diff --git a/t/batch_file.t b/t/batch_file.t
new file mode 100644
index 0000000..aa7993d
--- /dev/null
+++ b/t/batch_file.t
@@ -0,0 +1,41 @@
+#!/usr/bin/env perl
+use strict;
+use warnings;
+use Test::More;
+use File::Basename 'dirname';
+use File::Spec::Functions 'catdir';
+use File::Temp qw/ :POSIX /;
+use Mojo::Util qw/slurp/;
+use Mojo::JSON qw/decode_json/;
+
+use_ok('KorAP::XML::Batch::File');
+
+ok(my $bf = KorAP::XML::Batch::File->new(
+  overwrite => 1,
+  foundry => 'OpenNLP',
+  layer => 'Tokens'
+), 'Construct new batch file object');
+
+# gzip => 1,
+
+my $path = catdir(dirname(__FILE__), 'annotation', 'corpus', 'doc', '0001');
+
+my $output = tmpnam();
+ok($bf->process($path => $output), 'Process file');
+
+ok(-f $output, 'File exists');
+
+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($json->{data}->{foundries}, '', 'Foundries');
+like($json->{data}->{text}, qr/^Zum letzten kulturellen/, 'Foundries');
+is($json->{data}->{stream}->[0]->[0], '-:tokens$<i>18', 'Tokens');
+is($json->{data}->{stream}->[0]->[1], '<>:base/s:t$<b>64<i>0<i>129<i>17<b>0', 'Data');
+
+done_testing;
+__END__