Upgrade PHPUnit

.gitignore

@@ -1,4 +1,4 @@
 /vendor/
 /.phpcs-cache
-/.phpunit.result.cache
+/.phpunit.cache
 /composer.lock

composer.json

@@ -12,7 +12,7 @@
         "nicwortel/coding-standard": "^2.0",
         "phpstan/phpstan": "^1.8",
         "phpstan/phpstan-symfony": "^1.2",
-        "phpunit/phpunit": "^9.0",
+        "phpunit/phpunit": "^10.3",
         "slevomat/coding-standard": ">=6.3.11",
         "squizlabs/php_codesniffer": "^3.5",
         "symfony/process": "^5.0"

phpunit.xml

@@ -4,18 +4,17 @@
          bootstrap="vendor/autoload.php"
          executionOrder="depends,defects"
          beStrictAboutOutputDuringTests="true"
-         beStrictAboutTodoAnnotatedTests="true"
          colors="true"
-         verbose="true">
+         cacheDirectory=".phpunit.cache">
     <testsuites>
         <testsuite name="default">
             <directory suffix="Test.php">tests</directory>
         </testsuite>
     </testsuites>
-
-    <coverage processUncoveredFiles="true">
+    <coverage/>
+    <source>
         <include>
             <directory suffix=".php">src</directory>
         </include>
-    </coverage>
+    </source>
 </phpunit>