dodb.cr/spec/utilities-cars.cr

97 lines
3 KiB
Crystal

class Context
class_property report_dir = "results"
class_property max_indexes = 5_000
class_property nb_run = 100
class_property from = 1_000
class_property to = 50_000
class_property incr = 1_000
class_property lru_size : UInt32 = 10_000
end
# To simplify the creation of graphs, it's better to have fake data for
# partitions and tags that won't be actually covered.
# 0 means the absence of data.
def fake_report(name)
durations = Array(Int32).new Context.nb_run, 0
File.open("#{Context.report_dir}/#{name}.raw", "w") do |file|
durations.each do |d|
file.puts d
end
end
puts "#{name}: no report"
end
def report(storage, name, &block)
durations = run_n_times Context.nb_run, &block
File.open("#{Context.report_dir}/#{name}.raw", "w") do |file|
durations.each do |d|
file.puts d
end
end
avr = durations.reduce { |a, b| a + b } / Context.nb_run
puts "#{name}: #{avr}"
avr
end
def verbose_add_cars(storage, nbcars, name, max_indexes)
long_operation "add #{nbcars} values to #{name}" do
add_cars storage, nbcars, max_indexes: max_indexes
end
end
# Add first entries, then loop: speed tests, add entries.
def prepare_env(storage, name, s_index, s_partition, s_tags, &)
verbose_add_cars storage, Context.from, name, max_indexes: Context.max_indexes
current = Context.from
to = Context.to
incr = Context.incr
while current < to
puts "current number of cars: #{current}/#{to}"
yield storage, current, name, s_index, s_partition, s_tags
break if current + incr >= to
verbose_add_cars storage, incr, name, max_indexes: Context.max_indexes
current += incr
end
long_operation "removing #{name} data" { storage.rm_storage_dir }
end
def perform_add(storage : DODB::Storage(Car))
corvet0 = Car.new "Corvet", "red", [ "shiny", "impressive", "fast", "elegant" ]
i = 0
perform_benchmark_average Context.nb_run, do
corvet = corvet0.clone
corvet.name = "Corvet-#{i}"
storage.unsafe_add corvet
i += 1
end
end
def search_benchmark(storage : DODB::Storage(Car),
current_db_size : Int32,
name : String,
search_name : DODB::Trigger::Index(Car),
search_color : DODB::Trigger::Partition(Car),
search_keywords : DODB::Trigger::Tags(Car))
name_to_search = ENV["CARNAME"] rescue "Corvet-#{(current_db_size/2).to_i}"
color_to_search = ENV["CARCOLOR"] rescue "red"
keyword_to_search = ENV["CARKEYWORD"] rescue "spacious"
puts "NEW BATCH: db-size #{current_db_size}, name: '#{name_to_search}', color: '#{color_to_search}', tag: '#{keyword_to_search}'"
report(storage, "#{name}_#{current_db_size}_index") do
corvet = search_name.get name_to_search
end
if current_db_size <= Context.max_indexes
report(storage, "#{name}_#{current_db_size}_partitions") do
corvet = search_color.get? color_to_search
end
report(storage, "#{name}_#{current_db_size}_tags") do
corvet = search_keywords.get? keyword_to_search
end
else
fake_report("#{name}_#{current_db_size}_partitions")
fake_report("#{name}_#{current_db_size}_tags")
end
end