Crystal specs added.

master
Luka Vandervelden 2019-12-11 22:41:23 +01:00
parent 675cb1cdd8
commit 474613368a
2 changed files with 254 additions and 1 deletions

253
spec/test.cr Normal file
View File

@ -0,0 +1,253 @@
require "spec"
require "file_utils"
require "json"
require "uuid"
require "../src/*"
class Ship
include JSON::Serializable
def_clone
property id : String
property class : String
property name : String
property tags : Array(String)
def initialize(@name, @class = "<unknown>", @id = UUID.random.to_s, @tags = [] of String)
end
# Common, reusable test data.
# Those data can be indexed, partitioned or tagged on different parameters,
# and can easily be extended.
class_getter kisaragi = Ship.new("Kisaragi", "Mutsuki")
class_getter destroyers = [
@@kisaragi,
Ship.new("Mutsuki", "Mutsuki", tags: ["name ship"]),
Ship.new("Yayoi", "Mutsuki"),
Ship.new("Uzuki", "Mutsuki"),
Ship.new("Satsuki", "Mutsuki"),
Ship.new("Shiratsuyu", "Shiratsuyu", tags: ["name ship"]),
Ship.new("Murasame", "Shiratsuyu"),
Ship.new("Yuudachi", "Shiratsuyu")
]
class_getter yamato =
Ship.new("Yamato", "Yamato", tags: ["name ship", "flagship"])
class_getter flagship : Ship = yamato
class_getter battleships = [
@@yamato,
Ship.new("Kongou", "Kongou", tags: ["name ship"]),
Ship.new("Haruna", "Kongou"),
Ship.new("Kirishima", "Kongou"),
Ship.new("Hiei" , "Kongou"),
Ship.new("Musashi", "Yamato"),
Ship.new("Shinano", "Yamato")
]
class_getter all_ships : Array(Ship) = @@destroyers + @@battleships
# Equality is true if every property is identical.
def ==(other)
@id == other.id && @class == other.class && @name == other.name &&
@tags == other.tags
end
end
class FSDB::SpecDataBase < FSDB::DataBase(String, Ship)
def initialize
::FileUtils.rm_rf "test-storage"
initialize "test-storage"
end
end
describe "FSDB::DataBase" do
describe "basics" do
it "store and get data" do
db = FSDB::SpecDataBase.new
Ship.all_ships.each do |ship|
db[ship.id] = ship
end
Ship.all_ships.each do |ship|
db[ship.id].should eq(ship)
end
end
it "rewrite already stored data" do
db = FSDB::SpecDataBase.new
ship = Ship.all_ships[0]
db[ship.id] = Ship.new "broken", id: ship.id
db[ship.id] = ship
db[ship.id].should eq(ship)
end
it "properly remove data" do
db = FSDB::SpecDataBase.new
Ship.all_ships.each do |ship|
db[ship.id] = ship
end
Ship.all_ships.each do |ship|
db.delete ship.id
end
Ship.all_ships.each do |ship|
# FIXME: Should it raise a particular exception?
expect_raises FSDB::MissingEntry do
db[ship.id]
end
db[ship.id]?.should be_nil
end
end
end
describe "indices" do
it "do basic indexing" do
db = FSDB::SpecDataBase.new
db_ships_by_name = db.new_index "name", &.name
Ship.all_ships.each do |ship|
db[ship.id] = ship
end
Ship.all_ships.each do |ship|
db_ships_by_name.get?(ship.name).should eq(ship)
end
end
it "raise on index overload" do
db = FSDB::SpecDataBase.new
db_ships_by_name = db.new_index "name", &.name
some_ship = Ship.kisaragi
db[some_ship.id] = some_ship
# Should not be allowed to store an entry whose “name” field
# already exists.
expect_raises(FSDB::IndexOverload) do
db["another id"] = some_ship
end
end
it "properly deindex" do
db = FSDB::SpecDataBase.new
db_ships_by_name = db.new_index "name", &.name
Ship.all_ships.each do |ship|
db[ship.id] = ship
end
Ship.all_ships.each do |ship|
db.delete ship.id
end
Ship.all_ships.each do |ship|
db_ships_by_name.get?(ship.name).should be_nil
end
end
it "properly reindex" do
db = FSDB::SpecDataBase.new
db_ships_by_name = db.new_index "name", &.name
some_ship = Ship.kisaragi
db[some_ship.id] = some_ship
# We give the old id to the new ship, to get it replaced in
# the database.
some_new_ship = Ship.all_ships[2].clone
some_new_ship.id = some_ship.id
db[some_new_ship.id] = some_new_ship
db[some_new_ship.id].should eq(some_new_ship)
db_ships_by_name.get?(some_new_ship.name).should eq(some_new_ship)
end
end
describe "partitions" do
it "do basic partitioning" do
db = FSDB::SpecDataBase.new
db_ships_by_class = db.new_partition "class", &.class
Ship.all_ships.each do |ship|
db[ship.id] = ship
end
Ship.all_ships.each do |ship|
db_ships_by_class.get(ship.class).should contain(ship)
end
# We extract the possible classes to do test on them.
ship_classes = Ship.all_ships.map(&.class).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(&.class.==(klass)).reduce { |a, b|
a && b
}.should be_true
end
end
end
describe "tags" do
it "do basic tagging" do
db = FSDB::SpecDataBase.new
db_ships_by_tags = db.new_tags "tags", &.tags
Ship.all_ships.each do |ship|
db[ship.id] = 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 shouldnt be one in our data about WWII Japanese warships…
db_ships_by_tags.get("starship").should eq([] of Ship)
end
it "properly removes tags" do
db = FSDB::SpecDataBase.new
db_ships_by_tags = db.new_tags "tags", &.tags
Ship.all_ships.each do |ship|
db[ship.id] = ship
end
# Removing the “flagship” tag, brace for impact.
flagship = db_ships_by_tags.get("flagship")[0].clone
flagship.tags = [] of String
db[flagship.id] = flagship
db_ships_by_tags.get("flagship").should eq([] of Ship)
end
end
end

View File

@ -38,7 +38,7 @@ class FSDB::Tags(V) < FSDB::Indexer(V)
return true # Tags dont have collisions or overloads.
end
def get(name, key) : Array(V)
def get(key) : Array(V)
r_value = Array(V).new
partition_directory = "#{get_tag_directory}/#{key}"