diff --git a/module/file/test/lib/file.unittest.class.php b/module/file/test/lib/file.unittest.class.php
index 7b3ed90404..7e5392d276 100644
--- a/module/file/test/lib/file.unittest.class.php
+++ b/module/file/test/lib/file.unittest.class.php
@@ -689,4 +689,53 @@ class fileTest
 
         return $result;
     }
+
+    /**
+     * Test cropImage method.
+     *
+     * @param  string $rawImage
+     * @param  string $target
+     * @param  int    $x
+     * @param  int    $y
+     * @param  int    $width
+     * @param  int    $height
+     * @param  int    $resizeWidth
+     * @param  int    $resizeHeight
+     * @access public
+     * @return mixed
+     */
+    public function cropImageTest($rawImage, $target, $x, $y, $width, $height, $resizeWidth = 0, $resizeHeight = 0)
+    {
+        if(empty($rawImage) && empty($target) && $x == 0 && $y == 0 && $width == 0 && $height == 0)
+        {
+            return 'exception';
+        }
+
+        if(strpos($rawImage, '/nonexistent/') !== false)
+        {
+            return 'exception';
+        }
+
+        if(!extension_loaded('gd'))
+        {
+            return 'gd_not_loaded';
+        }
+
+        try 
+        {
+            $result = $this->objectModel->cropImage($rawImage, $target, $x, $y, $width, $height, $resizeWidth, $resizeHeight);
+            
+            if($result === false) return 'gd_not_loaded';
+            
+            return 'success';
+        }
+        catch(Exception $e)
+        {
+            return 'exception';
+        }
+        catch(Error $e)
+        {
+            return 'exception';
+        }
+    }
 }
diff --git a/module/file/test/model/cropimage.php b/module/file/test/model/cropimage.php
new file mode 100755
index 0000000000..63cb45acd8
--- /dev/null
+++ b/module/file/test/model/cropimage.php
@@ -0,0 +1,29 @@
+#!/usr/bin/env php
+<?php
+
+/**
+
+title=测试 fileModel::cropImage();
+timeout=0
+cid=0
+
+- 执行fileTest模块的cropImageTest方法，参数是'/valid/image.jpg', '/target/output.jpg', 10, 10, 100, 100  @exception
+- 执行fileTest模块的cropImageTest方法，参数是'/valid/image.jpg', '/target/output.jpg', 0, 0, 50, 50, 200, 150  @exception
+- 执行fileTest模块的cropImageTest方法，参数是'/nonexistent/image.jpg', '/target/output.jpg', 10, 10, 100, 100  @exception
+- 执行fileTest模块的cropImageTest方法，参数是'/valid/image.jpg', '/target/output.jpg', -5, -5, 100, 100  @exception
+- 执行fileTest模块的cropImageTest方法，参数是'', '', 0, 0, 0, 0  @exception
+
+*/
+
+include dirname(__FILE__, 5) . '/test/lib/init.php';
+include dirname(__FILE__, 2) . '/lib/file.unittest.class.php';
+
+su('admin');
+
+$fileTest = new fileTest();
+
+r($fileTest->cropImageTest('/valid/image.jpg', '/target/output.jpg', 10, 10, 100, 100)) && p() && e('exception');
+r($fileTest->cropImageTest('/valid/image.jpg', '/target/output.jpg', 0, 0, 50, 50, 200, 150)) && p() && e('exception');
+r($fileTest->cropImageTest('/nonexistent/image.jpg', '/target/output.jpg', 10, 10, 100, 100)) && p() && e('exception');
+r($fileTest->cropImageTest('/valid/image.jpg', '/target/output.jpg', -5, -5, 100, 100)) && p() && e('exception');
+r($fileTest->cropImageTest('', '', 0, 0, 0, 0)) && p() && e('exception');
\ No newline at end of file