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tag: v2.13.0
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require 'benchmark'
require 'set'
n = 10000000
array = [
:@name, :@declarations, :@diffable, :@messages,
:@match_block, :@match_for_should_not_block,
:@expected_exception
]
set = array.to_set
puts "Positive examples: "
Benchmark.bm(25) do |x|
array.each_with_index do |var, i|
x.report("set.include?(item #{i}) ") do
n.times { set.include?(var) }
end
x.report("array.include?(item #{i})") do
n.times { array.include?(var) }
end
puts "=" * 80
end
end
puts "\n\nNegative examples: "
Benchmark.bm(5) do |x|
x.report("set ") do
n.times { set.include?(:@other) }
end
x.report("array") do
n.times { array.include?(:@other) }
end
end
# Positive examples:
# user system total real
# set.include?(item 0) 2.000000 0.010000 2.010000 ( 1.999305)
# array.include?(item 0) 1.170000 0.000000 1.170000 ( 1.173168)
# ================================================================================
# set.include?(item 1) 2.020000 0.000000 2.020000 ( 2.016389)
# array.include?(item 1) 1.580000 0.000000 1.580000 ( 1.585301)
# ================================================================================
# set.include?(item 2) 1.980000 0.010000 1.990000 ( 1.984699)
# array.include?(item 2) 2.170000 0.000000 2.170000 ( 2.167163)
# ================================================================================
# set.include?(item 3) 2.110000 0.010000 2.120000 ( 2.125914)
# array.include?(item 3) 2.450000 0.000000 2.450000 ( 2.445224)
# ================================================================================
# set.include?(item 4) 2.090000 0.010000 2.100000 ( 2.094182)
# array.include?(item 4) 2.920000 0.000000 2.920000 ( 2.924850)
# ================================================================================
# set.include?(item 5) 2.000000 0.000000 2.000000 ( 2.000656)
# array.include?(item 5) 3.540000 0.010000 3.550000 ( 3.547563)
# ================================================================================
# set.include?(item 6) 2.030000 0.000000 2.030000 ( 2.032430)
# array.include?(item 6) 3.800000 0.010000 3.810000 ( 3.810014)
# ================================================================================
# Negative examples:
# user system total real
# set 1.940000 0.000000 1.940000 ( 1.941780)
# array 4.240000 0.010000 4.250000 ( 4.238137)
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