benchmarkSwitchString(b, false)
}
func benchmarkSwitchString(b *testing.B, predictable bool) {
	a := []string{
		"foo",
		"foo1",
		"foo22",
		"foo333",
		"foo4444",
		"foo55555",
		"foo666666",
		"foo7777777",
	}
	n := 0
	rng := newRNG()
	for i := 0; i < b.N; i++ {
		rng = rng.next(predictable)
		switch a[rng.value()&7] {
		case "foo":
			n += 1
		case "foo1":
			n += 2