galaxy/test/functional/tools/multiple_versions_v02.xml

<tool id="multiple_versions" name="multiple_versions" version="0.2">
    <command><![CDATA[
        echo "Version 0.2" > '$out_file1'
    ]]></command>
    <inputs>
        <param name="inttest" value="1" type="integer"/>
    </inputs>
    <outputs>
        <data name="out_file1" format="txt"/>
    </outputs>
    <tests>
        <test>
            <param name="intest" value="1"/>
            <output name="out_file1" file="multiple_versions_0.2.txt">
                <assert_contents>
                    <has_line line="Version 0.2"/>
                </assert_contents>
            </output>
        </test>
    </tests>
</tool>