# Nathan Hinton 2 Oct 2025


require './universe_array'

RSpec.describe UniverseArray do
  describe '#[]' do
    it 'works with indexes' do
      uni_arr = UniverseArray.new()
      uni_arr[0] = []
      uni_arr[0][0] = 'hi'
      expect(uni_arr[0][0]).to eq 'hi'
    end

    it 'works with positions' do
      uni_arr = UniverseArray.new()
      uni_arr[0] = []
      uni_arr[0][0] = 'hi'
      expect(uni_arr[Position.new(0, 0)]).to eq 'hi'
    end

    it 'returns nil when access outside universe' do
      uni_arr = UniverseArray.new()
      uni_arr[3] = []
      expect(uni_arr[Position.new(3, 51)]).to eq nil
      expect(uni_arr[Position.new(0, 0)]).to eq nil
    end
  end

  describe '#[]=' do
    it 'works with indexes' do
      uni_arr = UniverseArray.new()
      uni_arr[0] = []
      uni_arr[0][0] = 'hi'
      expect(uni_arr[0][0]).to eq 'hi'
    end

    it 'works with positions' do
      uni_arr = UniverseArray.new()
      uni_arr[0] = []
      uni_arr[Position.new(0, 0)] = 'hi'
      expect(uni_arr[Position.new(0, 0)]).to eq 'hi'
    end
  end
end