@Test
public void exampleUsage() throws IOException {
StyleBuilder blue = aStyle().with(fill(foregroundColour(Blue))).with(fontSize("18")).with(fontColour(White));
StyleBuilder yellow = aStyle().with(fill(foregroundColour(Yellow))).with(fontColour(White));
Cell a1 = new StringCell("Blue", blue);
Cell a2 = new StringCell("Yellow", yellow);
Workbook workbook = getWorkbook("emptySheet.xlsx");
PoiWorkbook sheet = new PoiWorkbook(workbook);
sheet.replaceCell(coordinate(A, 1), a1);
sheet.replaceCell(coordinate(A, 2), a2);
OutputWorkbook.writeWorkbookToTemporaryFile(workbook, "exampleOfApplyColours");