spec/integration/shared/by_direction.rb in by_star-2.2.0 vs spec/integration/shared/by_direction.rb in by_star-2.2.1

@@ -76,10 +76,48 @@
       subject { Post.after('2014-01-05', field: 'created_at', scope: ->{ where(day_of_month: 5) }) }
       its(:count){ should eq 1 }
     end
   end
 
+  describe '#oldest and #newest' do
+
+    context 'point-in-time' do
+      it { Post.newest.created_at.should eq Time.zone.parse('2014-04-15 17:00:00') }
+      it { Post.oldest.created_at.should eq Time.zone.parse('2013-11-01 17:00:00') }
+    end
+
+    context 'timespan' do
+      it { Event.newest.created_at.should eq Time.zone.parse('2014-04-15 17:00:00') }
+      it { Event.oldest.created_at.should eq Time.zone.parse('2013-11-01 17:00:00') }
+    end
+
+    context 'timespan strict' do
+      it { Event.newest(strict: true).created_at.should eq Time.zone.parse('2014-04-15 17:00:00') }
+      it { Event.oldest(strict: true).created_at.should eq Time.zone.parse('2013-11-01 17:00:00') }
+    end
+
+    context 'alternative field' do
+      it { Event.newest(field: 'created_at').created_at.should eq Time.zone.parse('2014-04-15 17:00:00') }
+      it { Event.oldest(field: 'created_at').created_at.should eq Time.zone.parse('2013-11-01 17:00:00') }
+    end
+
+    context 'with default scope' do
+      it { Appointment.newest(field: 'created_at').created_at.should eq Time.zone.parse('2014-04-01 17:00:00') }
+      it { Appointment.oldest(field: 'created_at').created_at.should eq Time.zone.parse('2013-11-01 17:00:00') }
+    end
+
+    context 'with scope as a query criteria' do
+      it { Post.newest(field: 'created_at', scope: Post.where(day_of_month: 5)).created_at.should eq Time.zone.parse('2014-01-05 17:00:00') }
+      it { Post.oldest(field: 'created_at', scope: Post.where(day_of_month: 5)).created_at.should eq Time.zone.parse('2013-12-05 17:00:00') }
+    end
+
+    context 'with scope as a proc' do
+      it { Post.newest(field: 'created_at', scope: ->{ where(day_of_month: 5) }).created_at.should eq Time.zone.parse('2014-01-05 17:00:00') }
+      it { Post.oldest(field: 'created_at', scope: ->{ where(day_of_month: 5) }).created_at.should eq Time.zone.parse('2013-12-05 17:00:00') }
+    end
+  end
+
   describe '#previous and #next' do
 
     context 'point-in-time' do
       subject { Post.where(created_at: Time.zone.parse('2014-01-10 17:00:00')).first }
       it{ subject.previous.created_at.should eq Time.zone.parse('2014-01-05 17:00:00') }
@@ -105,10 +143,11 @@
     end
 
     context 'with scope as a proc' do
       subject { Post.where(created_at: Time.zone.parse('2014-01-05 17:00:00')).first }
       it{ subject.previous({ scope: Proc.new{ where(day_of_month: 5) } }).created_at.should eq Time.zone.parse('2013-12-05 17:00:00') }
+      it{ subject.previous({ scope: Proc.new{|record| where(day_of_month: record.day_of_month) } }).created_at.should eq Time.zone.parse('2013-12-05 17:00:00') }
       it{ subject.next({ scope: ->{ where(day_of_month: 1) } }).created_at.should eq Time.zone.parse('2014-02-01 17:00:00') }
-      it{ subject.next({ scope: ->(klass){ klass.where(day_of_month: 1) } }).created_at.should eq Time.zone.parse('2014-02-01 17:00:00') }
+      it{ subject.next({ scope: ->(record){ where(day_of_month: record.day_of_month - 4) } }).created_at.should eq Time.zone.parse('2014-02-01 17:00:00') }
     end
   end
 end