class Rgot::B
Constants
- Options
Attributes
n[RW]
@dynamic n, n=
Public Class Methods
new(benchmark_module, name, opts = Options.new)
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Calls superclass method
# File lib/rgot/b.rb, line 14 def initialize(benchmark_module, name, opts = Options.new) super() @n = 1 @module = benchmark_module @name = name @opts = opts @timer_on = false @duration = 0.0 @module.extend @module if @module end
Public Instance Methods
reset_timer()
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# File lib/rgot/b.rb, line 39 def reset_timer if @timer_on @start = Rgot.now end @duration = 0.0 end
run(&block)
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# File lib/rgot/b.rb, line 46 def run(&block) n = 1 benchtime = (@opts.benchtime || 1).to_f catch(:skip) do run_n(n, block) while !failed? && @duration < benchtime && n < 1e9 if @duration < (benchtime / 100.0) n *= 100 elsif @duration < (benchtime / 10.0) n *= 10 elsif @duration < (benchtime / 5.0) n *= 5 elsif @duration < (benchtime / 2.0) n *= 2 else if n == 1 break end n = [(n * 1.2).to_i, n + 1].max || raise end run_n(n, block) end end BenchmarkResult.new(n: n, t: @duration) end
run_parallel() { |pb(bn: n)| ... }
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# File lib/rgot/b.rb, line 73 def run_parallel raise LocalJumpError, "no block given" unless block_given? procs = (@opts.procs || 1) threads = (@opts.threads || 1) procs.times do fork do Array.new(threads) { Thread.new { yield PB.new(bn: @n) }.tap { |t| t.abort_on_exception = true } }.each(&:join) end end Process.waitall end
start_timer()
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# File lib/rgot/b.rb, line 25 def start_timer if !@timer_on @start = Rgot.now @timer_on = true end end
stop_timer()
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# File lib/rgot/b.rb, line 32 def stop_timer if @timer_on @duration += Rgot.now - @start @timer_on = false end end
Private Instance Methods
run_n(n, block = nil)
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# File lib/rgot/b.rb, line 93 def run_n(n, block = nil) GC.start @n = n reset_timer start_timer if block block.call(self) else bench_method = @module.instance_method(@name).bind(@module) if bench_method.arity == 0 path, line = bench_method.source_location skip "#{path}:#{line} `#{bench_method.name}' is not running. It's a benchmark method name, But not have argument" else bench_method.call(self) end end stop_timer end