require 'spec_helper'

describe GroupLabel, models: true do
  describe 'relationships' do
    it { is_expected.to belong_to(:group) }
  end

  describe 'validations' do
    it { is_expected.to validate_presence_of(:group) }
  end

  describe '#to_reference' do
    let(:label) { create(:group_label) }

    context 'using id' do
      it 'returns a String reference to the object' do
        expect(label.to_reference).to eq "~#{label.id}"
      end
    end

    context 'using name' do
      it 'returns a String reference to the object' do
        expect(label.to_reference(format: :name)).to eq %(~"#{label.name}")
      end

      it 'uses id when name contains double quote' do
        label = create(:label, name: %q{"irony"})
        expect(label.to_reference(format: :name)).to eq "~#{label.id}"
      end
    end

    context 'using invalid format' do
      it 'raises error' do
        expect { label.to_reference(format: :invalid) }
          .to raise_error StandardError, /Unknown format/
      end
    end
  end
end