From a6622bf00a033921d1c08a38fb9d64b8feafdf56 Mon Sep 17 00:00:00 2001
From: Robert Hensing <robert@roberthensing.nl>
Date: Tue, 24 Oct 2023 11:16:34 +0200
Subject: writers/test: Refactor

It now also checks the executable bit.
---
 pkgs/build-support/writers/test.nix | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/pkgs/build-support/writers/test.nix b/pkgs/build-support/writers/test.nix
index ba481e6f625..005daf0be5b 100644
--- a/pkgs/build-support/writers/test.nix
+++ b/pkgs/build-support/writers/test.nix
@@ -7,6 +7,7 @@
 , python3Packages
 , pypy3Packages
 , runCommand
+, testers
 , writers
 , writeText
 }:
@@ -36,14 +37,7 @@ let
     let
       expectedFile = writeText "${file.name}-expected" expected;
     in
-    runCommand "run-${file.name}" {} ''
-      if ! diff -u ${file} ${expectedFile}; then
-        echo 'test ${file.name} failed'
-        exit 1
-      fi
-
-      touch $out
-    '';
+    testers.testEqualContents { expected = expectedFile; actual = file; assertion = "${file.name} matches"; };
 in
 lib.recurseIntoAttrs {
   bin = lib.recurseIntoAttrs {
-- 
cgit 1.4.1