adjust tests to new phpunit

.github/workflows/ci.yaml

@@ -0,0 +1,65 @@
+on: [push, pull_request]
+
+name: CI
+
+jobs:
+  php-cs-fixer:
+    name: PHP-CS-Fixer
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@master
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: '8.0'
+      - name: PHP-CS-Fixer
+        uses: OskarStark/php-cs-fixer-ga@2.16.7
+        with:
+          args: --diff --dry-run --allow-risky yes --stop-on-violation --using-cache=no --path-mode=intersection
+
+  phpstan:
+    name: PHPStan Static Analysis
+    runs-on: ubuntu-20.04
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: '8.0'
+      - name: Composer
+        run: composer install
+      - env:
+          BACKEND: smbclient
+        run: php ./vendor/bin/phpstan analyse --level 2 src
+
+  phpunit:
+    runs-on: ubuntu-20.04
+    name: Unit tests
+
+    strategy:
+      matrix:
+        backend:
+          - smbclient
+          - libsmbclient
+
+    services:
+      samba:
+        image: dperson/samba
+        env:
+          USER: "test;test"
+          SHARE: "test;/tmp;yes;no;yes;all;none"
+        ports:
+          - 139:139
+          - 445:445
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: '8.0'
+      - name: Composer
+        run: composer install
+      - name: PHPUnit Tests
+        run: php ./vendor/bin/phpunit tests