brave: test rpath in installCheck

This check helps with making sure that we provide all the required
shared libraries to brave. If something is missing, the command will get
ENOENT, otherwise it should terminate normally.

pkgs/applications/networking/browsers/brave/default.nix

@@ -98,6 +98,7 @@ stdenv.mkDerivation rec {
   dontConfigure = true;
   dontBuild = true;
   dontPatchELF = true;
+  doInstallCheck = true;
 
   nativeBuildInputs = [ dpkg wrapGAppsHook ];
 
@@ -147,6 +148,11 @@ stdenv.mkDerivation rec {
       ln -sf ${xdg_utils}/bin/xdg-mime $out/opt/brave.com/brave/xdg-mime
   '';
 
+  installCheckPhase = ''
+    # Bypass upstream wrapper which suppresses errors
+    $out/opt/brave.com/brave/brave --version
+  '';
+
   passthru.updateScript = ./update.sh;
 
   meta = with stdenv.lib; {