Tests and benchmarks are now more consistent.
This commit is contained in:
parent
0a357446ef
commit
c124b23d7a
@ -1,6 +1,6 @@
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require "benchmark"
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require "./benchmark-utilities.cr"
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require "./cars.cr"
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require "./utilities.cr"
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require "./db-cars.cr"
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cars_ram = DODB::RAMOnlySpecDataBase(Car).new
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cars_cached = DODB::CachedSpecDataBase(Car).new
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@ -12,70 +12,75 @@ cached_searchby_name, cached_searchby_color, cached_searchby_keywords = ca
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semi_searchby_name, semi_searchby_color, semi_searchby_keywords = cached_indexes cars_semi
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uncached_searchby_name, uncached_searchby_color, uncached_searchby_keywords = uncached_indexes cars_uncached
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add_cars cars_ram, 1_000
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add_cars cars_cached, 1_000
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add_cars cars_semi, 1_000
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add_cars cars_uncached, 1_000
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db_size = ENV["DBSIZE"].to_i rescue 1_000
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car_name_to_search = ENV["CARNAME"] rescue "Corvet-#{(db_size/2).to_i}"
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car_color_to_search = ENV["CARCOLOR"] rescue "red"
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car_keyword_to_search = ENV["CARKEYWORD"] rescue "spacious"
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add_cars cars_ram, db_size
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add_cars cars_cached, db_size
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add_cars cars_semi, db_size
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add_cars cars_uncached, db_size
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# Searching for data with an index.
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puts "search by index 'Corvet-500': get a single value"
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puts "search by index '#{car_name_to_search}': get a single value"
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Benchmark.ips do |x|
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x.report("(ram db and index) searching a data with an index") do
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corvet = ram_searchby_name.get "Corvet-500"
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x.report("(ram db and index) searching with an index") do
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corvet = ram_searchby_name.get car_name_to_search
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end
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x.report("(cached db and index) searching a data with an index") do
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corvet = cached_searchby_name.get "Corvet-500"
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x.report("(cached db and index) searching with an index") do
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corvet = cached_searchby_name.get car_name_to_search
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end
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x.report("(semi: uncached db but cached index) searching a data with an index") do
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corvet = semi_searchby_name.get "Corvet-500"
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x.report("(semi: uncached db but cached index) searching with an index") do
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corvet = semi_searchby_name.get car_name_to_search
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end
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x.report("(uncached db and index) searching a data with an index") do
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corvet = uncached_searchby_name.get "Corvet-500"
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x.report("(uncached db and index) searching with an index") do
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corvet = uncached_searchby_name.get car_name_to_search
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end
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end
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# Searching for data with a partition.
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puts ""
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puts "search by partition 'red': get #{ram_searchby_color.get("red").size} values"
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puts "search by partition #{car_color_to_search}: get #{ram_searchby_color.get(car_color_to_search).size} values"
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Benchmark.ips do |x|
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x.report("(ram db and partition) searching a data with a partition") do
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corvet = ram_searchby_color.get "red"
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x.report("(ram db and partition) searching with a partition") do
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corvet = ram_searchby_color.get car_color_to_search
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end
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x.report("(cached db and partition) searching a data with a partition") do
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corvet = cached_searchby_color.get "red"
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x.report("(cached db and partition) searching with a partition") do
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corvet = cached_searchby_color.get car_color_to_search
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end
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x.report("(semi: uncached db but cached partition) searching a data with a partition") do
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corvet = semi_searchby_color.get "red"
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x.report("(semi: uncached db but cached partition) searching with a partition") do
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corvet = semi_searchby_color.get car_color_to_search
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end
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x.report("(uncached db and partition) searching a data with a partition") do
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corvet = uncached_searchby_color.get "red"
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x.report("(uncached db and partition) searching with a partition") do
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corvet = uncached_searchby_color.get car_color_to_search
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end
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end
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# Searching for data with a tag.
