src/testcases/org/apache/poi/ss/formula/SheetRangeAndWorkbookIndexFormatterTest.java

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   this work for additional information regarding copyright ownership.
   The ASF licenses this file to You under the Apache License, Version 2.0
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       http://www.apache.org/licenses/LICENSE-2.0

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package org.apache.poi.ss.formula;

import org.junit.Test;

import static org.junit.Assert.assertEquals;

public class SheetRangeAndWorkbookIndexFormatterTest {
    @Test
    public void noDelimiting_ifASingleSheetNameDoesntNeedDelimiting() {
        StringBuilder sb = new StringBuilder();
        String result = SheetRangeAndWorkbookIndexFormatter.format(sb, 0, "noDelimiting", null);
        assertEquals("[0]noDelimiting", result);
    }

    @Test
    public void everythingIsScreened_ifASingleSheetNameNeedsDelimiting() {
        StringBuilder sb = new StringBuilder();
        String result = SheetRangeAndWorkbookIndexFormatter.format(sb, 0, "1delimiting", null);
        assertEquals("'[0]1delimiting'", result);
    }

    @Test
    public void noDelimiting_ifBothSheetNamesDontNeedDelimiting() {
        StringBuilder sb = new StringBuilder();
        String result = SheetRangeAndWorkbookIndexFormatter.format(sb, 0, "noDelimiting1", "noDelimiting2");
        assertEquals("[0]noDelimiting1:noDelimiting2", result);
    }

    @Test
    public void everythingIsScreened_ifFirstSheetNamesNeedsDelimiting() {
        StringBuilder sb = new StringBuilder();
        String result = SheetRangeAndWorkbookIndexFormatter.format(sb, 0, "1delimiting", "noDelimiting");
        assertEquals("'[0]1delimiting:noDelimiting'", result);
    }

    @Test
    public void everythingIsScreened_ifLastSheetNamesNeedsDelimiting() {
        StringBuilder sb = new StringBuilder();
        String result = SheetRangeAndWorkbookIndexFormatter.format(sb, 0, "noDelimiting", "1delimiting");
        assertEquals("'[0]noDelimiting:1delimiting'", result);
    }

    @Test
    public void everythingIsScreened_ifBothSheetNamesNeedDelimiting() {
        StringBuilder sb = new StringBuilder();
        String result = SheetRangeAndWorkbookIndexFormatter.format(sb, 0, "1delimiting", "2delimiting");
        assertEquals("'[0]1delimiting:2delimiting'", result);
    }
}