From d16cf0416784db82147ee5aaad1054840d028e7d Mon Sep 17 00:00:00 2001
From: Zhidao HONG <z.hong@f5.com>
Date: Mon, 2 Aug 2021 12:30:38 +0800
Subject: Router: fixed segmentation fault.

In the case that routes or upstreams is empty and the pass option is a variable.
If the resolved pass is routes or upstreams, a segment error occurred.
---
 test/test_variables.py | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'test/test_variables.py')

diff --git a/test/test_variables.py b/test/test_variables.py
index 139d867e..d8547b7b 100644
--- a/test/test_variables.py
+++ b/test/test_variables.py
@@ -100,6 +100,25 @@ class TestVariables(TestApplicationProto):
         assert self.get(url='/1')['status'] == 200
         assert self.get(url='/2')['status'] == 404
 
+    def test_variables_empty(self):
+        def update_pass(prefix):
+            assert 'success' in self.conf(
+                {
+                    "listeners": {
+                        "*:7080": {"pass": prefix + "/$method"},
+                    },
+                },
+            ), 'variables empty'
+
+        update_pass("routes");
+        assert self.get(url='/1')['status'] == 404
+
+        update_pass("upstreams");
+        assert self.get(url='/2')['status'] == 404
+
+        update_pass("applications");
+        assert self.get(url='/3')['status'] == 404
+
     def test_variables_invalid(self):
         def check_variables(routes):
             assert 'error' in self.conf(
-- 
cgit