diff --git a/module/admin/test/lib/zen.class.php b/module/admin/test/lib/zen.class.php
index 2dea5ab796..5960eb149a 100644
--- a/module/admin/test/lib/zen.class.php
+++ b/module/admin/test/lib/zen.class.php
@@ -104,4 +104,18 @@ class adminZenTest extends baseTest
         if(dao::isError()) return dao::getError();
         return $result;
     }
+
+    /**
+     * Test syncPublicClasses method.
+     *
+     * @param  int $limit
+     * @access public
+     * @return mixed
+     */
+    public function syncPublicClassesTest(int $limit = 3)
+    {
+        $result = $this->invokeArgs('syncPublicClasses', [$limit]);
+        if(dao::isError()) return dao::getError();
+        return $result;
+    }
 }
diff --git a/module/admin/test/zen/syncpublicclasses.php b/module/admin/test/zen/syncpublicclasses.php
new file mode 100755
index 0000000000..f239c2e49b
--- /dev/null
+++ b/module/admin/test/zen/syncpublicclasses.php
@@ -0,0 +1,31 @@
+#!/usr/bin/env php
+<?php
+
+/**
+
+title=测试 adminZen::syncPublicClasses();
+timeout=0
+cid=0
+
+- 执行$adminTest, 'syncPublicClassesTest') ? 1 : 0 @1
+- 执行adminTest模块的syncPublicClassesTest方法，参数是3)) ? 1 : 0  @1
+- 执行adminTest模块的syncPublicClassesTest方法，参数是1)) ? 1 : 0  @1
+- 执行adminTest模块的syncPublicClassesTest方法，参数是5)) ? 1 : 0  @1
+- 执行adminTest模块的syncPublicClassesTest方法，参数是0)) ? 1 : 0  @1
+
+*/
+
+include dirname(__FILE__, 5) . '/test/lib/init.php';
+include dirname(__FILE__, 2) . '/lib/zen.class.php';
+
+su('admin');
+
+global $config;
+
+$adminTest = new adminZenTest();
+
+r(method_exists($adminTest, 'syncPublicClassesTest') ? 1 : 0) && p() && e(1);
+r(is_bool($adminTest->syncPublicClassesTest(3)) ? 1 : 0) && p() && e(1);
+r(is_bool($adminTest->syncPublicClassesTest(1)) ? 1 : 0) && p() && e(1);
+r(is_bool($adminTest->syncPublicClassesTest(5)) ? 1 : 0) && p() && e(1);
+r(is_bool($adminTest->syncPublicClassesTest(0)) ? 1 : 0) && p() && e(1);
\ No newline at end of file