add copy force param test case

Author: rwifeng

tests/Qiniu/Tests/BucketTest.php

@@ -83,13 +83,30 @@ public function testRename()
     public function testCopy()
     {
         $key = 'copyto' . rand();
+        $this->bucketManager->delete($this->bucketName, $key);
+
         $error = $this->bucketManager->copy(
             $this->bucketName,
             $this->key,
             $this->bucketName,
             $key
         );
         $this->assertNull($error);
+
+        //test force copy
+        $error = $this->bucketManager->copy(
+            $this->bucketName,
+            $this->key2,
+            $this->bucketName,
+            $key,
+            true
+        );
+        $this->assertNull($error);
+
+        $key2Stat = $this->bucketManager->stat($this->bucketName, $this->key2);
+        $key2CopiedStat = $this->bucketManager->stat($this->bucketName, $key);
+        $this->assertEquals($key2Stat['hash'], $key2CopiedStat['hash']);
+
         $error = $this->bucketManager->delete($this->bucketName, $key);
         $this->assertNull($error);
     }

tests/bootstrap.php

@@ -9,6 +9,7 @@
 $testAuth = new Auth($accessKey, $secretKey);
 $bucketName = 'phpsdk';
 $key = 'php-logo.png';
+$key2 = 'niu.png';
 $bucketNameBC = 'phpsdk-bc';
 
 $dummyAccessKey = 'abcdefghklmnopq';