new file mode 100644
--- /dev/null
+++ b/sub_filter_slice.t
@@ -0,0 +1,108 @@
+#!/usr/bin/perl
+
+# (C) Sergey Kandaurov
+# (C) Nginx, Inc.
+
+# Tests for slice filter with sub filter.
+
+# A response is sent using chunked encoding.
+
+###############################################################################
+
+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 $t = Test::Nginx->new()->has(qw/http proxy slice sub/)->plan(3);
+
+$t->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;
+
+        location / {
+            sub_filter foo bar;
+            sub_filter_types *;
+
+            slice 2;
+
+            proxy_pass    http://127.0.0.1:8081/;
+
+            proxy_set_header   Range  $slice_range;
+        }
+    }
+
+    server {
+        listen       127.0.0.1:8081;
+        server_name  localhost;
+
+        location / { }
+    }
+}
+
+EOF
+
+$t->write_file('t', '0123456789');
+$t->run();
+
+###############################################################################
+
+my $r;
+
+TODO: {
+local $TODO = 'not yet' unless $t->has_version('1.11.5');
+
+# range filter in subrequests (subrequest_ranges)
+
+$r = get('/t', 'Range: bytes=2-4');
+unlike($r, qr/\x0d\x0a?0\x0d\x0a?\x0d\x0a?\w/, 'only final chunk');
+
+}
+
+TODO: {
+local $TODO = 'not yet';
+
+# server is assumed to return the requested range
+
+$r = get('/t', 'Range: bytes=3-4');
+like($r, qr/ 206 /, 'range request - 206 partial reply');
+is(Test::Nginx::http_content($r), '34', 'range request - correct content');
+
+}
+
+###############################################################################
+
+sub get {
+	my ($url, $extra) = @_;
+	return http(<<EOF);
+GET $url HTTP/1.1
+Host: localhost
+Connection: close
+$extra
+
+EOF
+}
+
+###############################################################################