Merge pull request #7 from cashier-provider/2.x

Added testing with PHP 8.1

.github/workflows/phpunit.yml

@@ -2,14 +2,42 @@ name: phpunit
 on: [ push ]
 
 jobs:
-    build:
+    old:
         runs-on: ubuntu-latest
 
         strategy:
             fail-fast: true
             matrix:
                 php: [ "7.3", "7.4", "8.0" ]
-                laravel: [ "6.0", "7.0", "8.0" ]
+                laravel: [ "6.0", "7.0" ]
+
+        name: PHP ${{ matrix.php }}, Laravel ${{ matrix.laravel }}
+
+        steps:
+            -   name: Checkout code
+                uses: actions/checkout@v2
+
+            -   name: Setup PHP
+                uses: shivammathur/setup-php@v2
+                with:
+                    php-version: ${{ matrix.php }}
+                    extensions: curl, mbstring, zip, pcntl, pdo, pdo_sqlite, iconv, bcmath
+                    coverage: none
+
+            -   name: Install dependencies
+                run: composer require laravel/framework:^${{ matrix.laravel }}
+
+            -   name: Execute tests
+                run: sudo vendor/bin/phpunit
+
+    new:
+        runs-on: ubuntu-latest
+
+        strategy:
+            fail-fast: true
+            matrix:
+                php: [ "7.3", "7.4", "8.0", "8.1" ]
+                laravel: [ "8.0" ]
 
         name: PHP ${{ matrix.php }}, Laravel ${{ matrix.laravel }}