File: cgi.t

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use Mojo::Base -strict;

use Test::More;
use Mojo::Message::Response;
use Mojo::Server::CGI;
use Mojolicious::Command::cgi;
use Mojolicious::Lite;

# Silence
app->log->level('fatal');

get '/' => {text => 'Your Mojo is working!'};

post '/chunked' => sub {
  my $c = shift;

  my $params = $c->req->params->to_hash;
  my @chunks;
  for my $key (sort keys %$params) { push @chunks, $params->{$key} }

  my $cb = sub {
    my $c     = shift;
    my $chunk = shift @chunks || '';
    $c->write_chunk($chunk, $chunk ? __SUB__ : ());
  };
  $c->$cb;
};

get '/params' => sub {
  my $c = shift;
  $c->inactivity_timeout(60);
  $c->render(json => $c->req->params->to_hash);
};

get '/proxy' => sub {
  my $c       = shift;
  my $reverse = join ':', grep {length} $c->tx->remote_address, $c->req->url->to_abs->protocol;
  $c->render(text => $reverse);
};

subtest 'Reverse proxy' => sub {
  ok !Mojo::Server::CGI->new->reverse_proxy, 'no reverse proxy';
  local $ENV{MOJO_REVERSE_PROXY} = 1;
  ok !!Mojo::Server::CGI->new->reverse_proxy, 'reverse proxy';
};

subtest 'Simple' => sub {
  my $msg = '';
  local *STDOUT;
  open STDOUT, '>', \$msg;
  local %ENV = (
    PATH_INFO       => '/',
    REQUEST_METHOD  => 'GET',
    SCRIPT_NAME     => '/',
    HTTP_HOST       => 'localhost:8080',
    SERVER_PROTOCOL => 'HTTP/1.0'
  );
  is(Mojolicious::Command::cgi->new(app => app)->run, 200, 'right status');

  my $res = Mojo::Message::Response->new->parse("HTTP/1.1 200 OK\x0d\x0a$msg");
  is $res->code,                    200,                       'right status';
  is $res->headers->status,         '200 OK',                  'right "Status" value';
  is $res->headers->content_length, 21,                        'right "Content-Length" value';
  is $res->headers->content_type,   'text/html;charset=UTF-8', 'right "Content-Type" value';
  is $res->body,                    'Your Mojo is working!',   'right content';
};

subtest 'HEAD request' => sub {
  my $msg = '';
  local *STDOUT;
  open STDOUT, '>', \$msg;
  local %ENV = (
    PATH_INFO       => '/',
    REQUEST_METHOD  => 'HEAD',
    SCRIPT_NAME     => '/',
    HTTP_HOST       => 'localhost:8080',
    SERVER_PROTOCOL => 'HTTP/1.0'
  );
  is(Mojolicious::Command::cgi->new(app => app)->run, 200, 'right status');

  my $res = Mojo::Message::Response->new->parse("HTTP/1.1 200 OK\x0d\x0a$msg");
  is $res->code,                    200,                       'right status';
  is $res->headers->status,         '200 OK',                  'right "Status" value';
  is $res->headers->content_length, 21,                        'right "Content-Length" value';
  is $res->headers->content_type,   'text/html;charset=UTF-8', 'right "Content-Type" value';
  is $res->body,                    '',                        'no content';
};

subtest 'Non-parsed headers' => sub {
  my $msg = '';
  local *STDOUT;
  open STDOUT, '>', \$msg;
  local %ENV = (
    PATH_INFO       => '/',
    REQUEST_METHOD  => 'GET',
    SCRIPT_NAME     => '/',
    HTTP_HOST       => 'localhost:8080',
    SERVER_PROTOCOL => 'HTTP/1.0'
  );
  is(Mojolicious::Command::cgi->new(app => app)->run('--nph'), 200, 'right status');

  my $res = Mojo::Message::Response->new->parse($msg);
  is $res->code,                    200,                       'right status';
  is $res->headers->status,         undef,                     'no "Status" value';
  is $res->headers->content_length, 21,                        'right "Content-Length" value';
  is $res->headers->content_type,   'text/html;charset=UTF-8', 'right "Content-Type" value';
  is $res->body,                    'Your Mojo is working!',   'right content';
};

subtest 'Chunked' => sub {
  my $content = 'test1=1&test2=2&test3=3&test4=4&test5=5&test6=6&test7=7';
  my $msg     = '';
  local *STDIN;
  open STDIN, '<', \$content;
  local *STDOUT;
  open STDOUT, '>', \$msg;
  local %ENV = (
    PATH_INFO       => '/chunked',
    CONTENT_LENGTH  => length($content),
    CONTENT_TYPE    => 'application/x-www-form-urlencoded',
    REQUEST_METHOD  => 'POST',
    SCRIPT_NAME     => '/',
    HTTP_HOST       => 'localhost:8080',
    SERVER_PROTOCOL => 'HTTP/1.0'
  );
  is(Mojolicious::Command::cgi->new(app => app)->run, 200, 'right status');

  like $msg, qr/chunked/, 'is chunked';
  my $res = Mojo::Message::Response->new->parse("HTTP/1.1 200 OK\x0d\x0a$msg");
  is $res->code,            200,       'right status';
  is $res->headers->status, '200 OK',  'right "Status" value';
  is $res->body,            '1234567', 'right content';
};

subtest 'Parameters' => sub {
  my $msg = '';
  local *STDOUT;
  open STDOUT, '>', \$msg;
  local %ENV = (
    PATH_INFO       => '/params',
    QUERY_STRING    => 'lalala=23&bar=baz',
    REQUEST_METHOD  => 'GET',
    SCRIPT_NAME     => '/',
    HTTP_HOST       => 'localhost:8080',
    SERVER_PROTOCOL => 'HTTP/1.0'
  );
  is(Mojolicious::Command::cgi->new(app => app)->run, 200, 'right status');

