@Test
public void convertFormatInt() {

    assertEquals( "9", ConvertUtil.formatInt(9.8, 0));
    assertEquals( "9", ConvertUtil.formatInt(9.8, 1));
    assertEquals( "9", ConvertUtil.formatInt(9.8, 2));
    assertEquals( "9", ConvertUtil.formatInt(9.8, 3));
    assertEquals( "90", ConvertUtil.formatInt(98.6, 1));
    assertEquals( "98", ConvertUtil.formatInt(98.6, 2));
    assertEquals( "98", ConvertUtil.formatInt(98.6, 3));
    assertEquals( "-9", ConvertUtil.formatInt(-9.8, 1));
    assertEquals( "-9", ConvertUtil.formatInt(-9.8, 2));
    assertEquals( "-9", ConvertUtil.formatInt(-9.8, 3));
}