* [uitest] add exception config.

test/config/config.php

@@ -43,6 +43,7 @@ $config->uitest->chrome->options[] = '--ignore-certificate-errors';
 $config->uitest->chrome->options[] = '--test-type';
 $config->uitest->chrome->options[] = '--start-maximized';
 
+$config->uitest->setExceptionHandler    = true;
 $config->uitest->exitBrowserOnException = true;
 $extConfigFiles = glob(dirname(__FILE__) . DS . 'ext' . DS . '*.php');
 if($extConfigFiles) foreach($extConfigFiles as $extConfigFile) include $extConfigFile;

test/lib/ui.php

@@ -154,13 +154,13 @@ class tester extends result
         $this->cookieFile = '/tmp/cookie';
 
         // 设置异常处理函数
-        set_exception_handler(array($this, 'exceptionHandler'));
+        if($this->config->uitest->setExceptionHandler) set_exception_handler(array($this, 'exceptionHandler'));
     }
 
     /**
      * Exception handler.
      *
-     * @param  int    $e
+     * @param  object    $e
      * @access public
      * @return void
      */