diff --git a/index2.t b/index2.t
new file mode 100644
index 0000000..3db3071
--- /dev/null
+++ b/index2.t
@@ -0,0 +1,61 @@
+#!/usr/bin/perl
+
+# (C) Sergey Kandaurov
+# (C) Nginx, Inc.
+
+# Tests for index module, which is a helper for testing
+# configuration token that starts with a variable.
+
+###############################################################################
+
+use warnings;
+use strict;
+
+use Test::More;
+
+BEGIN { use FindBin; chdir($FindBin::Bin); }
+
+use lib 'lib';
+use Test::Nginx;
+
+###############################################################################
+
+select STDERR; $| = 1;
+select STDOUT; $| = 1;
+
+my $t = Test::Nginx->new()->has(qw/http/)
+	->write_file_expand('nginx.conf', <<'EOF');
+
+%%TEST_GLOBALS%%
+
+daemon off;
+
+events {
+}
+
+http {
+    %%TEST_GLOBALS_HTTP%%
+
+    server {
+        listen       127.0.0.1:8080;
+        server_name  localhost;
+        add_header   X-URI $uri;
+
+        location /var/ {
+            alias %%TESTDIR%%/;
+            index ${server_name}html;
+        }
+    }
+}
+
+EOF
+
+$t->write_file('localhosthtml', 'varbody');
+
+$t->try_run('unsupported token')->plan(1);
+
+###############################################################################
+
+like(http_get('/var/'), qr/X-URI: \/var\/localhosthtml.*varbody/ms, 'var');
+
+###############################################################################