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puts ""
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puts "search by tag 'spacious': get #{ram_searchby_keywords.get("spacious").size} values"
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puts "search by tag #{car_keyword_to_search}: get #{ram_searchby_keywords.get(car_keyword_to_search).size} values"
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Benchmark.ips do |x|
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x.report("(ram db and tag) searching a data with a tag") do
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corvet = ram_searchby_keywords.get "spacious"
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x.report("(ram db and tag) searching with a tag") do
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corvet = ram_searchby_keywords.get car_keyword_to_search
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end
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x.report("(cached db and tag) searching a data with a tag") do
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corvet = cached_searchby_keywords.get "spacious"
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x.report("(cached db and tag) searching with a tag") do
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corvet = cached_searchby_keywords.get car_keyword_to_search
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end
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x.report("(semi: uncached db but cached tag) searching a data with a tag") do
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corvet = semi_searchby_keywords.get "spacious"
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x.report("(semi: uncached db but cached tag) searching with a tag") do
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corvet = semi_searchby_keywords.get car_keyword_to_search
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end
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x.report("(uncached db and tag) searching a data with a tag") do
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corvet = uncached_searchby_keywords.get "spacious"
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x.report("(uncached db and tag) searching with a tag") do
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corvet = uncached_searchby_keywords.get car_keyword_to_search
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end
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end
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@ -94,17 +99,12 @@ cached_searchby_name, cached_searchby_color, cached_searchby_keywords = ca
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semi_searchby_name, semi_searchby_color, semi_searchby_keywords = cached_indexes cars_semi
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uncached_searchby_name, uncached_searchby_color, uncached_searchby_keywords = uncached_indexes cars_uncached
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add_cars cars_ram, 1_000
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add_cars cars_cached, 1_000
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add_cars cars_semi, 1_000
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add_cars cars_uncached, 1_000
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def perform_add(storage : DODB::Storage(Car), nb_run)
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corvet0 = Car.new "Corvet", "red", [ "shiny", "impressive", "fast", "elegant" ]
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i = 0
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perform_benchmark_average nb_run, do
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corvet = corvet0.clone
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corvet.name = "Corvet-add-#{i}"
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corvet.name = "Corvet-#{i}"
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storage << corvet
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i += 1
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end
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@ -1,7 +1,5 @@
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require "benchmark"
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require "../src/dodb.cr"
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require "./test-data.cr"
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require "./db-ships.cr"
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class DODBCached < DODB::CachedDataBase(Ship)
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def initialize(storage_ext = "", remove_previous_data = true)
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@ -1,32 +0,0 @@
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def perform_something(&block)
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start = Time.monotonic
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yield
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Time.monotonic - start
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end
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def perform_benchmark_average(ntimes : Int32, &block)
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i = 1
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sum = Time::Span.zero
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while i <= ntimes
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elapsed_time = perform_something &block
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sum += elapsed_time
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i += 1
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end
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sum / ntimes
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end
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def perform_benchmark_average_verbose(title : String, ntimes : Int32, &block)
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i = 1
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sum = Time::Span.zero
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puts "Execute '#{title}' × #{ntimes}"
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while i <= ntimes
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elapsed_time = perform_something &block
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sum += elapsed_time
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STDOUT.write "\relapsed_time: #{elapsed_time}, average: #{sum/i}".to_slice
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i += 1
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end
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puts ""
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puts "Average: #{sum/ntimes}"
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end
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430
spec/cached.cr
430
spec/cached.cr
@ -1,430 +0,0 @@
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require "spec"
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require "file_utils"
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require "../src/dodb.cr"
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require "./spec-database.cr"
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require "./test-data.cr"
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describe "DODB::CachedDataBase" do
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describe "basics" do
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it "store and get data" do
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db = DODB::CachedSpecDataBase(Ship).new
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Ship.all_ships.each do |ship|
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db << ship
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end
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db.to_a.sort.should eq(Ship.all_ships.sort)
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db.rm_storage_dir
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end
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it "rewrite already stored data" do
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db = DODB::CachedSpecDataBase(Ship).new
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ship = Ship.all_ships[0]
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key = db << ship
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db[key] = Ship.new "broken"
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db[key] = ship
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db[key].should eq(ship)
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db.rm_storage_dir
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end
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it "properly remove data" do
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db = DODB::CachedSpecDataBase(Ship).new
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Ship.all_ships.each do |ship|
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db << ship
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end
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Ship.all_ships.each do |ship|
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db.pop
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end
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Ship.all_ships.each_with_index do |ship, i|
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# FIXME: Should it raise a particular exception?
