require 'rails_helper'

describe List do
  describe 'relationships' do
    it { is_expected.to belong_to(:board) }
    it { is_expected.to belong_to(:label) }
  end

  describe 'validations' do
    it { is_expected.to validate_presence_of(:board) }
    it { is_expected.to validate_presence_of(:label) }
    it { is_expected.to validate_presence_of(:list_type) }
    it { is_expected.to validate_presence_of(:position) }
    it { is_expected.to validate_numericality_of(:position).only_integer.is_greater_than_or_equal_to(0) }

    context 'when list_type is set to backlog' do
      subject { described_class.new(list_type: :backlog) }

      it { is_expected.not_to validate_presence_of(:label) }
      it { is_expected.not_to validate_presence_of(:position) }
    end

    context 'when list_type is set to done' do
      subject { described_class.new(list_type: :done) }

      it { is_expected.not_to validate_presence_of(:label) }
      it { is_expected.not_to validate_presence_of(:position) }
    end
  end
end