numpy-and-gtk-test-dep…

…endencies

xdot: fix tests

pkgs/development/python-modules/xdot/default.nix

@@ -1,5 +1,5 @@
-{ lib, buildPythonPackage, fetchPypi, isPy3k
-, wrapGAppsHook, gobject-introspection, pygobject3, graphviz, gtk3 }:
+{ lib, buildPythonPackage, fetchPypi, isPy3k, python3, xvfb_run, stdenv
+, wrapGAppsHook, gobject-introspection, pygobject3, graphviz, gtk3, numpy }:
 
 buildPythonPackage rec {
   pname = "xdot";
@@ -11,9 +11,16 @@ buildPythonPackage rec {
   };
 
   disabled = !isPy3k;
-
   nativeBuildInputs = [ wrapGAppsHook ];
-  propagatedBuildInputs = [ gobject-introspection pygobject3 graphviz gtk3 ];
+  propagatedBuildInputs = [ gobject-introspection pygobject3 graphviz gtk3 numpy ];
+  checkInputs = [ xvfb_run ];
+
+  checkPhase = ''
+    xvfb-run -s '-screen 0 800x600x24' ${python3.interpreter} nix_run_setup test
+  '';
+
+  # https://github.com/NixOS/nixpkgs/pull/107872#issuecomment-752175866
+  doCheck = stdenv.isLinux;
 
   meta = with lib; {
     description = "An interactive viewer for graphs written in Graphviz's dot";