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expect_raises DODB::MissingEntry do
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db[i]
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end
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db[i]?.should be_nil
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end
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db.rm_storage_dir
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end
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it "preserves data on reopening" do
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db1 = DODB::CachedSpecDataBase(Ship).new
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db1 << Ship.kisaragi
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db1.to_a.size.should eq(1)
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db2 = DODB::CachedSpecDataBase(Ship).new remove_previous_data: false
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db2 << Ship.mutsuki
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# Only difference with DODB::DataBase: concurrent DB cannot coexists.
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db2.to_a.size.should eq(2)
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db1.rm_storage_dir
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db2.rm_storage_dir
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end
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it "iterates in normal and reversed order" do
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db = DODB::CachedSpecDataBase(Ship).new
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Ship.all_ships.each do |ship|
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db << ship
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end
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# The two #each test iteration.
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db.each_with_index do |item, index|
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item.should eq Ship.all_ships[index]
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end
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db.each_with_index(reversed: true) do |item, index|
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item.should eq Ship.all_ships[index]
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end
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# Actual reversal is tested here.
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db.to_a(reversed: true).should eq db.to_a.reverse
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db.rm_storage_dir
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end
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it "respects the provided offsets if any" do
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db = DODB::CachedSpecDataBase(Ship).new
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Ship.all_ships.each do |ship|
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db << ship
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end
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db.to_a(start_offset: 0, end_offset: 0)[0]?.should eq Ship.mutsuki
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db.to_a(start_offset: 1, end_offset: 1)[0]?.should eq Ship.kisaragi
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db.to_a(start_offset: 2, end_offset: 2)[0]?.should eq Ship.yayoi
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db.to_a(start_offset: 0, end_offset: 2).should eq [
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Ship.mutsuki, Ship.kisaragi, Ship.yayoi
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]
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db.rm_storage_dir
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end
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end
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describe "indices" do
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it "do basic indexing" do
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db = DODB::CachedSpecDataBase(Ship).new
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db_ships_by_name = db.new_index "name", &.name
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Ship.all_ships.each do |ship|
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db << ship
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end
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Ship.all_ships.each_with_index do |ship|
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db_ships_by_name.get?(ship.name).should eq(ship)
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end
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db.rm_storage_dir
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end
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it "raise on index overload" do
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db = DODB::CachedSpecDataBase(Ship).new
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db_ships_by_name = db.new_index "name", &.name
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db << Ship.kisaragi
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# Should not be allowed to store an entry whose “name” field
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# already exists.
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expect_raises(DODB::IndexOverload) do
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db << Ship.kisaragi
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end
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db.rm_storage_dir
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end
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it "properly deindex" do
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db = DODB::CachedSpecDataBase(Ship).new
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db_ships_by_name = db.new_index "name", &.name
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Ship.all_ships.each do |ship|
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db << ship
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end
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Ship.all_ships.each_with_index do |ship, i|
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db.delete i
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end
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Ship.all_ships.each do |ship|
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db_ships_by_name.get?(ship.name).should be_nil
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end
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db.rm_storage_dir
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end
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it "properly reindex" do
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db = DODB::CachedSpecDataBase(Ship).new
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db_ships_by_name = db.new_index "name", &.name
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key = db << Ship.kisaragi
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# We give the old id to the new ship, to get it replaced in
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# the database.
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some_new_ship = Ship.all_ships[2].clone
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db[key] = some_new_ship
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db[key].should eq(some_new_ship)
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db_ships_by_name.get?(some_new_ship.name).should eq(some_new_ship)
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db.rm_storage_dir
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end
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it "properly updates" do
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db = DODB::CachedSpecDataBase(Ship).new
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db_ships_by_name = db.new_index "name", &.name
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Ship.all_ships.each do |ship|
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db << ship
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end
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new_kisaragi = Ship.kisaragi.clone.tap do |s|
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s.name = "Kisaragi Kai" # Don’t think about it too much.
