{nat{03271}, 8, "3271"},
	{nat{10}, 10, "10"},
	{nat{1234567890}, 10, "1234567890"},
	{nat{0xdeadbeef}, 16, "deadbeef"},
	{nat{0x229be7}, 17, "1a2b3c"},
	{nat{0x309663e6}, 32, "o9cov6"},
	{nat{0x309663e6}, 62, "TakXI"},
}

func TestString(t *testing.T) {
	// test invalid base explicitly
	var panicStr string
	func() {
		defer func() {
			panicStr = recover().(string)
		}()
		natOne.utoa(1)
	}()