TAP::Formatter::HTML has a large number of dependencies. Run this script:

#!/usr/bin/perl

use strict;
use warnings;
use CPAN;

CPAN::Shell->install(
"accessors",
"ExtUtils::ParseXS",
"Module::CoreList",
"Module::Load",
"Params::Check",
"Module::Load::Conditional",
"Locale::Maketext::Simple",
"IPC::Cmd",
"ExtUtils::CBuilder",
"Perl::OSType",
"IO::Dir",
"Version::Requirements",
"Exporter",
"CPAN::Meta::YAML",
"JSON::PP",
"Parse::CPAN::Meta",
"CPAN::Meta",
"version",
"Module::Metadata",
"Module::Build",
"AppConfig",
"File::Temp",
"File::Spec",
"Scalar::Util",
"Template",
"MIME::Base64",
"Test::More",
"URI",
"Test::Harness",
"TAP::Formatter::HTML");
[download]

Then run this:

#!/usr/bin/perl

use strict;
use warnings;
use TAP::Harness;
use TAP::Formatter::HTML;

my $fmt   = TAP::Formatter::HTML->new;
my @tests = glob('*.t');

my $harness = TAP::Harness->new( { formatter => $fmt, merge => 1 } );
$fmt->output_file('output.html');
$harness->runtests(@tests);
[download]