Border base = cell.getBorder(CellBordersType.LEFT);
base = cell.getBorder(CellBordersType.TOP);
Assert.assertEquals(borderbase, base);
//
CellBordersType cellType = CellBordersType.enumValueOf("bottom");
Assert.assertEquals("bottom", cellType.toString());
CellBordersType cellType1 = CellBordersType.enumValueOf("");
Assert.assertEquals(null, cellType1);
try {
CellBordersType.enumValueOf("aaa");
} catch (Exception e) {
Assert.assertTrue(e instanceof RuntimeException);