Test on newer PHP versions

Author: colinodell

.github/workflows/tests.yml

@@ -28,17 +28,14 @@ jobs:
         runs-on: ubuntu-latest
         strategy:
             matrix:
-                php: ['7.2', '7.3', '7.4']
+                php: ['7.2', '7.3', '7.4', '8.0', '8.1', '8.2', '8.3']
                 coverage: [pcov]
                 composer-flags: ['']
                 include:
                     - php: '7.1'
                       coverage: xdebug
                       composer-flags: ''
-                    - php: '8.0'
-                      coverage: false
-                      composer-flags: '--ignore-platform-req=php'
-                    - php: '8.1'
+                    - php: '8.4'
                       coverage: false
                       composer-flags: '--ignore-platform-req=php'
 
@@ -56,7 +53,7 @@ jobs:
 
             - name: "Use PHPUnit 9.3+ on PHP 8.0 & PHP 8.1"
               run: composer require --no-update --dev phpunit/phpunit:^9.3
-              if: "matrix.php == '8.0' || matrix.php == '8.1'"
+              if: "matrix.php == '8.0' || matrix.php == '8.1' || matrix.php == '8.2' || matrix.php == '8.3' || matrix.php == '8.4'"
 
             - run: composer update --no-progress ${{ matrix.composer-flags }}