From 9a2fcbe86411c435e5b8bca47844b064ab44581f Mon Sep 17 00:00:00 2001
From: Tommaso Gragnato <gragnato.tommaso@icloud.com>
Date: Sat, 7 Sep 2024 13:49:54 +0200
Subject: [PATCH] ci(tests): isolate the syntax check / parallelise the check
 of formulae

---
 .github/workflows/tests.yml | 59 ++++++++++++++++++++++++++++++++-----
 1 file changed, 52 insertions(+), 7 deletions(-)

diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 10613f9..21e7593 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -10,10 +10,9 @@ on:
 jobs:
 
   test-bot:
-    strategy:
-      matrix:
-        os: [ macos-12, macos-13, macos-14, ubuntu-latest ]
-    runs-on: ${{ matrix.os }}
+
+    name: Homebrew Test Bot (Syntax)
+    runs-on: ubuntu-latest
 
     steps:
 
@@ -37,8 +36,54 @@ jobs:
 
       - run: brew test-bot --only-setup
 
-      - run: brew test-bot --only-tap-syntax
+      - name: Test syntax of all formulae
+        run: brew test-bot --only-tap-syntax
+
+  get-formulas:
+
+    runs-on: ubuntu-latest
+    outputs:
+      formulas: ${{ steps.get-formulas.outputs.formulas }}
+
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v4
 
-      - run: brew test-bot --only-formulae --root-url=https://ghcr.io/v2/tgragnato/tap amule
+      - name: Get list of all formulae
+        id: get-formulas
+        run: |
+          FORMULAS=$(find Formula -name '*.rb' -exec basename {} .rb \;)
+          FORMULAS_JSON=$(echo $FORMULAS | jq -R -s -c 'split(" ")')
+          echo "::set-output name=formulas::$FORMULAS_JSON"
+
+  test-formulae:
+
+    name: Homebrew Test Bot (Formulae)
+    needs: [test-bot, get-formulas]
+    if: success()
+    strategy:
+      matrix:
+        os: [ macos-12, macos-13, macos-14, ubuntu-latest ]
+        formula: ${{fromJson(needs.get-formulas.outputs.formulas)}}
+    runs-on: ${{ matrix.os }}
+
+    steps:
+
+      - name: Set up Homebrew
+        id: set-up-homebrew
+        uses: Homebrew/actions/setup-homebrew@master
+
+      - name: Cache Homebrew Bundler RubyGems
+        id: cache
+        uses: actions/cache@v4
+        with:
+          path: ${{ steps.set-up-homebrew.outputs.gems-path }}
+          key: ${{ runner.os }}-rubygems-${{ steps.set-up-homebrew.outputs.gems-hash }}
+          restore-keys: ${{ runner.os }}-rubygems-
+
+      - name: Install Homebrew Bundler RubyGems
+        if: steps.cache.outputs.cache-hit != 'true'
+        run: brew install-bundler-gems
 
-      - run: brew test-bot --only-formulae --root-url=https://ghcr.io/v2/tgragnato/tap magnetico
+      - name: Test formula ${{ matrix.formula }}
+        run: brew test-bot --only-formulae ${{ matrix.formula }}