log4j/src/testcases/org/apache/poi/ss/formula/functions/TestLookupFunctionsFromSpreadsheet.java

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   this work for additional information regarding copyright ownership.
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package org.apache.poi.ss.formula.functions;

import java.util.stream.Stream;

import org.junit.jupiter.params.provider.Arguments;

/**
 * Tests lookup functions (VLOOKUP, HLOOKUP, LOOKUP, MATCH) as loaded from a test data spreadsheet.<p>
 * These tests have been separated from the common function and operator tests because the lookup
 * functions have more complex test cases and test data setup.
 *
 * Tests for bug fixes and specific/tricky behaviour can be found in the corresponding test class
 * (<tt>TestXxxx</tt>) of the target (<tt>Xxxx</tt>) implementor, where execution can be observed
 *  more easily.
 */
final class TestLookupFunctionsFromSpreadsheet extends BaseTestFunctionsFromSpreadsheet {
    public static Stream<Arguments> data() throws Exception {
        return data(TestLookupFunctionsFromSpreadsheet.class, "LookupFunctionsTestCaseData.xls");
    }
}