diff --git a/src/Qiniu/Rtc/AppClient.php b/src/Qiniu/Rtc/AppClient.php
index 0fd0019a..a7dc11e1 100755
--- a/src/Qiniu/Rtc/AppClient.php
+++ b/src/Qiniu/Rtc/AppClient.php
@@ -33,7 +33,7 @@ public function createApp($hub, $title, $maxUsers = null, $noAutoKickUser = null
         if (!empty($maxUsers)) {
             $params['maxUsers'] = $maxUsers;
         }
-        if (!empty($noAutoKickUser)) {
+        if ($noAutoKickUser !== null) {
             $params['noAutoKickUser'] = $noAutoKickUser;
         }
         $body = json_encode($params);
@@ -65,7 +65,7 @@ public function updateApp($appId, $hub, $title, $maxUsers = null, $mergePublishR
         if (!empty($maxUsers)) {
             $params['maxUsers'] = $maxUsers;
         }
-        if (!empty($noAutoKickUser)) {
+        if ($noAutoKickUser !== null) {
             $params['noAutoKickUser'] = $noAutoKickUser;
         }
         if (!empty($mergePublishRtmp)) {
diff --git a/src/Qiniu/Sms/Sms.php b/src/Qiniu/Sms/Sms.php
index 592d6ba7..f19a124f 100644
--- a/src/Qiniu/Sms/Sms.php
+++ b/src/Qiniu/Sms/Sms.php
@@ -33,7 +33,7 @@ public function __construct(Auth $auth)
         "signature_id": <signature_id>
         }
      */
-    public function createSignature(string $signature, string $source, string $pics = null)
+    public function createSignature($signature, $source, $pics = null)
     {
         $params['signature'] = $signature;
         $params['source'] = $source;
@@ -62,7 +62,7 @@ public function createSignature(string $signature, string $source, string $pics
         "signature": string
         }
     */
-    public function updateSignature(string $id, string $signature, string $source, string $pics = null)
+    public function updateSignature($id, $signature, $source, $pics = null)
     {
         $params['signature'] = $signature;
         $params['source'] = $source;
@@ -96,7 +96,7 @@ public function updateSignature(string $id, string $signature, string $source, s
     "page_size": int,
     }
  */
-    public function checkSignature(string $audit_status = null, int $page = 1, int $page_size = 20)
+    public function checkSignature($audit_status = null, $page = 1, $page_size = 20)
     {
 
         $url = sprintf(
@@ -116,7 +116,7 @@ public function checkSignature(string $audit_status = null, int $page = 1, int $
  * id 签名id string 类型，必填，
  * @retrun : 请求成功 HTTP 状态码为 200
  */
-    public function deleteSignature(string $id)
+    public function deleteSignature($id)
     {
         $url = $this->baseURL . 'signature/' . $id;
         list(, $err)  = $this->delete($url);
@@ -139,11 +139,11 @@ public function deleteSignature(string $id)
                 }
     */
     public function createTemplate(
-        string $name,
-        string $template,
-        string $type,
-        string $description,
-        string $signture_id
+        $name,
+        $template,
+        $type,
+        $description,
+        $signture_id
     ) {
         $params['name'] = $name;
         $params['template'] = $template;
@@ -181,7 +181,7 @@ public function createTemplate(
         "page_size": int
         }
   */
-    public function queryTemplate(string $audit_status = null, int $page = 1, int $page_size = 20)
+    public function queryTemplate($audit_status = null, $page = 1, $page_size = 20)
     {
 
         $url = sprintf(
@@ -205,11 +205,11 @@ public function queryTemplate(string $audit_status = null, int $page = 1, int $p
     * @retrun : 请求成功 HTTP 状态码为 200
     */
     public function updateTemplate(
-        string $id,
-        string $name,
-        string $template,
-        string $description,
-        string $signature_id
+        $id,
+        $name,
+        $template,
+        $description,
+        $signature_id
     ) {
         $params['name'] = $name;
         $params['template'] = $template;
@@ -226,7 +226,7 @@ public function updateTemplate(
     * id :模板id string 类型，必填，
     * @retrun : 请求成功 HTTP 状态码为 200
     */
-    public function deleteTemplate(string $id)
+    public function deleteTemplate($id)
     {
         $url = $this->baseURL . 'template/' . $id;
         list(, $err)  = $this->delete($url);
@@ -243,7 +243,7 @@ public function deleteTemplate(string $id)
         "job_id": string
         }
     */
-    public function sendMessage(string $template_id, array $mobiles, array $parameters = null)
+    public function sendMessage($template_id, $mobiles, $parameters = null)
     {
         $params['template_id'] = $template_id;
         $params['mobiles'] = $mobiles;
@@ -256,7 +256,7 @@ public function sendMessage(string $template_id, array $mobiles, array $paramete
         return $ret;
     }
 