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end
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# We’re changing an indexed value on purpose.
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db_ships_by_name.update "Kisaragi", new_kisaragi
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db_ships_by_name.get?("Kisaragi").should be_nil
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db_ships_by_name.get?(new_kisaragi.name).should eq new_kisaragi
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db.rm_storage_dir
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end
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end
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describe "partitions" do
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it "do basic partitioning" do
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db = DODB::CachedSpecDataBase(Ship).new
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db_ships_by_class = db.new_partition "class", &.klass
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Ship.all_ships.each do |ship|
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db << ship
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end
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Ship.all_ships.each do |ship|
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db_ships_by_class.get(ship.klass).should contain(ship)
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end
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# We extract the possible classes to do test on them.
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ship_classes = Ship.all_ships.map(&.klass).uniq
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ship_classes.each do |klass|
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partition = db_ships_by_class.get klass
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# A partition on “class” should contain entries that all
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# share the same value of “class”.
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partition.map(&.klass.==(klass)).reduce { |a, b|
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a && b
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}.should be_true
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end
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db_ships_by_class.get?("does-not-exist").should be_nil
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db.rm_storage_dir
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end
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it "removes select elements from partitions" do
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db = DODB::CachedSpecDataBase(Ship).new
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db_ships_by_class = db.new_partition "class", &.klass
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Ship.all_ships.each do |ship|
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db << ship
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end
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db_ships_by_class.delete "Mutsuki", &.name.==("Kisaragi")
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Ship.all_ships.map(&.klass).uniq.each do |klass|
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partition = db_ships_by_class.get klass
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partition.any?(&.name.==("Kisaragi")).should be_false
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end
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db.rm_storage_dir
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end
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end
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describe "tags" do
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it "do basic tagging" do
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db = DODB::CachedSpecDataBase(Ship).new
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db_ships_by_tags = db.new_tags "tags", &.tags
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Ship.all_ships.each do |ship|
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db << ship
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end
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db_ships_by_tags.get("flagship").should eq([Ship.flagship])
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# All returned entries should have the requested tag.
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db_ships_by_tags.get("name ship")
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.map(&.tags.includes?("name ship"))
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.reduce { |a, e| a && e }
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.should be_true
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# There shouldn’t be one in our data about WWII Japanese warships…
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db_ships_by_tags.get?("starship").should be_nil
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db.rm_storage_dir
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end
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it "properly removes tags" do
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db = DODB::CachedSpecDataBase(Ship).new
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db_ships_by_tags = db.new_tags "tags", &.tags
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Ship.all_ships.each do |ship|
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db << ship
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end
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# Removing the “flagship” tag, brace for impact.
|
||||
flagship, index = db_ships_by_tags.get_with_indice("flagship")[0]
|
||||
flagship = flagship.clone
|
||||
flagship.tags = [] of String
|
||||
db[index] = flagship
|
||||
|
||||
|
||||
|
||||
# ship, index = db_ships_by_tags.update(tag: "flagship") do |ship, index|
|
||||
# ship.tags = [] of String
|
||||
# db[index] = ship
|
||||
# end
|
||||
|
||||
db_ships_by_tags.get("flagship").should eq([] of Ship)
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
|
||||
it "gets items that have multiple tags" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
|
||||
db_ships_by_tags = db.new_tags "tags", &.tags
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db << ship
|
||||
end
|
||||
|
||||
results = db_ships_by_tags.get(["flagship", "name ship"])
|
||||
results.should eq([Ship.yamato])
|
||||
|
||||
results = db_ships_by_tags.get(["name ship", "flagship"])
|
||||
results.should eq([Ship.yamato])
|
||||
|
||||
results = db_ships_by_tags.get(["flagship"])
|
||||
results.should eq([Ship.yamato])
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
end
|
||||
|
||||
describe "atomic operations" do
|
||||
it "safe_get and safe_get?" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
|
||||
db_ships_by_name = db.new_index "name", &.name
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db << ship
|
||||
end
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db_ships_by_name.safe_get ship.name do |results|
|
||||
results.should eq(ship)
|
||||
end
|
||||
|
||||
db_ships_by_name.safe_get? ship.name do |results|
|
||||
results.should eq(ship)
|
||||
end
|
||||
end
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
end
|
||||
|
||||
describe "tools" do
|
||||
it "rebuilds indexes" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
|
||||
db_ships_by_name = db.new_index "name", &.name
|
||||
db_ships_by_class = db.new_partition "class", &.klass
|
||||
db_ships_by_tags = db.new_tags "tags", &.tags
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db << ship
|
||||
end
|
||||
|
||||
db.reindex_everything!
