diff --git a/module/pivot/test/zen/projectdeviation.php b/module/pivot/test/zen/projectdeviation.php
new file mode 100755
index 0000000000..c24692f197
--- /dev/null
+++ b/module/pivot/test/zen/projectdeviation.php
@@ -0,0 +1,42 @@
+#!/usr/bin/env php
+<?php
+
+/**
+
+title=测试 pivotZen::projectDeviation();
+timeout=0
+cid=0
+
+- 执行pivotTest模块的projectDeviationTest方法，参数是'', '' 
+ - 属性begin @2025-12-01
+ - 属性end @2025-12-31
+- 执行pivotTest模块的projectDeviationTest方法，参数是'2025-10-01', '' 
+ - 属性begin @2025-10-01
+ - 属性end @2025-12-31
+- 执行pivotTest模块的projectDeviationTest方法，参数是'', '2025-10-31' 
+ - 属性begin @2025-12-01
+ - 属性end @2025-10-31
+- 执行pivotTest模块的projectDeviationTest方法，参数是'2025-09-01', '2025-09-30' 
+ - 属性begin @2025-09-01
+ - 属性end @2025-09-30
+- 执行pivotTest模块的projectDeviationTest方法，参数是'2026-01-01', '2026-01-31' 
+ - 属性begin @2026-01-01
+ - 属性end @2026-01-31
+
+*/
+
+include dirname(__FILE__, 5) . '/test/lib/init.php';
+include dirname(__FILE__, 2) . '/lib/pivotzen.unittest.class.php';
+
+zenData('project')->gen(10);
+zenData('task')->gen(20);
+
+su('admin');
+
+$pivotTest = new pivotZenTest();
+
+r($pivotTest->projectDeviationTest('', '')) && p('begin,end') && e('2025-12-01,2025-12-31');
+r($pivotTest->projectDeviationTest('2025-10-01', '')) && p('begin,end') && e('2025-10-01,2025-12-31');
+r($pivotTest->projectDeviationTest('', '2025-10-31')) && p('begin,end') && e('2025-12-01,2025-10-31');
+r($pivotTest->projectDeviationTest('2025-09-01', '2025-09-30')) && p('begin,end') && e('2025-09-01,2025-09-30');
+r($pivotTest->projectDeviationTest('2026-01-01', '2026-01-31')) && p('begin,end') && e('2026-01-01,2026-01-31');
\ No newline at end of file