-    public function imgToBase64(string $img_file)
+    public function imgToBase64($img_file)
     {
         $img_base64 = '';
         if (file_exists($img_file)) {
diff --git a/src/Qiniu/Storage/BucketManager.php b/src/Qiniu/Storage/BucketManager.php
index e38f433e..0a2413dd 100644
--- a/src/Qiniu/Storage/BucketManager.php
+++ b/src/Qiniu/Storage/BucketManager.php
@@ -59,7 +59,7 @@ public function listbuckets(
         $line = 'false',
         $shared = 'false'
     ) {
-        $path = '/v3/buckets?region=' . $region . '&line=' . $line . '&shared=' . $share;
+        $path = '/v3/buckets?region=' . $region . '&line=' . $line . '&shared=' . $shared;
         $info = $this->ucPost($path);
         return $info;
     }
diff --git a/src/Qiniu/Storage/UploadManager.php b/src/Qiniu/Storage/UploadManager.php
index 209df11a..8fbd504c 100644
--- a/src/Qiniu/Storage/UploadManager.php
+++ b/src/Qiniu/Storage/UploadManager.php
@@ -46,7 +46,7 @@ public function put(
         $data,
         $params = null,
         $mime = 'application/octet-stream',
-        $fname = null
+        $fname = "default_filename"
     ) {
     
         $params = self::trimParams($params);
diff --git a/tests/Qiniu/Tests/CdnManagerTest.php b/tests/Qiniu/Tests/CdnManagerTest.php
index 3c45bbdf..892197da 100755
--- a/tests/Qiniu/Tests/CdnManagerTest.php
+++ b/tests/Qiniu/Tests/CdnManagerTest.php
@@ -25,7 +25,7 @@ protected function setUp()
 
         $this->cdnManager = new CdnManager($testAuth);
         $this->encryptKey = $timestampAntiLeechEncryptKey;
-        $this->imgUrl = $customDomain . '/24.jpg';
+        $this->imgUrl = $customDomain . '/sdktest.png';
     }
 
     public function testCreateTimestampAntiLeechUrl()
diff --git a/tests/Qiniu/Tests/DownloadTest.php b/tests/Qiniu/Tests/DownloadTest.php
index 82990f2a..5373ab37 100755
--- a/tests/Qiniu/Tests/DownloadTest.php
+++ b/tests/Qiniu/Tests/DownloadTest.php
@@ -8,7 +8,7 @@ class DownloadTest extends \PHPUnit_Framework_TestCase
     public function test()
     {
         global $testAuth;
-        $base_url = 'http://private-res.qiniudn.com/gogopher.jpg';
+        $base_url = 'http://sdk.peterpy.cn/gogopher.jpg';
         $private_url = $testAuth->privateDownloadUrl($base_url);
         $response = Client::get($private_url);
         $this->assertEquals(200, $response->statusCode);
@@ -17,7 +17,7 @@ public function test()
     public function testFop()
     {
         global $testAuth;
-        $base_url = 'http://private-res.qiniudn.com/gogopher.jpg?exif';
+        $base_url = 'http://sdk.peterpy.cn/gogopher.jpg?exif';
         $private_url = $testAuth->privateDownloadUrl($base_url);
         $response = Client::get($private_url);
         $this->assertEquals(200, $response->statusCode);
diff --git a/tests/Qiniu/Tests/FopTest.php b/tests/Qiniu/Tests/FopTest.php
index e1ea730e..6cbdb7f7 100755
--- a/tests/Qiniu/Tests/FopTest.php
+++ b/tests/Qiniu/Tests/FopTest.php
@@ -8,7 +8,7 @@ class FopTest extends \PHPUnit_Framework_TestCase
 {
     public function testExifPub()
     {
-        $fop = new Operation('testres.qiniudn.com');
+        $fop = new Operation('sdk.peterpy.cn');
         list($exif, $error) = $fop->execute('gogopher.jpg', 'exif');
         $this->assertNull($error);
         $this->assertNotNull($exif);
diff --git a/tests/bootstrap.php b/tests/bootstrap.php
index c300057c..5cbce357 100755
--- a/tests/bootstrap.php
+++ b/tests/bootstrap.php
@@ -21,7 +21,7 @@
 
 //cdn
 $timestampAntiLeechEncryptKey = getenv('QINIU_TIMESTAMP_ENCRPTKEY');
-$customDomain = "http://phpsdk.peterpy.cn";
+$customDomain = "http://sdk.peterpy.cn";
 
 $tid = getenv('TRAVIS_JOB_NUMBER');
 if (!empty($tid)) {