#!perl

# Astro::Catalog test harness

# strict
use strict;

#load test
use Test::More tests => 9;
use File::Spec;
use Data::Dumper;

# load modules
BEGIN {
  use_ok "Astro::Catalog";
  use_ok "Astro::Catalog::Star";
}

# T E S T   H A R N E S S --------------------------------------------------

# setup environemt
my $dir = File::Spec->tmpdir();

my @star;

# STAR 1
# ------

# magnitude and colour hashes
my $flux1 = new Astro::Flux( new Number::Uncertainty ( Value => 16.1,
                                                       Error => 0.1 ),  
			     'mag', 'R' );
my $flux2 = new Astro::Flux( new Number::Uncertainty ( Value => 16.4,
                                                       Error => 0.4 ),  
			     'mag', 'B' );
my $flux3 = new Astro::Flux( new Number::Uncertainty ( Value => 16.3,
                                                       Error => 0.3 ),  
			     'mag', 'V' );
my $col1 = new Astro::FluxColor( upper => 'B', lower => 'V',
                     quantity => new Number::Uncertainty ( Value => 0.1,
                                                           Error => 0.02 ) );  			     
my $col2 = new Astro::FluxColor( upper => 'B', lower => 'R',
                     quantity => new Number::Uncertainty ( Value => 0.3,
                                                           Error => 0.05 ) );
my $fluxes1 = new Astro::Fluxes( $flux1, $flux2, $flux3, $col1, $col2 );	

# create a star
$star[0] = new Astro::Catalog::Star( ID         => 'U1500_01194794',
                                      RA         => '09 55 39',
                                      Dec        => '+60 07 23.6',
                                      Fluxes     => $fluxes1,
                                      Quality    => '0',
                                      GSC        => 'FALSE',
                                      Distance   => '0.09',
                                      PosAngle   => '50.69',
                                      Field      => '00080' );

# STAR 2
# ------

# magnitude and colour hashes
my $flux4 = new Astro::Flux( new Number::Uncertainty ( Value => 9.5,
                                                       Error => 0.6 ),  
			     'mag', 'R' );
my $flux5 = new Astro::Flux( new Number::Uncertainty ( Value => 9.3,
                                                       Error => 0.2 ),  
			     'mag', 'B' );
my $flux6 = new Astro::Flux( new Number::Uncertainty ( Value => 9.1,
                                                       Error => 0.1 ),  
			     'mag', 'V' );
my $col3 = new Astro::FluxColor( upper => 'B', lower => 'V',
                     quantity => new Number::Uncertainty ( Value => -0.2,
                                                           Error => 0.05 ) );  			     
my $col4 = new Astro::FluxColor( upper => 'B', lower => 'R',
                     quantity => new Number::Uncertainty ( Value => 0.2,
                                                           Error => 0.07 ) );
my $fluxes2 = new Astro::Fluxes( $flux4, $flux5, $flux6, $col3, $col4 );	

# create a star
$star[1] = new Astro::Catalog::Star( ID         => 'U1500_01194795',
                                     RA         => '10 44 57',
                                     Dec        => '+12 34 53.5',
                                     Fluxes     => $fluxes2,
                                     Quality    => '0',
                                     GSC        => 'FALSE',
                                     Distance   => '0.08',
                                     PosAngle   => '12.567',
                                     Field      => '00081' );

isa_ok( $star[1], "Astro::Catalog::Star");

# Create Catalog Object
# ---------------------

my $catalog = new Astro::Catalog( RA     => '01 10 12.9',
                                  Dec    => '+60 04 35.9',
                                  Radius => '1',
                                  Stars  => \@star );

isa_ok($catalog, "Astro::Catalog");

# Write Catalog to Cluster File
# -----------------------------

my $file_name = File::Spec->catfile( $dir, "temporary.cat" );

# write it to /tmp/temporary.cat under UNIX
$catalog->write_catalog( Format => 'Cluster', File => $file_name );

# Compare output file and DATA block
# ----------------------------------

# data block
my @buffer = <DATA>;
chomp @buffer;

# temporary file
open( FILE, $file_name );
my @file = <FILE>;
chomp @file;
close(FILE);

for my $i (0 .. $#buffer) {
   is( $file[$i], $buffer[$i], "compare buffer" );
}

# L A S T   O R D E R S   A T   T H E   B A R --------------------------------

# Dump catalog object to screen
#print Dumper($catalog);
#print Dumper($cluster);

#END {
  # clean up after ourselves
#  print "# Cleaning up temporary files\n";
#  print "# Deleting: $file_name\n";
#  my @list = ( $file_name );
#  unlink(@list); 
#}        


# T I M E   A T   T H E   B A R ---------------------------------------------

exit;  

# D A T A   B L O C K --------------------------------------------------------

__DATA__
5 colours were created
R B V B-V B-R
Origin: UNKNOWN   Field Centre: RA 01 10 12.90, Dec +60 04 35.90   Catalogue Radius: 1 arcmin
00080  0 09 55 39.00  60 07 23.60  0.000  0.000  16.1  0.1  0  16.4  0.4  0  16.3  0.3  0  0.1  0.02  0  0.3  0.05  0  
00081  1 10 44 57.00  12 34 53.50  0.000  0.000  9.5  0.6  0  9.3  0.2  0  9.1  0.1  0  -0.2  0.05  0  0.2  0.07  0