let's test something

Author: mollux

.github/workflows/tests.yml

@@ -18,11 +18,11 @@ on:
 jobs:
   phpunit:
     runs-on: ubuntu-20.04
-    name: PHPUnit ${{ matrix.php-version }} ${{ matrix.mautic_version }}
+    name: PHPUnit ${{ matrix.php_version }} ${{ matrix.mautic_version }}
     strategy:
       matrix:
         mautic_version: ["5.x-dev", "4.x-dev"]
-        php_version: ["7.4", "8.0"]
+        php_version: ["7.4", "8.0", "8.1"]
 
     services:
       mysql:

phpunit.xml.dist

@@ -1,5 +1,18 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" bootstrap="tests/bootstrap.php" colors="false" backupGlobals="false" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd">
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         backupGlobals="false"
+         backupStaticAttributes="false"
+         colors="true"
+         convertErrorsToExceptions="true"
+         convertNoticesToExceptions="true"
+         convertWarningsToExceptions="true"
+         processIsolation="false"
+         stopOnFailure="false"
+         bootstrap="tests/bootstrap.php"
+         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd"
+         failOnRisky="true"
+         failOnWarning="true"
+  >
   <coverage includeUncoveredFiles="true">
     <include>
       <directory suffix=".php">lib</directory>