update certificate model

db/migrate/20160419084655_add_active_to_certificates.rb

@@ -1,5 +0,0 @@
-class AddActiveToCertificates < ActiveRecord::Migration
-  def change
-    add_column :certificates, :active, :boolean
-  end
-end

db/migrate/20160419083600_create_certificates.rb → db/migrate/20160419085840_create_certificates.rb

@@ -1,8 +1,9 @@
 class CreateCertificates < ActiveRecord::Migration
   def change
     create_table :certificates do |t|
-      t.string :key
-      t.string :cert
+      t.text :key
+      t.text :cert
+      t.boolean :active
 
       t.timestamps null: false
     end

test/fixtures/certificates.yml

@@ -1,9 +1,11 @@
 # Read about fixtures at http://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
 
 one:
-  key: MyString
-  cert: MyString
+  key: MyText
+  cert: MyText
+  active: false
 
 two:
-  key: MyString
-  cert: MyString
+  key: MyText
+  cert: MyText
+  active: false