Tests for FarmEventSerializer

spec/factories/regimen.rb

@@ -2,5 +2,4 @@ FactoryGirl.define do
   factory :regimen, :class => 'Regimen' do
     name { Faker::Pokemon.name + Faker::Pokemon.name}
   end
-
 end

spec/serializers/farm_event_serializer_spec.rb

@@ -0,0 +1,24 @@
+require "spec_helper"
+
+describe FarmEventSerializer do
+  let(:farm_event) do
+    fe = FactoryGirl.build(:farm_event, start_time: Time.now + 5.days)
+    fe.executable = FactoryGirl.build(:regimen, device: fe.device)
+    fe.save!
+    FactoryGirl.create(:regimen_item, regimen:     fe.executable,
+                                      time_offset: 7000)
+    fe
+  end
+
+  it "renders a regimen" do
+    result = FarmEventSerializer.new(farm_event).as_json
+    cal = result[:calendar]
+    expect(cal.length).to be(1)
+    expect(cal.first).to eq(farm_event.start_time.midnight + 7.seconds)
+  end
+
+  it "does not render `nil` and friends" do
+    farm_event.executable = nil
+    expect{ FarmEventSerializer.new(farm_event).as_json }.to raise_error
+  end
+end