fix tests

tests/bootstrap.php

@@ -12,8 +12,6 @@ $CONF['language_hook'] = '';
 
 $db_file = dirname(__FILE__) . '/postfixadmin.sqlite.test';
 
-touch($db_file);
-
 $CONF['database_type'] = 'sqlite';
 $CONF['database_name'] = $db_file;
 
@@ -26,5 +24,14 @@ if (file_exists($db_file)) {
     unlink($db_file);
 }
 
+touch($db_file);
+
+list($db, $error_text) = db_connect_with_errors();
+
+if($db === false) {
+    echo "failed to connect to database\n";
+    echo $error_text;
+    exit(1);
+}
 
 require_once(dirname(__FILE__) . '/../public/upgrade.php');