#!/usr/bin/perl -w
#swap line 1 and 3 to use the perl debugger
#!/usr/bin/perl -w -d:ptkdb
#REV='@(#)$RCSfile$ $Revision$ $Date$'
use strict;
require 5.008;
use warnings;
our $VERSION = sprintf("%d.%02d", q$Revision: 0.1 $ =~ m/(\d+)\.(\d+)/);
BEGIN
{
    use constant TRUE    => 1;
    use constant FALSE   => 0;
    use constant DEBUG   => 'DEBUG:   ';
    use constant ERROR   => 'ERROR:   ';
    use constant WARNING => 'WARNING: ';
    use constant INFO    => 'INFO:    ';
    use constant NOTE    => 'NOTE:    ';
}
use File::Basename;
use Getopt::Long qw(GetOptions);
use Pod::Usage;
use Term::ANSIColor;
use GDS2;
use Time::HiRes;

# declare subroutines
sub printUsage;
sub printUsageInXterm;
sub printVersion;

$|=1;    ## serve stdout hot
$\="\n"; ## default print() ending

my $REVERSE_YELLOW  = color('bold reverse yellow on_black');
my $REVERSE_RED     = color('bold reverse red on_black');
my $REVERSE_CYAN    = color('bold reverse cyan on_black');
my $REVERSE_GREEN   = color('bold reverse green on_black');
my $REVERSE_MAGENTA = color('bold reverse magenta on_black');
my $REVERSE_BLUE    = color('bold reverse blue on_white');
my $REVERSE         = color('bold reverse');
my $COLOR_RESET     = color('reset');

GetOptions(
    'help'                     => \&printUsage,
    'version'                  => \&printVersion,
    'xhelp|xtermhelp'          => \&printUsageInXterm,
) || printUsage();
my $fileNameIn = $ARGV[0];
printUsage("Missing gds2 filename on command line") if (! defined $fileNameIn);

my $time_a = Time::HiRes::time;
my $gds2FileIn = new GDS2(-fileName => $fileNameIn);
my $time_b = Time::HiRes::time;
printf "Elapsed time for GDS2 new: %0.7f seconds\n",abs($time_a - $time_b);
my $recordCnt = 1;
for $recordCnt (1..9)
{
    $gds2FileIn -> readGds2Record;
    $time_a = Time::HiRes::time;
    printf "Elapsed time for GDS2 readGds2Record to read record #%d: %0.7f seconds\n",$recordCnt,abs($time_a - $time_b);
    $time_b = Time::HiRes::time;
}
$time_a = Time::HiRes::time;
while ($gds2FileIn -> readGds2Record)
{
    $recordCnt++;
    last if ($recordCnt == (1e6 + 9));
}
$time_b = Time::HiRes::time;
printf "Elapsed time for GDS2 readGds2Record to read next %d records: %0.7f seconds\n",($recordCnt - 9),abs($time_a - $time_b);

#######
sub printUsage
{
    my $extraMessage = shift;
    if (defined($extraMessage))
    {
        print "$extraMessage\n";
        pod2usage(-message => "$extraMessage\n", -exitval => 0,-verbose => 2);
    }
    else
    {
        pod2usage(-exitval => 0,-verbose => 2);
    }
}
################################################################################

#######
sub printVersion()
{
    my(%arg) = @_;
    my $exit = $arg{'-exit'};
    $exit = TRUE unless(defined($exit));

    my $versionInfo = basename($0).": $VERSION";
    print $versionInfo;
    CORE::exit(0) if($exit);
    $versionInfo;
}
################################################################################

#######
sub printUsageInXterm
{
    system("xterm -e '$0 -help' &");
    exit 0;
}
################################################################################


__END__

=pod

=head1 NAME

testgds2 - perform some simple tests with GDS2.pm

  Compare results with that from testgdt

=head1 SYNOPSIS

testgds2 [options] anExistingGds2File

=head1 OPTIONS

 Note: options can be shortened as long they remain unique.

  -help
    print this and exit

  -version
    print version and exit

  -xhelp  or  -xtermHelp
    open help in temporary xterm window

=cut