nixos/lib/test-driver: Prevent unnecessary rebuilds

infinisil · infinisil · commit b3ad661e9f68 · 2024-06-14T20:42:16.000+02:00
E.g. when only Nix files change
diff --git a/nixos/lib/test-driver/default.nix b/nixos/lib/test-driver/default.nix
@@ -13,11 +13,20 @@
 , extraPythonPackages ? (_ : [])
 , nixosTests
 }:
-
+let
+  fs = lib.fileset;
+in
 python3Packages.buildPythonApplication {
   pname = "nixos-test-driver";
   version = "1.1";
-  src = ./.;
+  src = fs.toSource {
+    root = ./.;
+    fileset = fs.unions [
+      ./pyproject.toml
+      ./test_driver
+      ./extract-docstrings.py
+    ];
+  };
   pyproject = true;
 
   propagatedBuildInputs = [
