--- /dev/null
+#!/usr/bin/env perl
+
+use strict;
+use warnings;
+use Test::More tests => 5 * 5;
+use utf8;
+
+# setup library path
+use FindBin qw($Bin);
+use lib "$Bin/lib";
+
+use Catalyst::Test 'TestAppUnicode';
+use Encode;
+use HTTP::Request::Common;
+use URI::Escape qw/uri_escape_utf8/;
+use HTTP::Status 'is_server_error';
+
+my $encode_str = "\x{e3}\x{81}\x{82}"; # e38182 is japanese 'あ'
+my $decode_str = Encode::decode('utf-8' => $encode_str);
+my $escape_str = uri_escape_utf8($decode_str);
+
+check_parameter(GET "/?foo=$escape_str");
+check_parameter(POST '/', ['foo' => $encode_str]);
+check_parameter(POST '/',
+ Content_Type => 'form-data',
+ Content => [
+ 'foo' => [
+ "$Bin/unicode_plugin_request_decode.t",
+ $encode_str,
+ ]
+ ],
+);
+
+check_argument(GET "/$escape_str");
+check_capture(GET "/capture/$escape_str");
+
+# sending non-utf8 data
+my $non_utf8_data = "%C3%E6%CB%AA";
+check_fallback(GET "/?q=${non_utf8_data}");
+check_fallback(GET "/${non_utf8_data}");
+check_fallback(GET "/capture/${non_utf8_data}");
+check_fallback(POST '/', ['foo' => $non_utf8_data]);
+
+sub check_parameter {
+ my ( undef, $c ) = ctx_request(shift);
+ is $c->res->output => '<h1>It works</h1>';
+
+ my $foo = $c->req->param('foo');
+ ok utf8::is_utf8($foo);
+ is $foo => $decode_str;
+
+ my $other_foo = $c->req->method eq 'POST'
+ ? $c->req->upload('foo')
+ ? $c->req->upload('foo')->filename
+ : $c->req->body_parameters->{foo}
+ : $c->req->query_parameters->{foo};
+ ok utf8::is_utf8($other_foo);
+ is $other_foo => $decode_str;
+}
+
+sub check_argument {
+ my ( undef, $c ) = ctx_request(shift);
+ is $c->res->output => '<h1>It works</h1>';
+
+ my $foo = $c->req->args->[0];
+ ok utf8::is_utf8($foo);
+ is $foo => $decode_str;
+}
+
+sub check_capture {
+ my ( undef, $c ) = ctx_request(shift);
+ is $c->res->output => '<h1>It works</h1>';
+
+ my $foo = $c->req->captures->[0];
+ ok utf8::is_utf8($foo);
+ is $foo => $decode_str;
+}
+
+sub check_fallback {
+ my ( $res, $c ) = ctx_request(shift);
+ ok(!is_server_error($res->code)) or diag('Response code is: ' . $res->code);
+}