  my $res = Mojo::Message::Response->new->parse("HTTP/1.1 200 OK\x0d\x0a$msg");
  is $res->code,                    200,                              'right status';
  is $res->headers->status,         '200 OK',                         'right "Status" value';
  is $res->headers->content_type,   'application/json;charset=UTF-8', 'right "Content-Type" value';
  is $res->headers->content_length, 27,                               'right "Content-Length" value';
  is $res->json->{lalala},          23,                               'right value';
  is $res->json->{bar},             'baz',                            'right value';
};

subtest 'Binding' => sub {
  my @server;
  app->hook(
    before_server_start => sub {
      my ($server, $app) = @_;
      push @server, ref $server, $app->mode;
    }
  );

  my $msg = '';
  local *STDOUT;
  open STDOUT, '>', \$msg;
  local %ENV = (
    PATH_INFO       => '/',
    REQUEST_METHOD  => 'GET',
    SCRIPT_NAME     => '/',
    HTTP_HOST       => 'localhost:8080',
    SERVER_PROTOCOL => 'HTTP/1.0'
  );
  is(Mojolicious::Command::cgi->new(app => app)->run, 200, 'right status');
  my $res = Mojo::Message::Response->new->parse("HTTP/1.1 200 OK\x0d\x0a$msg");
  is $res->code,                    200,                       'right status';
  is $res->headers->status,         '200 OK',                  'right "Status" value';
  is $res->headers->content_length, 21,                        'right "Content-Length" value';
  is $res->headers->content_type,   'text/html;charset=UTF-8', 'right "Content-Type" value';
  is $res->body,                    'Your Mojo is working!',   'right content';
  is_deeply \@server, ['Mojo::Server::CGI', 'development'], 'hook has been emitted once';
};

subtest 'Reverse proxy' => sub {
  my $msg = '';
  local *STDOUT;
  open STDOUT, '>', \$msg;
  local %ENV = (
    PATH_INFO              => '/proxy',
    REQUEST_METHOD         => 'GET',
    SCRIPT_NAME            => '/',
    HTTP_HOST              => 'localhost:8080',
    SERVER_PROTOCOL        => 'HTTP/1.0',
    HTTP_X_FORWARDED_FOR   => '192.0.2.2, 192.0.2.1',
    HTTP_X_FORWARDED_PROTO => 'https'
  );
  local $ENV{MOJO_REVERSE_PROXY} = 1;
  is(Mojolicious::Command::cgi->new(app => app)->run, 200, 'right status');

  my $res = Mojo::Message::Response->new->parse("HTTP/1.1 200 OK\x0d\x0a$msg");
  is $res->code,                    200,                       'right status';
  is $res->headers->status,         '200 OK',                  'right "Status" value';
  is $res->headers->content_length, 15,                        'right "Content-Length" value';
  is $res->headers->content_type,   'text/html;charset=UTF-8', 'right "Content-Type" value';
  is $res->body,                    '192.0.2.1:https',         'right content';
};

subtest 'Trusted proxies' => sub {
  my $msg = '';
  local *STDOUT;
  open STDOUT, '>', \$msg;
  local %ENV = (
    PATH_INFO              => '/proxy',
    REQUEST_METHOD         => 'GET',
    SCRIPT_NAME            => '/',
    HTTP_HOST              => 'localhost:8080',
    REMOTE_ADDR            => '127.0.0.1',
    SERVER_PROTOCOL        => 'HTTP/1.0',
    HTTP_X_FORWARDED_FOR   => '10.10.10.10, 192.0.2.2, 192.0.2.1',
    HTTP_X_FORWARDED_PROTO => 'https'
  );
  local $ENV{MOJO_TRUSTED_PROXIES} = '127.0.0.0/8, 192.0.0.0/8';
  is(Mojolicious::Command::cgi->new(app => app)->run, 200, 'right status');

  my $res = Mojo::Message::Response->new->parse("HTTP/1.1 200 OK\x0d\x0a$msg");
  is $res->code,                    200,                       'right status';
  is $res->headers->status,         '200 OK',                  'right "Status" value';
  is $res->headers->content_length, 17,                        'right "Content-Length" value';
  is $res->headers->content_type,   'text/html;charset=UTF-8', 'right "Content-Type" value';
  is $res->body,                    '10.10.10.10:https',       'right content';
};

subtest 'Trusted proxies (no REMOTE_ADDR)' => sub {
  my $msg = '';
  local *STDOUT;
  open STDOUT, '>', \$msg;
  local %ENV = (
    PATH_INFO              => '/proxy',
    REQUEST_METHOD         => 'GET',
    SCRIPT_NAME            => '/',
    HTTP_HOST              => 'localhost:8080',
    SERVER_PROTOCOL        => 'HTTP/1.0',
    HTTP_X_FORWARDED_FOR   => '10.10.10.10, 192.0.2.2, 192.0.2.1',
    HTTP_X_FORWARDED_PROTO => 'https'
  );
  local $ENV{MOJO_TRUSTED_PROXIES} = '127.0.0.0/8, 192.0.0.0/8';
  is(Mojolicious::Command::cgi->new(app => app)->run, 200, 'right status');

  my $res = Mojo::Message::Response->new->parse("HTTP/1.1 200 OK\x0d\x0a$msg");
  is $res->code,                    200,                       'right status';
  is $res->headers->status,         '200 OK',                  'right "Status" value';
  is $res->headers->content_length, 5,                         'right "Content-Length" value';
  is $res->headers->content_type,   'text/html;charset=UTF-8', 'right "Content-Type" value';
  is $res->body,                    'https',                   'right content';
};

done_testing();