func BenchmarkFIFOEnqueue100SingleGR(b *testing.B) {
	fifo := NewFIFO()
	for i := 0; i < b.N; i++ {
		for c := 0; c < 100; c++ {
			fifo.Enqueue(c)
		}
	}
}
single goroutine - enqueue 100 elements
package goconcurrentqueue
import (
	"testing"
)
func BenchmarkFIFOEnqueueSingleGR(b *testing.B) {
	fifo := NewFIFO()
	for i := 0; i < b.N; i++ {
		fifo.Enqueue(i)
	}
}