From b74a1af8e501ed03a463f2950c0fb02abb7c6cbd Mon Sep 17 00:00:00 2001 From: Karchnu Date: Sat, 28 Nov 2020 02:30:10 +0100 Subject: [PATCH] CBOR specs: new tests (cbor_discriminator, unions, empty arrays & hashs, objects). --- spec/cbor_spec.cr | 125 +++++++++++++++++++++++++++++++++++++++++++--- 1 file changed, 118 insertions(+), 7 deletions(-) diff --git a/spec/cbor_spec.cr b/spec/cbor_spec.cr index 56eaa99..c1708c4 100644 --- a/spec/cbor_spec.cr +++ b/spec/cbor_spec.cr @@ -24,26 +24,101 @@ class House end class Person - include CBOR::Serializable - include CBOR::Serializable::Unmapped + include CBOR::Serializable + include CBOR::Serializable::Unmapped - property name : String? - def initialize(@name = nil) - end + property name : String? + def initialize(@name = nil) + end +end + +class Game + include CBOR::Serializable + + abstract class Player + include CBOR::Serializable + + @[CBOR::Field(key: "hp")] + property health_points : Int32 = 100 + + @[CBOR::Field(key: "dp")] + property defense_points : Int32 = 5 + + use_cbor_discriminator "type", { + magician: Magician, + warrior: Warrior + } + def initialize + end + end + + class Magician < Player + property wand_level : Int32 = 1 + def initialize + @type = "magician" + end + end + + class Warrior < Player + def initialize + @defense_points = 20 + @type = "warrior" + end + end + + property players : Array(Magician | Warrior) + + def initialize + @players = [] of (Magician | Warrior) + end end describe CBOR do describe "basics: to_cbor" do + it "empty array" do + empty_array_cbor = [] of Nil + empty_array_cbor.to_cbor.hexstring.should eq "80" + end + it "array - strings" do ["a", "b", "c"].to_cbor.hexstring.should eq "83616161626163" end - it "array - " do - ["a", "b", "c"].to_cbor.hexstring.should eq "83616161626163" + + it "empty hash" do + empty = {} of Nil => Nil + cbor_stuff = empty.to_cbor + cbor_stuff.hexstring.should eq "a0" end + it "hash" do {"a" => 10, "b" => true, "c" => nil}.to_cbor.hexstring.should eq "a361610a6162f56163f6" end + + it "union String | Int32" do + value = (String | Int32).from_cbor(30.to_cbor).to_cbor + value.hexstring.should eq "181e" + end + it "union (String | Int32)" do + value = (String | Int32).from_cbor("blah".to_cbor).to_cbor + value.hexstring.should eq "64626c6168" + end + it "union (Bool | Int32)" do + value = (Bool | Int32).from_cbor(30.to_cbor).to_cbor + value.hexstring.should eq "181e" + end + it "union (Bool | Int32)" do + value = (Bool | Int32).from_cbor(false.to_cbor).to_cbor + value.hexstring.should eq "f4" + end + it "union (String | Bool | Int32)" do + value = (String | Bool | Int32).from_cbor("hello".to_cbor).to_cbor + value.hexstring.should eq "6568656c6c6f" + end + it "union (String | Nil | Int32)" do + value = (String | Nil | Int32).from_cbor(nil.to_cbor).to_cbor + value.hexstring.should eq "f6" + end end describe "Time" do @@ -72,6 +147,20 @@ describe CBOR do describe "CBOR library annotations and features" do + it "House#to_cbor with CBOR::Field annotations" do + house = House.new "my address" + house.location = Location.new 1.1, 1.2 + house.to_cbor.hexstring.should eq "a267616464726573736a6d792061646472657373686c6f636174696f6ea2636c6174fb3ff199999999999a636c6e67fb3ff3333333333333" + end + + it "House#from_cbor with CBOR::Field annotations" do + other_house = House.new "my address" + other_house.location = Location.new 1.1, 1.2 + + house = House.from_cbor other_house.to_cbor + house.to_cbor.hexstring.should eq "a267616464726573736a6d792061646472657373686c6f636174696f6ea2636c6174fb3ff199999999999a636c6e67fb3ff3333333333333" + end + it "Person#from_cbor with unmapped values" do h = Hash(String | Int32, String | Int32).new h["name"] = "Alice" @@ -118,4 +207,26 @@ describe CBOR do cbor_any_hash.to_cbor.hexstring.should eq "a3646e616d6565416c69636563616765181e6473697a6518a0" end end + + # db[i]?.should be_nil + describe "Complex object representations" do + it "Game#to_cbor with use_cbor_discriminator" do + game = Game.new + magician = Game::Magician.new + magician.wand_level = 5 + game.players << magician + game.players << Game::Warrior.new + game.to_cbor.hexstring.should eq "a167706c617965727382a46268701864626470056a77616e645f6c6576656c056474797065686d6167696369616ea362687018646264701464747970656777617272696f72" + end + + it "Game#from_cbor with use_cbor_discriminator" do + game = Game.new + magician = Game::Magician.new + magician.wand_level = 5 + game.players << magician + game.players << Game::Warrior.new + new_game = Game.from_cbor game.to_cbor + new_game.to_cbor.hexstring.should eq "a167706c617965727382a46268701864626470056a77616e645f6c6576656c056474797065686d6167696369616ea362687018646264701464747970656777617272696f72" + end + end end