hello: Test independence of environment.noXlibs

2022-01-08 15:18:57 +01:00
parent c555a4e329
commit 0edf0fd220
1 changed files with 11 additions and 2 deletions
@@ -1,7 +1,9 @@
 { lib
 , stdenv
 , fetchurl
+, nixos
 , testVersion
+, testEqualDerivation
 , hello
 }:

@@ -16,8 +18,15 @@ stdenv.mkDerivation rec {

  doCheck = true;

-  passthru.tests.version =
-    testVersion { package = hello; };
+  passthru.tests = {
+    version = testVersion { package = hello; };
+
+    invariant-under-noXlibs =
+      testEqualDerivation
+        "hello must not be rebuilt when environment.noXlibs is set."
+        hello
+        (nixos { environment.noXlibs = true; }).pkgs.hello;
+  };

  meta = with lib; {
    description = "A program that produces a familiar, friendly greeting";