tell people why we need that variable

diff --git a/tests/prepare.php b/tests/prepare.php
index 6afc284341a5f102c6e77a14046dca9bdc44e09d..c80306ec1811020610d5868847be0909ddd25bb2 100644 (file)
--- a/tests/prepare.php
+++ b/tests/prepare.php
@@ -16,7 +16,9 @@
 /**
  * Prepare the application for unit testing
  */
+//that's needed in constants.php
 $_SERVER['HTTP_HOST'] = 'http://localhost/';
+
 define('UNIT_TEST_MODE', true);
 
 if ('@data_dir@' == '@' . 'data_dir@') {