thoughtbot--factory_bot/spec/acceptance/skip_create_spec.rb

require "spec_helper"

describe "skipping the default create" do
  before do
    define_model("User", email: :string)

    FactoryGirl.define do
      factory :user do
        skip_create

        email "john@example.com"
      end
    end
  end

  it "doesn't execute anything when creating the instance" do
    expect(FactoryGirl.create(:user)).not_to be_persisted
  end
end