Time dependant product categories for users

spec/initializers/date_modifications_spec.rb

@@ -0,0 +1,25 @@
+require 'spec_helper'
+
+describe Date do
+  describe '#day_name' do
+    it 'returns the proper day name' do
+      travel_to Date.parse('2015-01-22') do
+        Date.today.day_name.should eq 'thursday'
+      end
+    end
+  end
+end
+
+describe Time do
+  describe '#minute_of_day' do
+    it 'returns the proper minute' do
+      Time.parse('2015-01-22T16:48:12Z').minute_of_day.should eq 1008
+    end
+
+    it 'works for relative time' do
+      travel_to Time.parse('2015-01-22T16:48:12Z') do
+        12.minutes.from_now.minute_of_day.should eq 1020
+      end
+    end
+  end
+end