use Test::More tests => 10;
use File::Spec;
use lib File::Spec->catfile("..","lib");
use Math::MatrixReal;
do 'funcs.pl';
my $matrix = Math::MatrixReal->new_from_string(<<'MATRIX');
[ 1 7 2 6 9 0 1 1 ]
[ 0 5 0 0 0 0 0 0 ]
[ 0 0 1 4 0 0 0 0 ]
[ 0 0 0 1 0 0 0 0 ]
[ 2 0 0 0 5 0 4 0 ]
[ 0 3 0 8 0 1 0 0 ]
[ 1 0 0 0 0 0 -5 0 ]
[ 9 0 0 0 0 0 15 0 ]
MATRIX
ok( $matrix <= $matrix, '<= overload works' );
ok( $matrix >= $matrix, '>= overload works' );
ok( $matrix le $matrix, 'le overload works' );
ok( $matrix ge $matrix, 'ge overload works' );
ok( $matrix->row(2) < $matrix->row(1), '< overloading to norm works for row vector');
ok( $matrix->row(3) > $matrix->row(4), '> overloading to norm works for row vector');
ok( $matrix->row(2) lt $matrix->row(1), 'lt overloading to norm works for row vector');
ok( $matrix->row(3) gt $matrix->row(4), 'gt overloading to norm works for row vector');
ok( $matrix->col(2) > $matrix->col(1), '< overloading to norm works for col vector');
ok( $matrix->col(3) < $matrix->col(4), '> overloading to norm works for col vector');