<tool id="lcat3" name="LoCat" version="3.0.0">
    <requirements>
    </requirements>
    <command detect_errors="exit_code"><![CDATA[
        cat $input1 $input2 $input3 > $output
    ]]></command>
    <inputs>
        <param type="data" name="input1" format="txt" />
        <param type="data" name="input2" format="txt" />
        <param type="data" name="input3" format="txt" />
    </inputs>
    <outputs>
        <data name="output" format="txt" />
    </outputs>

    <tests>
        <test>
            <param name="input1" value="start_cat.txt" />
            <param name="input2" value="start_cat.txt" />
            <param name="input2" value="start_cat.txt" />
            <output name="output" file="three_cat.txt" />
        </test>
    </tests>

    <help><![CDATA[
        This cat is three cat.
    ]]></help>

    <citations>
        <citation type="bibtex">
@misc{myThreeCat,
  author = {Dennis, Cicada},
  year = {2017},
  title = {myThreeCat},
  publisher = {Noone},
  journal = {nobody},
  url = {http://cicadamessenger.com},
}</citation>
    </citations>

</tool>