new file mode 100644
--- /dev/null
+++ b/js_modules.t
@@ -0,0 +1,90 @@
+#!/usr/bin/perl
+
+# (C) Dmitry Volyntsev
+# (C) Nginx, Inc.
+
+# Tests for http njs module, ES6 import, export.
+
+###############################################################################
+
+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 $t = Test::Nginx->new()->has(qw/http/)
+	->write_file_expand('nginx.conf', <<'EOF');
+
+%%TEST_GLOBALS%%
+
+daemon off;
+
+events {
+}
+
+http {
+    %%TEST_GLOBALS_HTTP%%
+
+    js_include test.js;
+
+    server {
+        listen       127.0.0.1:8080;
+        server_name  localhost;
+
+        location /njs {
+            js_content test_njs;
+        }
+
+        location /test {
+            js_content test;
+        }
+    }
+}
+
+EOF
+
+$t->write_file('test.js', <<EOF);
+    import m from 'module.js';
+
+    function test_njs(r) {
+        r.return(200, njs.version);
+    }
+
+    function test(r) {
+        r.return(200, m[r.args.fun](r.args.a, r.args.b));
+    }
+
+EOF
+
+$t->write_file('module.js', <<EOF);
+    function sum(a, b) {
+        return Number(a) + Number(b);
+    }
+
+    function prod(a, b) {
+        return Number(a) * Number(b);
+    }
+
+    export default {sum, prod};
+
+EOF
+
+
+$t->try_run('no njs modules')->plan(2);
+
+###############################################################################
+
+like(http_get('/test?fun=sum&a=3&b=4'), qr/7/s, 'test sum');
+like(http_get('/test?fun=prod&a=3&b=4'), qr/12/s, 'test prod');
+
+###############################################################################