Drying Factories

factories.rb

require 'spec_helper'

RSpec.describe YourRecord do
  subject(:record) { create :your_record, *traits }
  let(:traits) { [] }

  its(:name) { is_expected.to be_nil }
  its(:size) { is_expected.to eq(0) }

  context "when name is bob" do
    let(:traits) { super() << :named_bob } #[:named_bob]

    its(:name) { is_expected.to eq('bob') }
    its(:size) { is_expected.to eq(0) }

    context "when the size is large" do
      let(:traits) { super() << :large } #[:named_bob, :large]

      its(:name) { is_expected.to eq('bob') }
      its(:size) { is_expected.to be > 2 }
    end
    
    context "when the size is small" do
      let(:traits) { super() << :small } #[:named_bob, :small]
      
      its(:name) { is_expected.to eq('bob') }
      its(:size) { is_expected.to be < 2 }
    end
  end
end