diff --git a/tests/Gateways/HuaxinGatewayTest.php b/tests/Gateways/HuaxinGatewayTest.php
index 052c12f0d554671ebe72313bfb3ef79618f75963..09432530d8206fd93b0efec7cb73e912fef280b0 100644
--- a/tests/Gateways/HuaxinGatewayTest.php
+++ b/tests/Gateways/HuaxinGatewayTest.php
@@ -35,7 +35,7 @@ class HuaxinGatewayTest extends TestCase
             'password' => 'mock-password',
             'account' => 'mock-account',
             'mobile' => 18188888888,
-            'content' => '【TIGERB】This is a test message.',
+            'content' => 'This is a test message.',
             'sendTime' => '',
             'action' => 'send',
             'extno' => '',
@@ -53,7 +53,7 @@ class HuaxinGatewayTest extends TestCase
             'successCounts' => '0',
         ])->times(2);
 
-        $message = new Message(['content' => '【TIGERB】This is a test message.']);
+        $message = new Message(['content' => 'This is a test message.']);
         $config = new Config($config);
         $this->assertSame(
             [
diff --git a/tests/Gateways/HuyiGatewayTest.php b/tests/Gateways/HuyiGatewayTest.php
index a12e7e446e5f87989e61c014860d07d7c08b8531..dab65fbbb7c01c16513306b74ff38539d93eb209 100644
--- a/tests/Gateways/HuyiGatewayTest.php
+++ b/tests/Gateways/HuyiGatewayTest.php
@@ -30,7 +30,7 @@ class HuyiGatewayTest extends TestCase
         $params = [
             'account' => 'mock-api-id',
             'mobile' => strval(18188888888),
-            'content' => 'This is a huyi test message.',
+            'content' => 'This is a test message.',
             'format' => 'json',
         ];
         $gateway->shouldReceive('post')->with('http://106.ihuyi.com/webservice/sms.php?method=Submit', \Mockery::subset($params))
@@ -42,7 +42,7 @@ class HuyiGatewayTest extends TestCase
                 'msg' => 'mock-err-msg',
             ])->times(2);
 
-        $message = new Message(['content' => 'This is a huyi test message.']);
+        $message = new Message(['content' => 'This is a test message.']);
         $config = new Config($config);
 
         $this->assertSame([
diff --git a/tests/Gateways/SendcloudGatewayTest.php b/tests/Gateways/SendcloudGatewayTest.php
index 84c98f9c487ae2d0263f071188143d1c15677c63..1df3ffca4d28b479e449210e72e68f5c1f801eb1 100644
--- a/tests/Gateways/SendcloudGatewayTest.php
+++ b/tests/Gateways/SendcloudGatewayTest.php
@@ -35,7 +35,6 @@ class SendcloudGatewayTest extends TestCase
         ];
         $gateway->shouldReceive('post')
             ->with(sprintf(SendcloudGateway::ENDPOINT_TEMPLATE, 'send'), \Mockery::on(function ($params) use ($expected, $config) {
-                $expected['timestamp'] = $params['timestamp'];
                 ksort($expected);
                 $signString = [];
                 foreach ($expected as $key => $value) {
@@ -49,8 +48,8 @@ class SendcloudGatewayTest extends TestCase
                     && $params['templateId'] == $expected['templateId']
                     && $params['phone'] == $expected['phone']
                     && $params['vars'] == $expected['vars']
-                    && $params['timestamp'] >= time()
                     && $params['signature'] == $expectedSignature
+                    && !isset($params['timestamp'])
                 ;
             }))
             ->andReturn([
@@ -64,7 +63,7 @@ class SendcloudGatewayTest extends TestCase
             ])->times(2);
 
         $message = new Message([
-                'content' => 'This is a huyi test message.',
+                'content' => 'This is a test message.',
                 'template' => 'mock-tpl-id',
                 'data' => [
                     'code' => 1234,
@@ -85,4 +84,40 @@ class SendcloudGatewayTest extends TestCase
 
         $gateway->send(18188888888, $message, $config);
     }
+
+    public function testTimestampConfig()
+    {
+        $config = [
+            'sms_user' => 'mock-user',
+            'sms_key' => 'mock-key',
+            'timestamp' => true,
+        ];
+        $gateway = \Mockery::mock(SendcloudGateway::class.'[post]', [$config])->shouldAllowMockingProtectedMethods();
+
+        $gateway->shouldReceive('post')
+            ->with(sprintf(SendcloudGateway::ENDPOINT_TEMPLATE, 'send'), \Mockery::on(function($params) {
+                return isset($params['timestamp']) && strlen($params['timestamp']) == 13 && $params['timestamp'] <= time() * 1000;
+            }))->andReturn([
+                'message' => '操作成功',
+                'result' => true,
+                'statusCode' => 200,
+            ]);
+
+        $config = new Config($config);
+        $message = new Message([
+            'content' => 'This is a test message.',
+            'template' => 'mock-tpl-id',
+            'data' => [
+                'code' => 1234,
+            ],
+        ]);
+
+        $this->assertSame([
+            'message' => '操作成功',
+            'result' => true,
+            'statusCode' => 200,
+        ], $gateway->send(18188888888, $message, $config));
+
+        $gateway->send(18188888888, $message, $config);
+    }
 }