Merge pull request #225 from dennisameling/phpunit-8-upgrade

Upgrade to PHPUnit 9

Author: dennisameling

.gitignore

@@ -3,12 +3,12 @@
 /.project
 /.settings
 /.phpintel
-/composer.lock
 /phpunit.xml
 /tests/local.config.php
 /tests/local.config.php_*
 /tests/local.tokens.php
 /tests/phpunit.phar
 /vendor
 .DS_Store
-/.ddev
+/.ddev
+.phpunit.result.cache

composer.json

@@ -22,7 +22,7 @@
   "require-dev": {
     "raveren/kint": "~0.9",
     "friendsofphp/php-cs-fixer": "~2.16.1",
-    "phpunit/phpunit": "~7.5.0"
+    "phpunit/phpunit": "~9.4.0"
   },
   "scripts": {
     "test": "vendor/bin/phpunit"