diff --git a/module/metric/calc/global/rate/rate_of_annual_delivered_story.php b/module/metric/calc/global/rate/rate_of_annual_delivered_story.php
index 4aed84cc9f..3a2aa2a1c6 100644
--- a/module/metric/calc/global/rate/rate_of_annual_delivered_story.php
+++ b/module/metric/calc/global/rate/rate_of_annual_delivered_story.php
@@ -26,12 +26,12 @@ class rate_of_annual_delivered_story extends baseCalc
 
     public $fieldList = array('t1.stage', 't1.releasedDate', 't1.closedReason', 't1.closedDate');
 
-    public function calculate($data)
+    public function calculate($row)
     {
-        $stage        = $data->stage;
-        $closedReason = $data->closedReason;
-        $releasedDate = $data->releasedDate;
-        $closedDate   = $data->closedDate;
+        $stage        = $row->stage;
+        $closedReason = $row->closedReason;
+        $releasedDate = $row->releasedDate;
+        $closedDate   = $row->closedDate;
 
         $date = null;
         if($closedReason == 'done') $date = $closedDate;
diff --git a/module/metric/test/calc/global/rate/rate_of_annual_delivered_story.php b/module/metric/test/calc/global/rate/rate_of_annual_delivered_story.php
new file mode 100755
index 0000000000..166984ae70
--- /dev/null
+++ b/module/metric/test/calc/global/rate/rate_of_annual_delivered_story.php
@@ -0,0 +1,23 @@
+#!/usr/bin/env php
+<?php
+include dirname(__FILE__, 7) . '/test/lib/init.php';
+include dirname(__FILE__, 4) . '/calc.class.php';
+
+zdTable('product')->config('product', $useCommon = true, $levels = 4)->gen(10);
+zdTable('story')->config('story_status_closedreason', $useCommon = true, $levels = 4)->gen(1000);
+
+$metric = new metricTest();
+$calc   = $metric->calcMetric(__FILE__);
+
+/**
+
+title=rate_of_annual_delivered_story
+timeout=0
+cid=1
+
+*/
+
+r($calc->getResult(array('year' => '2011'))) && p('0:value') && e('1'); // 测试2011年研发需求交付率。
+r($calc->getResult(array('year' => '2014'))) && p('0:value') && e('1'); // 测试2014年研发需求交付率。
+r($calc->getResult(array('year' => '2015'))) && p('0:value') && e('1'); // 测试2015年研发需求交付率。
+r($calc->getResult(array('year' => '2099'))) && p('') && e('0'); // 测试错误的年份。