diff --git a/t/script/single.t b/t/script/single.t
new file mode 100644
index 0000000..053f80b
--- /dev/null
+++ b/t/script/single.t
@@ -0,0 +1,52 @@
+#/usr/bin/env perl
+use strict;
+use warnings;
+use File::Basename 'dirname';
+use File::Spec::Functions qw/catdir catfile/;
+use File::Temp qw/ :POSIX /;
+use Mojo::Util qw/slurp/;
+use Mojo::JSON qw/decode_json/;
+use IO::Uncompress::Gunzip;
+use Test::More;
+
+my $f = dirname(__FILE__);
+my $script = catfile($f, '..', '..', 'script', 'korapxml2krill');
+my $input = catdir($f, '..', 'annotation', 'corpus', 'doc', '0001');
+my $output = tmpnam();
+
+ok(-f $script, 'Script found');
+ok(-d $input, 'Input directory found');
+
+my $call = 'perl ';
+$call .= $script . ' ';
+$call .= "--input $input ";
+$call .= "--output $output ";
+$call .= '-t OpenNLP#Tokens ';
+
+system($call);
+
+ok(my $file = slurp $output, 'Slurp data');
+ok(my $json = decode_json $file, 'decode json');
+is($json->{textType}, 'Zeitung: Tageszeitung', 'text type');
+is($json->{title}, 'Beispiel Text', 'Title');
+is($json->{data}->{tokenSource}, 'opennlp#tokens', 'Title');
+is($json->{data}->{foundries}, 'base base/paragraphs base/sentences connexor connexor/morpho connexor/phrase connexor/sentences connexor/syntax corenlp corenlp/constituency corenlp/morpho corenlp/sentences dereko dereko/structure glemm glemm/morpho mate mate/dependency mate/morpho opennlp opennlp/morpho opennlp/sentences treetagger treetagger/morpho treetagger/sentences xip xip/constituency xip/morpho xip/sentences', 'Foundries');
+like($json->{data}->{text}, qr/^Zum letzten kulturellen/, 'Foundries');
+is($json->{data}->{stream}->[0]->[0], '-:base/paragraphs$<i>1', 'Paragraphs');
+
+system($call . ' -z');
+
+my $gz = IO::Uncompress::Gunzip->new($output);
+ok($gz->read($file), 'Uncompress');
+
+ok($json = decode_json $file, 'decode json');
+is($json->{textType}, 'Zeitung: Tageszeitung', 'text type');
+is($json->{title}, 'Beispiel Text', 'Title');
+is($json->{data}->{tokenSource}, 'opennlp#tokens', 'Title');
+is($json->{data}->{foundries}, 'base base/paragraphs base/sentences connexor connexor/morpho connexor/phrase connexor/sentences connexor/syntax corenlp corenlp/constituency corenlp/morpho corenlp/sentences dereko dereko/structure glemm glemm/morpho mate mate/dependency mate/morpho opennlp opennlp/morpho opennlp/sentences treetagger treetagger/morpho treetagger/sentences xip xip/constituency xip/morpho xip/sentences', 'Foundries');
+like($json->{data}->{text}, qr/^Zum letzten kulturellen/, 'Foundries');
+is($json->{data}->{stream}->[0]->[0], '-:base/paragraphs$<i>1', 'Paragraphs');
+
+
+done_testing;
+__END__