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# Test case for HDF5 unlink function
use strict;
use warnings;
use PDL;
use PDL::IO::HDF5;
use Test::More;
my $filename = "unlink.hdf5";
# get rid of filename if it already exists
unlink $filename if( -e $filename);
my $hdf5 = new PDL::IO::HDF5($filename);
my $group=$hdf5->group('group1');
# Store a dataset
my $dataset=$group->dataset('data1');
my $data = pdl [ 2.0, 3.0, 4.0 ];
$dataset->set($data, unlimited => 1);
my $expected = 'data1';
my @datasets1=$group->datasets();
#print "datasets '".join(", ",@datasets1)."'\n";
is(join(', ',@datasets1), $expected);
# Remove the dataset.
$group->unlink('data1');
$expected = '';
my @datasets2=$group->datasets();
#print "datasets '".join(", ",@datasets2)."'\n";
is(join(', ',@datasets2), $expected);
# clean up file
unlink $filename if( -e $filename);
done_testing;
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