diff --git a/module/program/model.php b/module/program/model.php
index 27e9a5c29d..ef0ae83f2c 100644
--- a/module/program/model.php
+++ b/module/program/model.php
@@ -1230,13 +1230,14 @@ class programModel extends model
     }
 
     /**
+     * 获取顶级项目集的ID。
      * Get top program by id.
      *
      * @param  int    $programID
      * @access public
      * @return int
      */
-    public function getTopByID($programID)
+    public function getTopByID(int $programID): int
     {
         if(empty($programID)) return 0;
 
@@ -1247,16 +1248,17 @@ class programModel extends model
     }
 
     /**
+     * 通过路径获取顶级项目集的ID。
      * Get top program by path.
      *
      * @param  string  $path
      * @access public
-     * @return string
+     * @return int
      */
-    public function getTopByPath($path)
+    public function getTopByPath($path): int
     {
         $paths = explode(',', trim($path, ','));
-        return $paths[0];
+        return (int)$paths[0];
     }
 
     /**
diff --git a/module/program/test/model/gettopbyid.php b/module/program/test/model/gettopbyid.php
index 0a60a11007..940f5428eb 100755
--- a/module/program/test/model/gettopbyid.php
+++ b/module/program/test/model/gettopbyid.php
@@ -7,11 +7,8 @@ su('admin');
 /**
 
 title=测试 programModel::getTopByID();
+timeout=0
 cid=1
-pid=1
-
-获取项目集1最上级的项目集id >> 1
-获取项目集1000最上级的项目集id >> 0
 
 */
 
@@ -21,4 +18,4 @@ $top1    = $tester->program->getTopByID(1);
 $top1000 = $tester->program->getTopByID(1000);
 
 r($top1)    && p() && e('1'); //获取项目集1最上级的项目集id
-r($top1000) && p() && e('0'); //获取项目集1000最上级的项目集id
\ No newline at end of file
+r($top1000) && p() && e('0'); //获取项目集1000最上级的项目集id
diff --git a/module/program/test/model/gettopbypath.php b/module/program/test/model/gettopbypath.php
index 39d9dfaf56..88b0c16823 100644
--- a/module/program/test/model/gettopbypath.php
+++ b/module/program/test/model/gettopbypath.php
@@ -5,11 +5,8 @@ include dirname(__FILE__, 5) . '/test/lib/init.php';
 /**
 
 title=测试 programModel::getTopByPath();
+timeout=0
 cid=1
-pid=1
-
-获取顶级项目集的顶级id     >> 1
-获取子项目集的顶级父项目集 >> 2
 
 */