profiles/common: Add a new requiresTests option.

The idea is that modules can define a list of test jobs which need to
succeed whenever the module is used.

In the end this should make channel updates a bit less frightening for
people not already confident in using NixOS.

Signed-off-by: aszlig <aszlig@redmoonstudios.org>

1 files changed, 9 insertions, 0 deletions

diff --git a/modules/profiles/common.nix b/modules/profiles/common.nix
index 39535d4f..8621f6ae 100644
--- a/modules/profiles/common.nix
+++ b/modules/profiles/common.nix
@@ -33,6 +33,15 @@ with lib;
         The channel name which is used to refer to <literal>vuizvui</literal>.
       '';
     };
+
+    requiresTests = mkOption {
+      type = types.listOf types.package;
+      default = [];
+      description = ''
+        A list of derivations which have to succeed in order to trigger a
+        channel update for the current configuration/machine.
+      '';
+    };
   };
 
   config = {