use strict;
use warnings;

#BEGIN {
#    unless ( $ENV{RELEASE_TESTING} ) {
#        require Test::More;
#        Test::More::plan(
#            skip_all => 'these tests are for release candidate testing' );
#    }
#}

our $VERSION = '0.04';
use English qw( -no_match_vars );

local $OUTPUT_AUTOFLUSH = 1;

# use Data::Printer {caller_info => 1, colored => 1,};

use Test::More;
use Test::Requires { 'ExtUtils::MakeMaker'   => 6.64 };
use Test::Requires { 'File::Spec::Functions' => 3.40 };
use Test::Requires { 'List::Util '           => 1.27 };

use List::Util qw/max/;

my @modules = qw(
	Carp
	Exporter
	File::HomeDir
	File::Spec
	File::Temp
	IO::Socket::IP
	List::Util
	PadWalker
	Term::ReadLine
	Term::ReadLine::Gnu
	Test::CheckDeps
	Test::Class
	Test::Deep
	Test::More
	Test::Requires
	Win32
	Win32::Process
	parent
	version
);

# replace modules with dynamic results from MYMETA.json if we can
# (hide CPAN::Meta from prereq scanner)
my $cpan_meta = "CPAN::Meta";
if ( -f "MYMETA.json" && eval "require $cpan_meta" ) { ## no critic
	if ( my $meta = eval { CPAN::Meta->load_file("MYMETA.json") } ) {
		my $prereqs = $meta->prereqs;

		#p $prereqs;
		my %uniq =
			map { $_ => 1 } map { keys %$_ } map { values %$_ } values %$prereqs;
		$uniq{$_} = 1 for @modules;                    # don't lose any static ones
		@modules = sort keys %uniq;
	}
}

my @reports = [qw/Version Module/];

for my $mod (@modules) {
	next if $mod eq 'perl';
	my $file = $mod;
	$file =~ s{::}{/}g;
	$file .= ".pm";
	my ($prefix) = grep { -e catfile( $_, $file ) } @INC;
	if ($prefix) {
		my $ver = MM->parse_version( catfile( $prefix, $file ) );
		$ver = "undef" unless defined $ver; # Newer MM should do this anyway
		push @reports, [ $ver, $mod ];
	} else {
		push @reports, [ "missing", $mod ];
	}
}

if (@reports) {
	my $vl = max map { length $_->[0] } @reports;
	my $ml = max map { length $_->[1] } @reports;
	splice @reports, 1, 0, [ "-" x $vl, "-" x $ml ];
	diag "Prerequisite Report:\n", map { sprintf( "  %*s %*s\n", $vl, $_->[0], -$ml, $_->[1] ) } @reports;
}

pass;

done_testing();

__END__

pass;

# vim: ts=2 sts=2 sw=2 et: