More fixed to unit tests build

tests/phpunit/phpunit.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<phpunit bootstrap="autoload.php" backupGlobals="false"
+         backupStaticAttributes="false" strict="true" verbose="true">
+  <testsuite name="Chamilo tests suite">
+    <directory suffix="Test.php">../phpunit/classes</directory>
+  </testsuite>
+  <logging>
+    <log type="coverage-clover" target="../logs/clover.xml"/>
+    <log type="coverage-html" target="../coverage" title="ChamiloTests"/>
+    <log type="junit" target="../logs/junit.xml" logIncompleteSkipped="false"/>
+  </logging>
+  <filter>
+    <whitelist addUncoveredFilesFromWhitelist="true">
+      <directory suffix=".php">../../main</directory>
+      <exclude>
+        <file>inc/autoload.inc.php</file>
+      </exclude>
+    </whitelist>
+  </filter>
+</phpunit>