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db_ships_by_name.get?(ship.name).should eq(ship)
|
||||
db_ships_by_class.get(ship.klass).should contain(ship)
|
||||
end
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
|
||||
it "migrates properly" do
|
||||
old_db = DODB::CachedSpecDataBase(PrimitiveShip).new "-migration-origin"
|
||||
|
||||
old_ships_by_name = old_db.new_index "name", &.name
|
||||
old_ships_by_class = old_db.new_partition "class", &.class_name
|
||||
|
||||
PrimitiveShip.all_ships.each do |ship|
|
||||
old_db << ship
|
||||
end
|
||||
|
||||
# At this point, the “old” DB is filled. Now we need to convert
|
||||
# to the new DB.
|
||||
|
||||
new_db = DODB::CachedSpecDataBase(Ship).new "-migration-target"
|
||||
|
||||
new_ships_by_name = new_db.new_index "name", &.name
|
||||
new_ships_by_class = new_db.new_partition "class", &.klass
|
||||
new_ships_by_tags = new_db.new_tags "tags", &.tags
|
||||
|
||||
old_db.each_with_index do |ship, index|
|
||||
new_ship = Ship.new ship.name,
|
||||
klass: ship.class_name,
|
||||
id: ship.id,
|
||||
tags: Array(String).new.tap { |tags|
|
||||
tags << "name ship" if ship.name == ship.class_name
|
||||
}
|
||||
|
||||
new_db[index] = new_ship
|
||||
end
|
||||
|
||||
# At this point, the conversion is done, so… we’re making a few
|
||||
# arbitrary tests on the new data.
|
||||
|
||||
old_db.each_with_index do |old_ship, old_index|
|
||||
ship = new_db[old_index]
|
||||
|
||||
ship.id.should eq(old_ship.id)
|
||||
ship.klass.should eq(old_ship.class_name)
|
||||
|
||||
ship.tags.any?(&.==("name ship")).should be_true if ship.name == ship.klass
|
||||
end
|
||||
|
||||
old_db.rm_storage_dir
|
||||
new_db.rm_storage_dir
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
@ -1,6 +1,9 @@
|
||||
require "uuid"
|
||||
require "json"
|
||||
|
||||
require "../src/dodb.cr"
|
||||
require "./spec-database.cr"
|
||||
|
||||
# FIXME: Split the test data in separate files. We don’t care about those here.
|
||||
|
||||
class Ship
|
||||
@ -1,6 +1,5 @@
|
||||
require "spec"
|
||||
require "./benchmark-utilities.cr"
|
||||
require "./cars.cr"
|
||||
require "./db-cars.cr"
|
||||
|
||||
corvet0 = Car.new "Corvet-0", "red", [ "shiny", "impressive", "fast", "elegant" ]
|
||||
|
||||
|
||||
@ -1,9 +1,6 @@
|
||||
require "spec"
|
||||
require "file_utils"
|
||||
|
||||
require "../src/dodb.cr"
|
||||
require "./spec-database.cr"
|
||||
require "./test-data.cr"
|
||||
require "./db-ships.cr"
|
||||
|
||||
def fork_process(&)
