From b87358b0a2d8f904eb2798534d8797c48ded7e35 Mon Sep 17 00:00:00 2001
From: Defelo <mail@defelo.de>
Date: Sat, 3 Jan 2026 14:49:55 +0100
Subject: [PATCH] uutils-diffutils: add installCheckPhase

---
 pkgs/by-name/uu/uutils-diffutils/package.nix | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/pkgs/by-name/uu/uutils-diffutils/package.nix b/pkgs/by-name/uu/uutils-diffutils/package.nix
index 46eb979f6d15..0650e85b415a 100644
--- a/pkgs/by-name/uu/uutils-diffutils/package.nix
+++ b/pkgs/by-name/uu/uutils-diffutils/package.nix
@@ -30,6 +30,15 @@ rustPlatform.buildRustPackage (finalAttrs: {
     ln -s $out/bin/diffutils $out/bin/diff
   '';
 
+  doInstallCheck = true;
+  installCheckPhase = ''
+    runHook preInstallCheck
+
+    $out/bin/diffutils 2>/dev/null | head -1 | grep -F 'diffutils ${finalAttrs.version}'
+
+    runHook postInstallCheck
+  '';
+
   passthru.updateScript = nix-update-script { };
 
   meta = {