anchor.diff:            ''
               # Wait for a while and capture the output of the entry page
               my $result = $test3->mustSucceed("sleep 30; curl --fail http://test1/stafftracker/index.php");
  -            
  +
               # The entry page should contain my name :-)
  -            
  +
               if ($result =~ /Sander/) {
                   print "Entry page contains Sander!\n";
               }
               else {
                   die "Entry page should contain Sander!\n";
               }
  -            
  +
               # Start Firefox and take a screenshot
  -            
  +
               $test3->mustSucceed("firefox http://test1/stafftracker/index.php &");
  -            $test3->waitForWindow(qr/Nightly/);
  +            $test3->waitForWindow(qr/Firefox/);
               $test3->mustSucceed("sleep 30");
               $test3->screenshot("screen");
             '';
  
positive.code:         src = disnix_stafftracker_php_example;
          inherit officialRelease;
        };
        
      build =
        pkgs.lib.genAttrs systems (system:
          let
            pkgs = import nixpkgs { inherit system; };
    
            disnixos = import "${pkgs.disnixos}/share/disnixos/testing.nix" {
              inherit nixpkgs system;
          };
  
negative.code: 
  let
    pkgs = import nixpkgs {};
  
    jobs = rec {
      tarball =
        let
          pkgs = import nixpkgs {};
  
          disnixos = import "${pkgs.disnixos}/share/disnixos/testing.nix" {
            inherit nixpkgs;
          };
  