|
||||
Process.new Crystal::System::Process.fork { yield }
|
||||
@ -480,3 +477,428 @@ describe "DODB::DataBase" do
|
||||
end
|
||||
end
|
||||
|
||||
# Basically the same thing as before, with some slight
|
||||
# differences based on the fact that changing the on-disk data
|
||||
# won't change the cached one.
|
||||
describe "DODB::CachedDataBase" do
|
||||
describe "basics" do
|
||||
it "store and get data" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db << ship
|
||||
end
|
||||
|
||||
db.to_a.sort.should eq(Ship.all_ships.sort)
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
|
||||
it "rewrite already stored data" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
ship = Ship.all_ships[0]
|
||||
|
||||
key = db << ship
|
||||
|
||||
db[key] = Ship.new "broken"
|
||||
db[key] = ship
|
||||
|
||||
db[key].should eq(ship)
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
|
||||
it "properly remove data" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db << ship
|
||||
end
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db.pop
|
||||
end
|
||||
|
||||
Ship.all_ships.each_with_index do |ship, i|
|
||||
# FIXME: Should it raise a particular exception?
|
||||
expect_raises DODB::MissingEntry do
|
||||
db[i]
|
||||
end
|
||||
|
||||
db[i]?.should be_nil
|
||||
end
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
|
||||
it "preserves data on reopening" do
|
||||
db1 = DODB::CachedSpecDataBase(Ship).new
|
||||
db1 << Ship.kisaragi
|
||||
|
||||
db1.to_a.size.should eq(1)
|
||||
|
||||
db2 = DODB::CachedSpecDataBase(Ship).new remove_previous_data: false
|
||||
db2 << Ship.mutsuki
|
||||
|
||||
# Only difference with DODB::DataBase: concurrent DB cannot coexists.
|
||||
db2.to_a.size.should eq(2)
|
||||
|
||||
db1.rm_storage_dir
|
||||
db2.rm_storage_dir
|
||||
end
|
||||
|
||||
it "iterates in normal and reversed order" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db << ship
|
||||
end
|
||||
|
||||
# The two #each test iteration.
|
||||
db.each_with_index do |item, index|
|
||||
item.should eq Ship.all_ships[index]
|
||||
end
|
||||
|
||||
db.each_with_index(reversed: true) do |item, index|
|
||||
item.should eq Ship.all_ships[index]
|
||||
end
|
||||
|
||||
# Actual reversal is tested here.
|
||||
db.to_a(reversed: true).should eq db.to_a.reverse
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
|
||||
it "respects the provided offsets if any" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db << ship
|
||||
end
|
||||
|
||||
db.to_a(start_offset: 0, end_offset: 0)[0]?.should eq Ship.mutsuki
|
||||
db.to_a(start_offset: 1, end_offset: 1)[0]?.should eq Ship.kisaragi
|
||||
db.to_a(start_offset: 2, end_offset: 2)[0]?.should eq Ship.yayoi
|
||||
|
||||
db.to_a(start_offset: 0, end_offset: 2).should eq [
|
||||
Ship.mutsuki, Ship.kisaragi, Ship.yayoi
|
||||
]
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
end
|
||||
|
||||
describe "indices" do
|
||||
it "do basic indexing" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
|
||||
db_ships_by_name = db.new_index "name", &.name
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db << ship
|
||||
end
|
||||
|
||||
Ship.all_ships.each_with_index do |ship|
|
||||
db_ships_by_name.get?(ship.name).should eq(ship)
|
||||
end
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
|
||||
it "raise on index overload" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
|
||||
db_ships_by_name = db.new_index "name", &.name
|
||||
|
||||
db << Ship.kisaragi
|
||||
|
||||
# Should not be allowed to store an entry whose “name” field
|
||||
# already exists.
|
||||
expect_raises(DODB::IndexOverload) do
|
||||
db << Ship.kisaragi
|
||||
end
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
|
||||
it "properly deindex" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
|
||||
db_ships_by_name = db.new_index "name", &.name
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db << ship
|
||||
end
|
||||
|
||||
Ship.all_ships.each_with_index do |ship, i|
|
||||
db.delete i
|
||||
end
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db_ships_by_name.get?(ship.name).should be_nil
|
||||
end
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
|
||||
it "properly reindex" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
|
||||
db_ships_by_name = db.new_index "name", &.name
|
||||
|
||||
key = db << Ship.kisaragi
|
||||
|
||||
# We give the old id to the new ship, to get it replaced in
|
||||
# the database.
|
||||
some_new_ship = Ship.all_ships[2].clone
|
||||
|
||||
db[key] = some_new_ship
|
||||
|
||||
db[key].should eq(some_new_ship)
|
||||
|
||||
db_ships_by_name.get?(some_new_ship.name).should eq(some_new_ship)
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
|
||||
it "properly updates" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
|
||||
db_ships_by_name = db.new_index "name", &.name
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db << ship
|
||||
end
|
||||
|
||||
new_kisaragi = Ship.kisaragi.clone.tap do |s|
|
||||
s.name = "Kisaragi Kai" # Don’t think about it too much.
