GH Actions: test workflow improvements

.github/workflows/build-phar.yml

@@ -0,0 +1,54 @@
+name: Build PHARs
+
+on:
+  # Run on pushes to master and on all pull requests.
+  # Prevent the build from running when there are only irrelevant changes.
+  push:
+    branches:
+      - master
+    paths-ignore:
+      - '**.md'
+  pull_request:
+  # Allow manually triggering the workflow.
+  workflow_dispatch:
+
+# Cancels all previous workflow runs for the same branch that have not yet completed.
+concurrency:
+  # The concurrency group contains the workflow name and the branch name.
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        # Deliberately missing PHP 8.0 as that PHAR is build and used in the test workflow.
+        php: ['5.4', '5.5', '5.6', '7.0', '7.1', '7.2', '7.3', '7.4', '8.1', '8.2', '8.3', '8.4']
+
+    name: "Build Phar on PHP: ${{ matrix.php }}"
+
+    continue-on-error: ${{ matrix.php == '8.4' }}
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          coverage: none
+          ini-values: phar.readonly=Off, error_reporting=-1, display_errors=On
+
+      - name: Build the phars
+        run: php scripts/build-phar.php
+
+      # Both the below only check a file which is rarely changed and therefore unlikely to have issues.
+      # This test is about testing that the phars are functional, *not* about whether the code style complies.
+      - name: 'PHPCS: check code style using the Phar file to test the Phar is functional'
+        run: php phpcs.phar ./scripts
+
+      - name: 'PHPCBF: fix code style using the Phar file to test the Phar is functional'
+        run: php phpcbf.phar ./scripts

.github/workflows/quicktest.yml

@@ -0,0 +1,61 @@
+name: Quicktest
+
+on:
+  # Run on pushes to all branches except for `master`.
+  push:
+    branches-ignore:
+      - master
+    paths-ignore:
+      - '**.md'
+  # Allow manually triggering the workflow.
+  workflow_dispatch:
+
+# Cancels all previous workflow runs for the same branch that have not yet completed.
+concurrency:
+  # The concurrency group contains the workflow name and the branch name.
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  #### QUICK TEST ####
+  # This is a much quicker test run which only runs the unit tests against the low/medium/high
+  # supported PHP versions and skips the PHAR test and the tests for external JS/CSS tooling.
+  # These are basically the same builds as in the Test->Coverage workflow, but then without doing
+  # the code-coverage.
+  quicktest:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        php: ['5.4', '7.2', 'latest']
+
+    name: "QuickTest: PHP ${{ matrix.php }}"
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Install PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          ini-values: 'error_reporting=-1, display_errors=On'
+          coverage: none
+
+      # Install dependencies and handle caching in one go.
+      # @link https://github.com/marketplace/actions/install-php-dependencies-with-composer
+      - name: Install Composer dependencies
+        uses: "ramsey/composer-install@v2"
+        with:
+          # Bust the cache at least once a month - output format: YYYY-MM.
+          custom-cache-suffix: $(date -u "+%Y-%m")
+
+      - name: 'PHPCS: set the path to PHP'
+        run: php bin/phpcs --config-set php_path php
+
+      - name: 'PHPUnit: run the tests'
+        run: vendor/bin/phpunit tests/AllTests.php
+
+      # Note: The code style check is run as an integration test.
+      - name: 'PHPCS: check code style without cache, no parallel'
+        run: php bin/phpcs --no-cache --parallel=1

.github/workflows/test.yml

@@ -1,9 +1,11 @@
 name: Test
 
 on:
-  # Run on all pushes and on all pull requests.
+  # Run on pushes to `master` and on all pull requests.
   # Prevent the build from running when there are only irrelevant changes.
   push:
+    branches:
+      - master
     paths-ignore:
       - '**.md'
   pull_request:
@@ -19,14 +21,7 @@ concurrency:
 jobs:
   build:
     runs-on: ubuntu-latest
-
-    strategy:
-      matrix:
-        php: ['5.4', '5.5', '5.6', '7.0', '7.1', '7.2', '7.3', '7.4', '8.0', '8.1', '8.2', '8.3', '8.4']
-
-    name: "Build Phar on PHP: ${{ matrix.php }}"
-
-    continue-on-error: ${{ matrix.php == '8.2' }}
+    name: "Build Phar on PHP: 8.0"
 
     steps:
       - name: Checkout code
@@ -35,7 +30,7 @@ jobs:
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: ${{ matrix.php }}
+          php-version: '8.0'
           coverage: none
           ini-values: phar.readonly=Off, error_reporting=-1, display_errors=On
 
@@ -44,7 +39,6 @@ jobs:
 
       - name: Upload the PHPCS phar
         uses: actions/upload-artifact@v3
-        if: ${{ success() && matrix.php == '8.0' }}
         with:
           name: phpcs-phar
           path: ./phpcs.phar
@@ -53,14 +47,13 @@ jobs:
 
       - name: Upload the PHPCBF phar
         uses: actions/upload-artifact@v3
-        if: ${{ success() && matrix.php == '8.0' }}
         with:
           name: phpcbf-phar
           path: ./phpcbf.phar
           if-no-files-found: error
           retention-days: 28
 
-      # Both the below only check a few files which are rarely changed and therefore unlikely to have issues.
+      # Both the below only check a file which is rarely changed and therefore unlikely to have issues.
       # This test is about testing that the phars are functional, *not* about whether the code style complies.
       - name: 'PHPCS: check code style using the Phar file to test the Phar is functional'
         run: php phpcs.phar ./scripts