{Date(2012, January, 1, 12, 15, 31, 5e8, UTC), Second},
	{Unix(-19012425939, 649146258), 7435029458905025217}, // 5.8*d rounds to 6*d, but .8*d+.8*d < 0 < d
}

func TestTruncateRound(t *testing.T) {
	var (
		bsec  = new(big.Int)
		bnsec = new(big.Int)
		bd    = new(big.Int)
		bt    = new(big.Int)
		br    = new(big.Int)
		bq    = new(big.Int)
		b1e9  = new(big.Int)
	)