Add spec ApplicationHelper#days_of_a_month

tatsuosakurai · Mar 30, 2013 · 8c97d4b · tatsuosakurai · Apr 7, 2013 · tatsuosakurai
1 parent 8f7d453
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diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
@@ -1,7 +1,7 @@
 module ApplicationHelper
 
   def days_of_a_month
-    days_of_the_week = %w(月 火 水 木 金 土 日)
+    days_of_the_week = I18n.t('date.abbr_day_names')
     days = []
     (DateTime.now.beginning_of_month..DateTime.now.end_of_month).map do |datetime|
       days << datetime.strftime("%Y/%m/%d(#{days_of_the_week[datetime.wday]})")

diff --git a/spec/helpers/application_helper_spec.rb b/spec/helpers/application_helper_spec.rb
@@ -0,0 +1,17 @@
+require 'spec_helper'
+
+describe ApplicationHelper do
+  describe '#days_of_a_month' do
+    let(:now) { Time.now }
+    subject { helper.days_of_a_month }
+    describe 'size' do
+      it { subject.size.should == Time.days_in_month(now.month) }
+    end
+    describe 'first' do
+      it { subject.first.should == now.beginning_of_month.strftime("%Y/%m/%d(#{I18n.t('date.abbr_day_names')[now.beginning_of_month.wday]})") }
+    end
+    describe 'last' do
+      it { subject.last.should == now.end_of_month.strftime("%Y/%m/%d(#{I18n.t('date.abbr_day_names')[now.end_of_month.wday]})") }
+    end
+  end
+end