t.Error("errors.Is failed, wanted success")
	}
}

func BenchmarkParseInt(b *testing.B) {
	b.Run("Pos", func(b *testing.B) {
		benchmarkParseInt(b, 1)
	})
	b.Run("Neg", func(b *testing.B) {
		benchmarkParseInt(b, -1)
	})
}

type benchCase struct {
	name string
	num  int64
}

func benchmarkParseInt(b *testing.B, neg int) {
	cases := []benchCase{
		{"7bit", 1<<7 - 1},