Fail on direct deprecations

Author: wouterj

phpunit.xml.dist

@@ -4,6 +4,7 @@
 <phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:noNamespaceSchemaLocation="vendor/phpunit/phpunit/phpunit.xsd"
          backupGlobals="false"
+         failOnDeprecation="true"
          colors="true"
          bootstrap="tests/bootstrap.php"
 >
@@ -20,11 +21,16 @@
         </testsuite>
     </testsuites>
 
-    <source>
+    <source ignoreSuppressionOfDeprecations="true"
+            ignoreIndirectDeprecations="true"
+    >
         <include>
             <directory suffix=".php">src</directory>
         </include>
 
+        <deprecationTrigger>
+            <function>trigger_deprecation</function>
+        </deprecationTrigger>
     </source>
 
     <extensions>