Created
February 18, 2016 02:09
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require 'benchmark/ips' | |
class Foo | |
alias :object_hash :hash | |
attr_reader :hash | |
def initialize | |
@hash = object_hash | |
end | |
end | |
class Bar | |
end | |
hash = {} | |
foo = Foo.new | |
bar = Bar.new | |
Benchmark.ips do |x| | |
x.report("foo") { hash[foo] } | |
x.report("bar") { hash[bar] } | |
x.report("foo.hash") { foo.hash } | |
x.report("bar.hash") { bar.hash } | |
end | |
__END__ | |
[aaron@TC ruby (trunk)]$ ruby test.rb | |
Warming up -------------------------------------- | |
foo 118.361k i/100ms | |
bar 118.637k i/100ms | |
Calculating ------------------------------------- | |
foo 7.944M (± 3.1%) i/s - 39.769M | |
bar 7.931M (± 3.4%) i/s - 39.625M | |
[aaron@TC ruby (trunk)]$ ruby test.rb | |
Warming up -------------------------------------- | |
foo 122.180k i/100ms | |
bar 120.492k i/100ms | |
foo.hash 123.397k i/100ms | |
bar.hash 119.312k i/100ms | |
Calculating ------------------------------------- | |
foo 8.002M (± 4.2%) i/s - 39.953M | |
bar 8.037M (± 4.5%) i/s - 40.124M | |
foo.hash 8.819M (± 3.9%) i/s - 44.053M | |
bar.hash 7.856M (± 4.1%) i/s - 39.254M |
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