Modify test link

修改测试链接

Author: ankadada

tests/Qiniu/Tests/DownloadTest.php

@@ -8,7 +8,7 @@ class DownloadTest extends \PHPUnit_Framework_TestCase
     public function test()
     {
         global $testAuth;
-        $base_url = 'http://sdk.peterpy.cn/sdktest.png';
+        $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://sdk.peterpy.cn/sdktest.png?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);

tests/Qiniu/Tests/FopTest.php

@@ -9,7 +9,7 @@ class FopTest extends \PHPUnit_Framework_TestCase
     public function testExifPub()
     {
         $fop = new Operation('sdk.peterpy.cn');
-        list($exif, $error) = $fop->execute('sdktest.png', 'exif');
+        list($exif, $error) = $fop->execute('gogopher.jpg', 'exif');
         $this->assertNull($error);
         $this->assertNotNull($exif);
     }