Fix coverage reports

Author: tvdijen

phpunit.xml

@@ -1,25 +1,14 @@
 <?xml version="1.0" encoding="utf-8" ?>
-<phpunit backupGlobals="false"
-         backupStaticAttributes="false"
-         colors="true"
-         convertErrorsToExceptions="true"
-         convertNoticesToExceptions="true"
-         convertWarningsToExceptions="true"
-         processIsolation="false"
-         stopOnFailure="false"
-         bootstrap="./tests/bootstrap.php">
+<phpunit bootstrap="tests/bootstrap.php">
     <testsuites>
-        <testsuite name="Unit Tests">
-            <directory>./tests/</directory>
+        <testsuite name="The project's test suite">
+            <directory>./vendor/simplesamlphp/simplesamlphp-test-framework/tests/</directory>
+            <directory>tests/</directory>
         </testsuite>
     </testsuites>
     <filter>
         <whitelist processUncoveredFilesFromWhitelist="true">
             <directory suffix=".php">./lib</directory>
-            <exclude>
-                <directory>./vendor/</directory>
-                <directory>./tests/</directory>
-            </exclude>
         </whitelist>
     </filter>
     <logging>
@@ -28,4 +17,3 @@
         <log type="coverage-clover" target="build/logs/clover.xml" />
     </logging>
 </phpunit>
-