chore(lib/select): init simple test

lib/inventory/distributed-service/tests/import_module_spec.nix

@@ -1,4 +1,4 @@
-{ callInventoryAdapter }:
+{ callInventoryAdapter, ... }:
 let
   # Authored module
   # A minimal module looks like this

lib/select/tests.nix

@@ -1,4 +1,10 @@
-{ clanLib }:
+{ clanLib, ... }:
+let
+  inherit (clanLib) select;
+in
 {
-
+  test_simple_1 = {
+    expr = select "a" { a = 1; };
+    expected = 1;
+  };
 }