@Test
public void testRoundFraction()
{

    assertEquals( 1.0, MathUtils.roundFraction( 1.357, 1 ), DELTA );
    assertEquals( 1.4, MathUtils.roundFraction( 1.357, 2 ), DELTA );
    assertEquals( 1.36, MathUtils.roundFraction( 1.357, 3 ), DELTA );
    assertEquals( -1.0, MathUtils.roundFraction( -1.357, 1 ), DELTA );
    assertEquals( -1.4, MathUtils.roundFraction( -1.357, 2 ), DELTA );
    assertEquals( -1.36, MathUtils.roundFraction( -1.357, 3 ), DELTA );
    assertEquals( 1.4, MathUtils.roundFraction( 1.357, 2 ), DELTA );
    assertEquals( 14.0, MathUtils.roundFraction( 13.57, 2 ), DELTA );
    assertEquals( 136.0, MathUtils.roundFraction( 135.7, 2 ), DELTA );
    assertEquals( -1.4, MathUtils.roundFraction( -1.357, 2 ), DELTA );
    assertEquals( -14.0, MathUtils.roundFraction( -13.57, 2 ), DELTA );
    assertEquals( -136.0, MathUtils.roundFraction( -135.7, 2 ), DELTA );
}