new file mode 100644
--- /dev/null
+++ b/access.t
@@ -0,0 +1,111 @@
+#!/usr/bin/perl
+
+# (C) Sergey Kandaurov
+
+# Tests for nginx access module.
+
+# At the moment only the new "unix:" syntax is tested (cf "all").
+
+###############################################################################
+
+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 access ipv6/);
+
+plan(skip_all => 'new syntax "unix:"') unless $t->has_version('1.5.1');
+plan(skip_all => 'win32') if $^O eq 'MSWin32';
+
+$t->plan(12)->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 /inet/ {
+            proxy_pass http://127.0.0.1:8081/;
+        }
+
+        location /inet6/ {
+            proxy_pass http://[::1]:8081/;
+        }
+
+        location /unix/ {
+            proxy_pass http://unix:%%TESTDIR%%/unix.sock:/;
+        }
+
+    }
+
+    server {
+        listen       127.0.0.1:8081;
+        listen       [::1]:8081;
+        listen       unix:%%TESTDIR%%/unix.sock;
+
+        location /allow_all {
+            allow all;
+        }
+
+        location /allow_unix {
+            allow unix:;
+        }
+
+        location /deny_all {
+            deny all;
+        }
+
+        location /deny_unix {
+            deny unix:;
+        }
+    }
+}
+
+EOF
+
+$t->run();
+
+###############################################################################
+
+# tests with inet socket
+
+like(http_get('/inet/allow_all'), qr/404 Not Found/, 'inet allow all');
+like(http_get('/inet/allow_unix'), qr/404 Not Found/, 'inet allow unix');
+like(http_get('/inet/deny_all'), qr/403 Forbidden/, 'inet deny all');
+like(http_get('/inet/deny_unix'), qr/404 Not Found/, 'inet deny unix');
+
+# tests with inet6 socket
+
+like(http_get('/inet6/allow_all'), qr/404 Not Found/, 'inet6 allow all');
+like(http_get('/inet6/allow_unix'), qr/404 Not Found/, 'inet6 allow unix');
+like(http_get('/inet6/deny_all'), qr/403 Forbidden/, 'inet6 deny all');
+like(http_get('/inet6/deny_unix'), qr/404 Not Found/, 'inet6 deny unix');
+
+# tests with unix socket
+
+like(http_get('/unix/allow_all'), qr/404 Not Found/, 'unix allow all');
+like(http_get('/unix/allow_unix'), qr/404 Not Found/, 'unix allow unix');
+like(http_get('/unix/deny_all'), qr/403 Forbidden/, 'unix deny all');
+like(http_get('/unix/deny_unix'), qr/403 Forbidden/, 'unix deny unix');
+
+###############################################################################