Change interview_duration to an integer field

api/db/migrate/20180128111910_change_interview_duration_to_integer.rb

@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+# Not preserving data in this migration because it is part of the same PR that
+# interview_duration was added in, so there is no data to preserve.
+class ChangeInterviewDurationToInteger < ActiveRecord::Migration[5.1]
+  def up
+    remove_column :new_club_applications, :interview_duration
+    add_column :new_club_applications, :interview_duration, :integer
+  end
+
+  def down
+    remove_column :new_club_applications, :interview_duration
+    add_column :new_club_applications, :interview_duration, :interval
+  end
+end

api/db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20180127234239) do
+ActiveRecord::Schema.define(version: 20180128111910) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -276,8 +276,8 @@
     t.datetime "submitted_at"
     t.json "legacy_fields"
     t.datetime "interviewed_at"
-    t.interval "interview_duration"
     t.text "interview_notes"
+    t.integer "interview_duration"
     t.index ["point_of_contact_id"], name: "index_new_club_applications_on_point_of_contact_id"
   end
 

api/spec/requests/v1/new_club_applications_spec.rb

@@ -336,7 +336,7 @@
         expect(
           Time.zone.parse(json['interviewed_at'])
         ).to be_within(3.seconds).of(Time.current)
-        expect(json).to include('interview_duration' => 30.minutes.to_s)
+        expect(json).to include('interview_duration' => 30.minutes)
         expect(json).to include('interview_notes' => 'Went well.')
       end