Sha256: edb41f96ca638e95ba2a55824c237e49ff3d7ebace43b9aced956cc3b653a83b
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Size: 1.61 KB
Versions: 8
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Stored size: 1.61 KB
Contents
require 'sane' # gem
require_relative '../ext/google_hash'
require 'benchmark'
require 'hitimes' # gem
def measure
Hitimes::Interval.measure { yield }
end
def meas string
time_took = measure { yield }
puts "% -23s %.03f" % [string, time_took]
end
def go num
puts RUBY_DESCRIPTION
puts "inserting #{num} objects"
puts "remember that these may be more RAM space efficient than ruby's standard hash, as well, esp. the sparse hash--see the file bench_gc.rb"
puts "double is like float, long is like a large int"
# get all existing
all_google_hashmap_classes = Object.constants.grep(/^GoogleHash.*/).reject{|n| n == :GoogleHash}.map{|n| eval n.to_s}
all = all_google_hashmap_classes + [Hash]
for name in all do
GC.start # try to clear the previous run's hash from memory :)
GC.disable # don't let this taint runs
subject = name.new
puts
if name == Hash
puts "Ruby Standard Hash"
else
puts name
end
subject = name.new
meas( "populate string ") { num.times {|n| subject['abc'] = 4 } } rescue nil
subject = name.new
meas( "populate symbol") { num.times {|n| subject[:abc] = 4} } rescue nil
meas( "populate integer") { num.times {|n| subject[n] = 4}}
meas("#each") { subject.each{|k, v| } }
begin
subject = name.new
subject[3] = 4
meas("lookup int") { num.times {|n| subject[3]}}
subject['abc'] = 3
subject[:abc] = 3
meas("lookup string") { num.times {|n| subject['abc']}}
meas( "lookup symbol" ) { num.times {|n| subject[:abc]}}
rescue # most don't support these...
end
end
end
num = 400_000
go num if $0 ==__FILE__
Version data entries
8 entries across 8 versions & 1 rubygems