Initial commit

flake/den/templates/examples/modules/_example/ci/one-os-package-per-user.nix

@@ -0,0 +1,41 @@
+let
+
+  # Example: adds hello into each user. provides only to OS.
+  hello-package-for-user =
+    {
+      user,
+      host,
+      ...
+    }:
+    {
+      ${host.class} =
+        { pkgs, ... }:
+        {
+          users.users.${user.userName}.packages = [ pkgs.hello ];
+        };
+    };
+
+in
+{
+
+  den.default.includes = [ hello-package-for-user ];
+
+  perSystem =
+    {
+      checkCond,
+      rockhopper,
+      lib,
+      ...
+    }:
+    {
+      checks.alice-hello-enabled-by-default = checkCond "added hello at user packages" (
+        let
+          progs = rockhopper.config.users.users.alice.packages;
+          expr = map lib.getName progs;
+          expected = [ "hello" ];
+        in
+        expr == expected
+      );
+    };
+
+}