From 674c1151c6e23ff3ee21f5a1cb45133e8d51a279 Mon Sep 17 00:00:00 2001
From: davidak <git@davidak.de>
Date: Fri, 9 Sep 2022 18:50:18 +0200
Subject: [PATCH] vapoursynth: add version test

workaround needed for version format
---
 pkgs/development/libraries/vapoursynth/default.nix | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/vapoursynth/default.nix b/pkgs/development/libraries/vapoursynth/default.nix
index 7c7987478b80..7962e2111039 100644
--- a/pkgs/development/libraries/vapoursynth/default.nix
+++ b/pkgs/development/libraries/vapoursynth/default.nix
@@ -1,6 +1,6 @@
 { lib, stdenv, fetchFromGitHub, pkg-config, autoreconfHook, makeWrapper
 , runCommandCC, runCommand, vapoursynth, writeText, patchelf, buildEnv
-, zimg, libass, python3, libiconv
+, zimg, libass, python3, libiconv, testers
 , ApplicationServices
 }:
 
@@ -38,6 +38,12 @@ stdenv.mkDerivation rec {
       inherit lib python3 buildEnv writeText runCommandCC stdenv runCommand
         vapoursynth makeWrapper withPlugins;
     };
+
+    tests.version = testers.testVersion {
+      package = vapoursynth;
+      # Check Core version to prevent false positive with API version
+      version = "Core R${version}";
+    };
   };
 
   postInstall = ''
@@ -56,5 +62,6 @@ stdenv.mkDerivation rec {
     license     = licenses.lgpl21;
     platforms   = platforms.x86_64;
     maintainers = with maintainers; [ rnhmjoj sbruder tadeokondrak ];
+    mainProgram = "vspipe";
   };
 }