profile/driver_bench/parallel/ldjson/import.rb
# frozen_string_literal: true
require_relative 'base'
require_relative '../dispatcher'
module Mongo
module DriverBench
module Parallel
module LDJSON
# "This benchmark tests driver performance importing documents from a
# set of LDJSON files."
#
# @api private
class Import < Mongo::DriverBench::Parallel::LDJSON::Base
bench_name 'LDJSON multi-file import'
private
# The data source for this benchmark. Each batch is the name of a
# file to read documents file.
class DataSource
def initialize(bench)
@n = 0
@bench = bench
end
def next
return nil if @n >= 100
@bench.file_name_at(@n).tap { @n += 1 }
end
end
def before_task
super
prepare_collection
@dispatcher = Dispatcher.new(DataSource.new(self)) do |file_name|
insert_docs_from_file(file_name)
end
end
def do_task
@dispatcher.run
end
end
end
end
end
end