ensl.org/spec/services/api/v1/users_collection_spec.rb

describe Api::V1::UsersCollection do
  let(:collection) { Api::V1::UsersCollection.new }

  describe '#execute_query' do
    describe 'when there are users with no teams' do
      before do
        3.times { create(:user) }
      end

      it 'returns 0 results' do
        expect(collection.execute_query.size).to eq(0)
      end
    end

    describe 'when there are some users with teams' do
      before do
        3.times { create(:user_with_team) }
      end

      it 'returns 3 results' do
        expect(collection.execute_query.size).to eq(3)
      end

      it 'returns 5 columns' do
        expect(collection.execute_query.first.size).to eq(5)
      end
    end
  end
end