fix unit tests for github workflows (#8)

.github/workflows/unittests.yml

@@ -13,13 +13,15 @@ jobs:
       with:
         php_version: 8.3
         command: update
-        php_extensions: ldap
-    - name: PHPUnit Tests for php8.2
+        php_extensions: ldap xdebug
+    - name: PHPUnit Tests for php8.3
       uses: php-actions/phpunit@v3
+      env:
+        XDEBUG_MODE: coverage
       with:
-        configuration: tests/Ltb/phpunit.xml
+        configuration: phpunit.xml
         version: latest
         php_version: 8.3
-        php_extensions: ldap
+        php_extensions: ldap xdebug
         args: --coverage-text
 

phpunit.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0"?>
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" colors="true" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/11.0/phpunit.xsd">
+  <testsuites>
+    <testsuite name="main">
+      <directory suffix="Test.php">tests/Ltb</directory>
+    </testsuite>
+  </testsuites>
+  <logging/>
+  <source>
+    <include>
+      <directory suffix=".php">src</directory>
+    </include>
+  </source>
+</phpunit>