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# File 'lib/benchmark-interface/backends/bench9000.rb', line 15
def self.run(benchmark_set, names, options)
unless names.size == 1
abort 'The bench9000 backend only works when you run just one benchmark at a time - specify the name on the command line'
end
unless options['--no-scale']
min_time = benchmark_set.benchmarks.map(&:basic_iteration_time).min
if min_time < MIN_SAMPLING_TIME
short_iterations = true
samples = (MIN_SAMPLING_TIME / min_time / MIN_SAMPLING_TIME).to_i
puts "These are short benchmarks - we're running each #{samples} times so they take about a second and using the micro harness"
end
end
benchmark = benchmark_set.benchmark(names.first)
block = benchmark.block
Object.instance_eval do
if short_iterations
define_method(:micro_harness_input) do
nil
end
define_method(:micro_harness_iterations) do
samples
end
define_method(:micro_harness_sample) do |input|
block.call
end
define_method(:micro_harness_expected) do
raise 'not expecting this to be called, as we\'ve patched harness_verify'
end
else
define_method(:harness_input) do
nil
end
define_method(:harness_sample) do |input|
block.call
end
define_method(:harness_verify) do |output|
true
end
end
end
@loading_real = true
if short_iterations
benchmark_interface_original_require 'bench9000/micro-harness'
Object.instance_eval do
define_method(:harness_verify) do |output|
true
end
end
end
benchmark_interface_original_require 'bench9000/harness'
end
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