Allow to create order_cycle_schedules

There's no way we can create an order_cycle_schedules if the schedule
doesn't have an id, which we can't get if to persist it we need an OC
first, which in turn, will create an order_cycle_schedules.

app/models/schedule.rb

@@ -3,9 +3,8 @@ class Schedule < ActiveRecord::Base
 
   has_many :order_cycles, through: :order_cycle_schedules
   has_many :order_cycle_schedules, dependent: :destroy
-  has_many :coordinators, -> { uniq }, through: :order_cycles
 
-  validates :order_cycles, presence: true
+  has_many :coordinators, -> { uniq }, through: :order_cycles
 
   scope :with_coordinator, lambda { |enterprise| joins(:order_cycles).where('coordinator_id = ?', enterprise.id).select('DISTINCT schedules.*') }
 

spec/factories.rb

@@ -28,7 +28,16 @@ FactoryBot.define do
 
   factory :schedule, class: Schedule do
     sequence(:name) { |n| "Schedule #{n}" }
-    order_cycles { [OrderCycle.first || FactoryBot.create(:simple_order_cycle)] }
+
+    transient do
+      order_cycles { [OrderCycle.first || create(:simple_order_cycle)] }
+    end
+
+    before(:create) do |schedule, evaluator|
+      evaluator.order_cycles.each do |order_cycle|
+        order_cycle.schedules << schedule
+      end
+    end
   end
 
   factory :proxy_order, class: ProxyOrder do