* A function to wait until a window exists.

svn path=/nixos/trunk/; revision=19246

modules/testing/test-instrumentation.nix

@@ -48,6 +48,9 @@ with pkgs.lib;
     # Panic if an error occurs in stage 1 (rather than waiting for
     # user intervention). 
     boot.kernelParams = [ "stage1panic" ];
+
+    # `xwininfo' is used by the test driver to query open windows.
+    environment.systemPackages = [ pkgs.xorg.xwininfo ];
       
   };