# HG changeset patch
# User Mads Kiilerich <mads@kiilerich.com>
# Date 1538325097 -7200
# Node ID e885a8efef34dc969a58db842421732d678f24a5
# Parent  fb493f3ed4e3048055c1800db9f93c65b3a92e54
tests: fix vcs Hg helper function get_config_value to not modify global state when using a custom config file

This leak was what made test_get_user_name and test_get_user_email pass when
test_get_config_value had been run first.

diff -r fb493f3ed4e3 -r e885a8efef34 kallithea/lib/vcs/backends/hg/repository.py
--- a/kallithea/lib/vcs/backends/hg/repository.py	Sun Sep 30 18:29:55 2018 +0200
+++ b/kallithea/lib/vcs/backends/hg/repository.py	Sun Sep 30 18:31:37 2018 +0200
@@ -602,8 +602,10 @@
             config_file = [config_file]
 
         config = self._repo.ui
-        for path in config_file:
-            config.readconfig(path)
+        if config_file:
+            config = ui.ui()
+            for path in config_file:
+                config.readconfig(path)
         return config.config(section, name)
 
     def get_user_name(self, config_file=None):