diff --git a/library/think/Error.php b/library/think/Error.php
index d62f68cb..e7c96c45 100644
--- a/library/think/Error.php
+++ b/library/think/Error.php
@@ -268,8 +268,6 @@ class Error
             'DS'               => defined('DS') ? DS : 'undefined',
             '__INFO__'         => defined('__INFO__') ? __INFO__ : 'undefined',
             '__EXT__'          => defined('__EXT__') ? __EXT__ : 'undefined',
-            '__INFO__'         => defined('__INFO__') ? __INFO__ : 'undefined',
-            '__EXT__'          => defined('__EXT__') ? __EXT__ : 'undefined',
         ];
     }
 }
diff --git a/library/think/Log.php b/library/think/Log.php
index 4178a321..cf7c13a8 100644
--- a/library/think/Log.php
+++ b/library/think/Log.php
@@ -37,7 +37,7 @@ class Log
         unset($config['type']);
         self::$driver = new $class($config);
         // 记录初始化信息
-        APP_DEBUG && Log::record('[ LOG ] INIT ' . $type . ':' . var_export($config, true), 'info');
+        APP_DEBUG && Log::record('[ LOG ] INIT ' . $type . ': ' . var_export($config, true), 'info');
     }
 
     // 通知初始化
@@ -48,7 +48,7 @@ class Log
         unset($config['type']);
         self::$alarm = new $class($config['alarm']);
         // 记录初始化信息
-        APP_DEBUG && Log::record('[ CACHE ] ALARM ' . $type . ':' . var_export($config, true), 'info');
+        APP_DEBUG && Log::record('[ CACHE ] ALARM ' . $type . ': ' . var_export($config, true), 'info');
     }
 
     /**
@@ -111,6 +111,7 @@ class Log
 
     /**
      * 发送预警通知
+     * @param mixed $msg 调试信息
      * @return void
      */
     public static function send($msg)
diff --git a/tests/thinkphp/library/think/log/driver/.gitignore b/tests/thinkphp/library/think/log/driver/.gitignore
deleted file mode 100644
index a3a0c8b5..00000000
--- a/tests/thinkphp/library/think/log/driver/.gitignore
+++ /dev/null
@@ -1,2 +0,0 @@
-*
-!.gitignore
\ No newline at end of file
diff --git a/tests/thinkphp/library/think/log/driver/fileTest.php b/tests/thinkphp/library/think/log/driver/fileTest.php
new file mode 100644
index 00000000..168ef81a
--- /dev/null
+++ b/tests/thinkphp/library/think/log/driver/fileTest.php
@@ -0,0 +1,34 @@
+<?php
+// +----------------------------------------------------------------------
+// | ThinkPHP [ WE CAN DO IT JUST THINK ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2006~2016 http://thinkphp.cn All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
+// +----------------------------------------------------------------------
+// | Author: liu21st <liu21st@gmail.com>
+// +----------------------------------------------------------------------
+
+/**
+ * Test File Log
+ */
+namespace tests\thinkphp\library\think\log\driver;
+
+use think\Log;
+
+class fileTest extends \PHPUnit_Framework_TestCase
+{
+    protected function setUp()
+    {
+        Log::init(['type' => 'file']);
+    }
+
+    public function testRecord()
+    {
+        $record_msg = 'record';
+        Log::record($record_msg, 'notice');
+        $logs = Log::getLog();
+
+        $this->assertNotFalse(array_search(['type' => 'notice', 'msg' => $record_msg], $logs));
+    }
+}