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require 'benchmark'
#
# Benchmarking
n = 100 * 100
Benchmark.bmbm do |x|
x.report("Set theory") do
require 'set'
def set_theory(expected, actual)
a = Set.new(expected)
b = Set.new(actual)
a == b
end
n.times do
array = ["a", 1, {:foo => :bar}]
set_theory(array, array.reverse)
end
end
x.report("same_elements from shoulda (sorta)") do
def same_elements(a1, a2)
[:select, :inject, :size].each do |m|
[a1, a2].each { |a| a.respond_to?(m) || return }
end
a1h = a1.inject({}) { |h,e| h[e] = a1.select { |i| i == e }.size; h }
a2h = a2.inject({}) { |h,e| h[e] = a2.select { |i| i == e }.size; h }
a1h == a2h
end
n.times do
array = ["a", 1, {:foo => :bar}]
same_elements(array, array.reverse)
end
end
end
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