new file mode 100644
--- /dev/null
+++ b/proxy-noclose.t
@@ -0,0 +1,107 @@
+#!/usr/bin/perl
+
+# (C) Maxim Dounin
+
+# Test for http backend not closing connection properly after sending full
+# reply.  This is in fact backend bug, but it seems common, and anyway
+# correct handling is required to support persistent connections.
+
+###############################################################################
+
+use warnings;
+use strict;
+
+use Test::More tests => 1;
+
+BEGIN { use FindBin; chdir($FindBin::Bin); }
+
+use lib 'lib';
+use Test::Nginx;
+
+###############################################################################
+
+select STDERR; $| = 1;
+select STDOUT; $| = 1;
+
+my $t = Test::Nginx->new();
+
+$t->write_file_expand('nginx.conf', <<'EOF');
+
+master_process off;
+daemon         off;
+
+events {
+    worker_connections  1024;
+}
+
+http {
+    access_log    off;
+    root          %%TESTDIR%%;
+
+    server {
+        listen       localhost:8080;
+        server_name  localhost;
+
+        location / {
+            proxy_pass http://localhost:8081;
+            proxy_read_timeout 1s;
+        }
+    }
+}
+
+EOF
+
+$t->run_daemon(\&http_noclose_daemon);
+$t->run();
+
+###############################################################################
+
+TODO: {
+local $TODO = 'not fixed yet, submit patches';
+
+my $t1 = http_request('/');
+like($t1, qr/TEST-OK-IF-YOU-SEE-THIS/, 'request to bad backend');
+
+}
+
+###############################################################################
+
+sub http_request {
+	my ($url) = @_;
+	my $r = http(<<EOF);
+GET $url HTTP/1.1
+Host: localhost
+Connection: close
+
+EOF
+}
+
+sub http_noclose_daemon {
+	my $server = IO::Socket::INET->new(
+        	Proto => 'tcp',
+        	LocalPort => 8081,
+        	Listen => 5,
+        	Reuse => 1
+	)
+        	or die "Can't create listening socket: $!\n";
+
+	while (my $client = $server->accept()) {
+        	$client->autoflush(1);
+
+        	while (<$client>) {
+                	last if (/^\x0d?\x0a?$/);
+        	}
+
+        	print $client <<'EOF';
+HTTP/1.1 200 OK
+Content-Length: 23
+Connection: close
+
+TEST-OK-IF-YOU-SEE-THIS
+EOF
+        	sleep 2;
+        	close $client;
+	}
+}
+
+###############################################################################