scottwillson/racing_on_rails

# frozen_string_literal: true

require File.expand_path("../../test_case", __dir__)
require File.expand_path("../../../app/models/events/comparison", __dir__)

# :stopdoc:
class Events::ComparisonTest < Ruby::TestCase
  class TestEvent
    include Events::Comparison

    attr_accessor :date, :id

    def initialize(attr)
      self.date = attr[:date]
      self.id = attr[:id]
    end

    def new_record?
      id.blank?
    end
  end

  def test_sort
    jan_event = TestEvent.new(date: Date.new(1998, 1, 4))
    march_event = TestEvent.new(date: Date.new(1998, 3, 2))
    nov_event = TestEvent.new(date: Date.new(1998, 11, 20))
    events = [jan_event, march_event, nov_event]

    assert_equal_enumerables([jan_event, march_event, nov_event], events.sort, "Unsaved events should be sorted by date")
    march_event.date = Date.new(1999)
    assert_equal_enumerables([jan_event, nov_event, march_event], events.sort, "Unsaved events should be sorted by date")

    events.each_with_index { |e, index| e.id = index }
    assert_equal_enumerables([jan_event, nov_event, march_event], events.sort, "Saved events should be sorted by date")
    march_event.date = Date.new(1998, 3, 2)
    assert_equal_enumerables([jan_event, march_event, nov_event], events.sort, "Saved events should be sorted by date")
  end

  def test_equality
    event_1 = TestEvent.new(id: 1)
    event_2 = TestEvent.new(id: 2)
    event_1_copy = TestEvent.new(id: 1)

    assert_equal event_1, event_1, "event_1 == event_1"
    assert_equal event_2, event_2, "event_2 == event_2"
    assert event_1 != event_2, "event_1 != event_2"
    assert event_2 != event_1, "event_2 != event_1"
    assert_equal event_1, event_1_copy, "event_1 == event_1_copy"
    assert event_1_copy != event_2, "event_1_copy != event_2"
    assert event_2 != event_1_copy, "event_2 != event_1_copy"
  end

  def test_set
    event_1 = TestEvent.new(id: 1)
    event_2 = TestEvent.new(id: 2)
    set = Set.new
    set << event_1
    set << event_2
    set << event_1
    set << event_2
    set << event_1
    set << event_2

    assert_same_elements [event_1, event_2], set.to_a, "Set equality"
  end
end