hgweb: fix error in 38170eeed18c and introduce test for change

mercurial/hgweb/hgweb_mod.py

@@ -56,7 +56,7 b' class hgweb(object):'
 
     def refresh(self, request=None):
         if request:
-            self.ui.environ = request.environ
+            self.repo.ui.environ = request.env
         mtime = get_mtime(self.repo.root)
         if mtime != self.mtime:
             self.mtime = mtime

tests/test-non-interactive-wsgi

@@ -60,9 +60,14 b' env = {'
 	'SERVER_PROTOCOL': 'HTTP/1.0'
 }
 
-hgweb('.')(env, startrsp)
+i = hgweb('.')
+i(env, startrsp)
 print '---- ERRORS'
 print errors.getvalue()
+print '---- OS.ENVIRON wsgi variables'
+print [x for x in os.environ if x.startswith('wsgi')]
+print '---- request.ENVIRON wsgi variables'
+print [x for x in i.repo.ui.environ if x.startswith('wsgi')]
 EOF
 
 python request.py

tests/test-non-interactive-wsgi.out

@@ -10,3 +10,7 b' 200 Script output follows'
 [('Content-Type', 'text/html; charset=ascii')]
 ---- ERRORS
 
+---- OS.ENVIRON wsgi variables
+[]
+---- request.ENVIRON wsgi variables
+['wsgi.input', 'wsgi.multithread', 'wsgi.version', 'wsgi.run_once', 'wsgi.errors', 'wsgi.multiprocess', 'wsgi.url_scheme']