galaxy/test/functional/tools/metadata_check_eq.xml

<!-- functional tool test for the dataset_metadata_equal validator -->
<tool id="metadata_check_eq" name="metadata_check_eq" version="1.0.0" profile="23.1">
    <description>Tests whether asserting metadata equals something works.</description>
    <command><![CDATA[
        #if $input or $input_negate
            echo "sucess" >> '$output' &&
        #end if
        #if $input
            echo "columns $input.metadata.columns" >> '$output' &&
            echo "column_names $input.metadata.column_names" >> '$output'
        #else 
            echo "columns $input_negate.metadata.columns" >> '$output' &&
            echo "column_names $input_negate.metadata.column_names" >> '$output'
        #end if
    ]]></command>
    <inputs>
        <param name="input" type="data" optional="true" multiple="false" format="tabular,csv">
            <validator type="dataset_metadata_equal" metadata_name="columns" value_json="12" />
            <validator type="dataset_metadata_equal" metadata_name="column_names" value_json="[&quot;Transaction_date&quot; ,&quot;Product&quot;, &quot;Price&quot;, &quot;Payment_Type&quot;, &quot;Name&quot;, &quot;City&quot;, &quot;State&quot;, &quot;Country&quot;, &quot;Account_Created&quot;, &quot;Last_Login&quot;, &quot;Latitude&quot;, &quot;Longitude&quot;]" />
        </param>
        <param name="input_negate" type="data" optional="true" multiple="false" format="tabular,csv">
            <validator type="dataset_metadata_equal" metadata_name="columns" negate="true"  value_json="12"/>
            <validator type="dataset_metadata_equal" metadata_name="column_names" negate="true" value_json="[&quot;Transaction_date&quot; ,&quot;Product&quot;, &quot;Price&quot;, &quot;Payment_Type&quot;, &quot;Name&quot;, &quot;City&quot;, &quot;State&quot;, &quot;Country&quot;, &quot;Account_Created&quot;, &quot;Last_Login&quot;, &quot;Latitude&quot;, &quot;Longitude&quot;]" />
        </param>
    </inputs>
    <outputs>
        <data name="output" format="txt"/>
    </outputs>
    <tests>
        <test expect_failure="true">
            <param name="input" value="1.tabular" ftype="tabular" />
        </test>
        <test>
            <param name="input" value="1.csv" ftype="csv" />
            <output name="output">
                <assert_contents>
                    <has_text text="sucess"/>
                    <has_text text="columns 12"/>
                    <has_text text="Transaction_date"/>
                </assert_contents>
            </output>
        </test>
        <test>
            <param name="input_negate" value="1.tabular" ftype="tabular" />
            <output name="output">
                <assert_contents>
                    <has_text text="sucess"/>
                    <has_text text="columns 3"/>
                    <!-- tabular has no column names -->
                    <has_text text="Transaction_date" negate="true"/>
                </assert_contents>
            </output>
        </test>
        <test expect_failure="true">
            <param name="input_negate" value="1.csv" ftype="csv" />
        </test>
    </tests>
</tool>