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    ## XXX:
    ## This is not a FULL URL encode mapping
    ## space ' '; however is very common, so this
    ## is useful to convert
    $url =~ s/ /%20/g;

    my $config = Apache::Test::config();

    $method  ||= 'GET';
    $url     ||= '/';
    my %headers = ();

    my $hostport = Apache::TestRequest::hostport($config);
    $headers{Host} = (split ':', $hostport)[0];

    my $s = Apache::TestRequest::vhost_socket();

    unless ($s) {
        warn "cannot connect to $hostport: $!";
        return undef;
    }

    if ($content) {
        $headers{'Content-Length'} ||= length $content;
        $headers{'Content-Type'}   ||= 'application/x-www-form-urlencoded';
    }

    #for modules/setenvif
    $headers{'User-Agent'} ||= 'libwww-perl/0.00';

    my $request = join $CRLF,
      "$method $url HTTP/1.0",
      (map { "$_: $headers{$_}" } keys %headers);

    $request .= $CRLF;

    for (my $i = 0; $i < scalar @real_headers; $i += 2) {
        $request .= "$real_headers[$i]: $real_headers[$i+1]$CRLF";
    }

    $request .= $CRLF;

    # using send() avoids the need to use SIGPIPE if the server aborts
    # the connection
    $s->send($request);
    $s->send($content) if $content;

    $request =~ s/\015//g; #for as_string

    my $res = {
        request => (bless {
            headers_as_string => $request,
            content => $content || '',
        }, 'Apache::TestClientRequest'),
        headers_as_string => '',
        method => $method,
        code   => -1, # unknown
    };

    my($response_line, $header_term);
    my $eol = "\015?\012";

    local $_;

    while (<$s>) {
        $res->{headers_as_string} .= $_;
        if (m:^(HTTP/\d+\.\d+)[ \t]+(\d+)[ \t]*(.*?)$eol:io) {
            $res->{protocol} = $1;
            $res->{code}     = $2;
            $res->{message}  = $3;
            $response_line   = 1;
        }
        elsif (/^([a-zA-Z0-9_\-]+)\s*:\s*(.*?)$eol/o) {
            $res->{headers}->{lc $1} = $2;
        }
        elsif (/^$eol$/o) {
            $header_term = 1;
            last;
        }
    }

    unless ($response_line and $header_term) {
        warn "malformed response";
    }

    {
        local $/;
        $res->{content} = <$s>;
    }
    close $s;

    # an empty body is a valid response
    $res->{content} = ''
        unless exists $res->{content} and defined $res->{content};

    $res->{headers_as_string} =~ s/\015//g; #for as_string

    bless $res, 'Apache::TestClientResponse';
}

for my $method (qw(GET HEAD POST PUT)) {
    no strict 'refs';
    *$method = sub {
        my $url = shift;
        request($method, $url, @_);
    };
}

package Apache::TestClientResponse;

sub header {
    my($self, $key) = @_;
    $self->{headers}->{lc $key};
}

my @headers = qw(Last-Modified Content-Type);

for my $header (@headers) {
    no strict 'refs';
    (my $method = lc $header) =~ s/-/_/g;
    *$method = sub { shift->{headers}->{lc $header} };
}

sub is_success {
    my $code = shift->{code};
    return 0 unless defined $code && $code;
    $code >= 200 && $code < 300;
}

sub status_line {
    my $self = shift;
    "$self->{code} $self->{message}";
}

sub as_string {
    my $self = shift;