Added some model tests

spec/spec_helper.rb

@@ -5,6 +5,7 @@ ENV['APP_ENV'] = 'test'
 require_relative '../src/server'
 require 'rspec'
 require 'rack/test'
+require 'database_cleaner/sequel'
 
 # setting this here so all redirect tests can reference the same base URL
 BASE_URL = 'http://example.org'
@@ -21,4 +22,15 @@ end
 
 RSpec.configure do |config|
   config.include(RSpecMixin)
+
+  config.before(:suite) do
+    DatabaseCleaner.strategy = :truncation
+    DatabaseCleaner.clean_with(:truncation)
+  end
+
+  config.around(:each) do |suite|
+    DatabaseCleaner.cleaning do
+      suite.run
+    end
+  end
 end