|
||||
end
|
||||
|
||||
# We’re changing an indexed value on purpose.
|
||||
db_ships_by_name.update "Kisaragi", new_kisaragi
|
||||
|
||||
db_ships_by_name.get?("Kisaragi").should be_nil
|
||||
db_ships_by_name.get?(new_kisaragi.name).should eq new_kisaragi
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
end
|
||||
|
||||
describe "partitions" do
|
||||
it "do basic partitioning" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
|
||||
db_ships_by_class = db.new_partition "class", &.klass
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db << ship
|
||||
end
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db_ships_by_class.get(ship.klass).should contain(ship)
|
||||
end
|
||||
|
||||
# We extract the possible classes to do test on them.
|
||||
ship_classes = Ship.all_ships.map(&.klass).uniq
|
||||
ship_classes.each do |klass|
|
||||
partition = db_ships_by_class.get klass
|
||||
|
||||
# A partition on “class” should contain entries that all
|
||||
# share the same value of “class”.
|
||||
partition.map(&.klass.==(klass)).reduce { |a, b|
|
||||
a && b
|
||||
}.should be_true
|
||||
end
|
||||
|
||||
db_ships_by_class.get?("does-not-exist").should be_nil
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
|
||||
it "removes select elements from partitions" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
|
||||
db_ships_by_class = db.new_partition "class", &.klass
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db << ship
|
||||
end
|
||||
|
||||
db_ships_by_class.delete "Mutsuki", &.name.==("Kisaragi")
|
||||
|
||||
Ship.all_ships.map(&.klass).uniq.each do |klass|
|
||||
partition = db_ships_by_class.get klass
|
||||
|
||||
partition.any?(&.name.==("Kisaragi")).should be_false
|
||||
end
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
end
|
||||
|
||||
describe "tags" do
|
||||
it "do basic tagging" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
|
||||
db_ships_by_tags = db.new_tags "tags", &.tags
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db << ship
|
||||
end
|
||||
|
||||
db_ships_by_tags.get("flagship").should eq([Ship.flagship])
|
||||
|
||||
# All returned entries should have the requested tag.
|
||||
db_ships_by_tags.get("name ship")
|
||||
.map(&.tags.includes?("name ship"))
