Benchmark fifo.

spec/benchmark-fifo.cr

@@ -0,0 +1,35 @@
+require "benchmark"
+require "../src/fifo.cr"
+
+def add(fifo : FIFO(Int32) | EfficientFIFO(Int32), nb : UInt32)
+	i = 0
+	while i < nb
+		fifo << i
+		i += 1
+	end
+end
+
+class Context
+	class_property nb_values : UInt32 = 100_000
+	class_property fifo_size : UInt32 = 10_000
+end
+
+if nb_values = ENV["NBVAL"]?
+	Context.nb_values = nb_values.to_u32
+end
+
+if fifo_size = ENV["FIFOSIZE"]?
+	Context.fifo_size = fifo_size.to_u32
+end
+
+Benchmark.ips do |x|
+	x.report("adding #{Context.nb_values} values, FIFO limited to #{Context.fifo_size}") do
+		fifo = FIFO(Int32).new Context.fifo_size
+		add fifo, Context.nb_values
+	end
+
+	x.report("adding #{Context.nb_values} values, EfficientFIFO limited to #{Context.fifo_size}") do
+		fifo = EfficientFIFO(Int32).new Context.fifo_size
+		add fifo, Context.nb_values
+	end
+end