use strict;
=head1 NAME
Test::Deep::PDL - Test ndarrays inside data structures with Test::Deep
our $VERSION = '0.22';
=for Pod::Coverage init descend diag_message renderExp renderGot
=cut
require Test::PDL;
=head1 DESCRIPTION
This is just an implementation class. Look at the documentation for test_pdl()
in L<Test::PDL>.
=cut
sub init
{
my $self = shift;
my $expected = shift;
die "Supplied value is not an ndarray" unless eval { $expected->isa('PDL') };
$self->{expected} = $expected;
}
sub descend
{
my $self = shift;
my $got = shift;
( my $ok, $self->data->{diag} ) = Test::PDL::eq_pdl( $got, $self->{expected} );
return $ok;
}
sub diag_message
{
my $self = shift;
my $where = shift;
return "Comparing $where as an ndarray:\n" . $self->data->{diag};
}
sub renderExp
{
my $self = shift;
return $self->renderGot( $self->{expected} );
}
sub renderGot
{
my $self = shift;
my $val = shift;
my $fmt = '%-8T %-12D (%-5S) ';
return eval { $val->isa('PDL') } ? ($val->info($fmt) . $val) : ("(" . Test::Deep::render_val($val) . ")");
}
=head1 BUGS
The implementation of this class depends on undocumented subroutines in
L<Test::Deep>. This may break if L<Test::Deep> gets refactored.
=head1 SEE ALSO
L<PDL>, L<Test::PDL>, L<Test::Deep>
=cut
1;