|
||||
.reduce { |a, e| a && e }
|
||||
.should be_true
|
||||
|
||||
# There shouldn’t be one in our data about WWII Japanese warships…
|
||||
db_ships_by_tags.get?("starship").should be_nil
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
|
||||
it "properly removes tags" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
|
||||
db_ships_by_tags = db.new_tags "tags", &.tags
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db << ship
|
||||
end
|
||||
|
||||
# Removing the “flagship” tag, brace for impact.
|
||||
flagship, index = db_ships_by_tags.get_with_indice("flagship")[0]
|
||||
flagship = flagship.clone
|
||||
flagship.tags = [] of String
|
||||
db[index] = flagship
|
||||
|
||||
|
||||
|
||||
# ship, index = db_ships_by_tags.update(tag: "flagship") do |ship, index|
|
||||
# ship.tags = [] of String
|
||||
# db[index] = ship
|
||||
# end
|
||||
|
||||
db_ships_by_tags.get("flagship").should eq([] of Ship)
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
|
||||
it "gets items that have multiple tags" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
|
||||
db_ships_by_tags = db.new_tags "tags", &.tags
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db << ship
|
||||
end
|
||||
|
||||
results = db_ships_by_tags.get(["flagship", "name ship"])
|
||||
results.should eq([Ship.yamato])
|
||||
|
||||
results = db_ships_by_tags.get(["name ship", "flagship"])
|
||||
results.should eq([Ship.yamato])
|
||||
|
||||
results = db_ships_by_tags.get(["flagship"])
|
||||
results.should eq([Ship.yamato])
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
end
|
||||
|
||||
describe "atomic operations" do
|
||||
it "safe_get and safe_get?" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
|
||||
db_ships_by_name = db.new_index "name", &.name
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db << ship
|
||||
end
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db_ships_by_name.safe_get ship.name do |results|
|
||||
results.should eq(ship)
|
||||
end
|
||||
|
||||
db_ships_by_name.safe_get? ship.name do |results|
|
||||
results.should eq(ship)
|
||||
end
|
||||
end
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
end
|
||||
|
||||
describe "tools" do
|
||||
it "rebuilds indexes" do
|
||||
db = DODB::CachedSpecDataBase(Ship).new
|
||||
|
||||
db_ships_by_name = db.new_index "name", &.name
|
||||
db_ships_by_class = db.new_partition "class", &.klass
|
||||
db_ships_by_tags = db.new_tags "tags", &.tags
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db << ship
|
||||
end
|
||||
|
||||
db.reindex_everything!
|
||||
|
||||
Ship.all_ships.each do |ship|
|
||||
db_ships_by_name.get?(ship.name).should eq(ship)
|
||||
db_ships_by_class.get(ship.klass).should contain(ship)
|
||||
end
|
||||
|
||||
db.rm_storage_dir
|
||||
end
|
||||
|
||||
it "migrates properly" do
|
||||
old_db = DODB::CachedSpecDataBase(PrimitiveShip).new "-migration-origin"
|
||||
|
||||
old_ships_by_name = old_db.new_index "name", &.name
|
||||
old_ships_by_class = old_db.new_partition "class", &.class_name
|
||||
|
||||
PrimitiveShip.all_ships.each do |ship|
|
||||
old_db << ship
|
||||
end
|
||||
|
||||
# At this point, the “old” DB is filled. Now we need to convert
|
||||
# to the new DB.
|
||||
|
||||
new_db = DODB::CachedSpecDataBase(Ship).new "-migration-target"
|
||||
|
||||
new_ships_by_name = new_db.new_index "name", &.name
|
||||
new_ships_by_class = new_db.new_partition "class", &.klass
|
||||
new_ships_by_tags = new_db.new_tags "tags", &.tags
|
||||
|
||||
old_db.each_with_index do |ship, index|
|
||||
new_ship = Ship.new ship.name,
|
||||
klass: ship.class_name,
|
||||
id: ship.id,
|
||||
tags: Array(String).new.tap { |tags|
|
||||
tags << "name ship" if ship.name == ship.class_name
|
||||
}
|
||||
|
||||
new_db[index] = new_ship
|
||||
end
|
||||
|
||||
# At this point, the conversion is done, so… we’re making a few
|
||||
# arbitrary tests on the new data.
|
||||
|
||||
old_db.each_with_index do |old_ship, old_index|
|
||||
ship = new_db[old_index]
|
||||
|
||||
ship.id.should eq(old_ship.id)
|
||||
ship.klass.should eq(old_ship.class_name)
|
||||
|
||||
ship.tags.any?(&.==("name ship")).should be_true if ship.name == ship.klass
|
||||
end
|
||||
|
||||
old_db.rm_storage_dir
|
||||
new_db.rm_storage_dir
|
||||
end
|
||||
end
|
||||
end
|
||||
17
spec/utilities.cr
Normal file
17
spec/utilities.cr
Normal file
@ -0,0 +1,17 @@
|
||||
def perform_something(&block)
|
||||
start = Time.monotonic
|
||||
yield
|
||||
Time.monotonic - start
|
||||
end
|
||||
|
||||
def perform_benchmark_average(ntimes : Int32, &block)
|
||||
i = 1
|
||||
sum = Time::Span.zero
|
||||
while i <= ntimes
|
||||
elapsed_time = perform_something &block
|
||||
sum += elapsed_time
|
||||
i += 1
|
||||
end
|
||||
|
||||
sum / ntimes
|
||||
end
|
||||
Loading…
Reference in New Issue
Block a user