jenkins: Inline update script, add test reference

pkgs/development/tools/continuous-integration/jenkins/default.nix

@@ -1,4 +1,4 @@
-{ stdenv, fetchurl }:
+{ stdenv, fetchurl, common-updater-scripts, coreutils, git, gnused, nix, nixfmt, writeScript, nixosTests, jq, cacert, curl }:
 
 stdenv.mkDerivation rec {
   pname = "jenkins";
@@ -14,11 +14,50 @@ stdenv.mkDerivation rec {
     cp "$src" "$out/webapps/jenkins.war"
   '';
 
+  passthru = {
+    tests = { inherit (nixosTests) jenkins; };
+
+    updateScript = writeScript "update.sh" ''
+      #!${stdenv.shell}
+      set -o errexit
+      PATH=${
+       stdenv.lib.makeBinPath [
+          cacert
+          common-updater-scripts
+          coreutils
+          curl
+          git
+          gnused
+          jq
+          nix
+          nixfmt
+        ]
+      }
+
+      core_json="$(curl -s --fail --location https://updates.jenkins.io/stable/update-center.actual.json | jq .core)"
+      oldVersion=$(nix-instantiate --eval -E "with import ./. {}; lib.getVersion jenkins" | tr -d '"')
+
+      version="$(jq -r .version <<<$core_json)"
+      sha256="$(jq -r .sha256 <<<$core_json)"
+      hash="$(nix-hash --type sha256 --to-base32 "$sha256")"
+      url="$(jq -r .url <<<$core_json)"
+
+      if [ ! "$oldVersion" = "$version" ]; then
+        update-source-version jenkins "$version" "$hash" "$url"
+        nixpkgs="$(git rev-parse --show-toplevel)"
+        default_nix="$nixpkgs/pkgs/development/tools/continuous-integration/jenkins/default.nix"
+        nixfmt "$default_nix"
+      else
+        echo "jenkins is already up-to-date"
+      fi
+    '';
+  };
+
   meta = with stdenv.lib; {
     description = "An extendable open source continuous integration server";
     homepage = "https://jenkins-ci.org";
     license = licenses.mit;
     platforms = platforms.all;
-    maintainers = with maintainers; [ coconnor fpletz earldouglas ];
+    maintainers = with maintainers; [ coconnor fpletz earldouglas nequissimus ];
   };
 }

pkgs/development/tools/continuous-integration/jenkins/update.sh

@@ -1,22 +0,0 @@
-#!/usr/bin/env nix-shell
-#!nix-shell -i bash -p curl common-updater-scripts jq
-
-set -eu -o pipefail
-
-core_json="$(curl -s --fail --location https://updates.jenkins.io/stable/update-center.actual.json | jq .core)"
-oldVersion=$(nix-instantiate --eval -E "with import ./. {}; lib.getVersion jenkins" | tr -d '"')
-
-version="$(jq -r .version <<<$core_json)"
-sha256="$(jq -r .sha256 <<<$core_json)"
-hash="$(nix-hash --type sha256 --to-base32 "$sha256")"
-url="$(jq -r .url <<<$core_json)"
-
-if [ ! "${oldVersion}" = "${version}" ]; then
-  update-source-version jenkins "$version" "$hash" "$url"
-  nixpkgs="$(git rev-parse --show-toplevel)"
-  default_nix="$nixpkgs/pkgs/development/tools/continuous-integration/jenkins/default.nix"
-  git add "${default_nix}"
-  git commit -m "jenkins: ${oldVersion} -> ${version}"
-else
-  echo "jenkins is already up-to-date"
-fi