bench/list/cons_bench.rb
require "benchmark/ips"
require "hamster/list"
Benchmark.ips do |b|
sml_list = Hamster::List[1]
med_list = Hamster::List.empty
100.times { |i| med_list = med_list.cons(i) }
lrg_list = Hamster::List.empty
10000.times { |i| lrg_list = lrg_list.cons(i) }
b.report "cons small" do |n|
a = 0
sml = sml_list
while a < n
sml = sml.cons(a)
a += 1
end
end
b.report "cons medium" do |n|
a = 0
med = med_list
while a < n
med = med.cons(a)
a += 1
end
end
b.report "cons large" do |n|
a = 0
lrg = lrg_list
while a < n
lrg = lrg.cons(a)
a += 1
end
end
end