Rename NoteObserver methods and clarify things

app/observers/note_observer.rb

 class NoteObserver < ActiveRecord::Observer
   def after_create(note)
+    send_notify_mails(note)
+  end
+
+  protected
+
+  def send_notify_mails(note)
     if note.notify
-      # Notify whole team except author of note
-      notify_team_of_new_note(note)
+      notify_team(note)
     elsif note.notify_author
       # Notify only author of resource
       Notify.note_commit_email(note.commit_author.id, note.id).deliver
@@ -13,15 +18,15 @@ class NoteObserver < ActiveRecord::Observer
     end
   end
-  protected
-
-  def notify_team_of_new_note(note)
-    note_is_on = note.noteable_type || 'Wall'
-    notify_method = 'note_' + note_is_on.underscore + '_email'
+  # Notifies the whole team except the author of note
+  def notify_team(note)
+    # Note: wall posts are not "attached" to anything, so fall back to "Wall"
+    noteable_type = note.noteable_type || "Wall"
+    notify_method = "note_#{noteable_type.underscore}_email".to_sym
     if Notify.respond_to? notify_method
       team_without_note_author(note).map do |u|
-        Notify.send(notify_method.to_sym, u.id, note.id).deliver
+        Notify.send(notify_method, u.id, note.id).deliver
       end
     end
   end

spec/observers/note_observer_spec.rb

@@ -3,8 +3,11 @@ require 'spec_helper'
 describe NoteObserver do
   subject { NoteObserver.instance }
+  let(:team_without_author) { (1..2).map { |n| double :user, id: n } }
+  let(:delivery_success) { double deliver: true }
+
   describe '#after_create' do
-    let(:note) { double :note, notify: false, notify_author: false }
+    let(:note) { double :note }
     it 'is called after a note is created' do
       subject.should_receive :after_create
@@ -14,40 +17,51 @@ describe NoteObserver do
       end
     end
+    it 'sends out notifications' do
+      subject.should_receive(:send_notify_mails).with(note)
+
+      subject.after_create(note)
+    end
+  end
+
+  describe "#send_notify_mails" do
+    let(:note) { double :note, notify: false, notify_author: false }
+
     it 'notifies team of new note when flagged to notify' do
       note.stub(:notify).and_return(true)
-      subject.should_receive(:notify_team_of_new_note).with(note)
+      subject.should_receive(:notify_team).with(note)
       subject.after_create(note)
     end
+
     it 'does not notify team of new note when not flagged to notify' do
-      subject.should_not_receive(:notify_team_of_new_note).with(note)
+      subject.should_not_receive(:notify_team).with(note)
       subject.after_create(note)
     end
+
     it 'notifies the author of a commit when flagged to notify the author' do
       note.stub(:notify_author).and_return(true)
       note.stub(:id).and_return(42)
       author = double :user, id: 1
       note.stub(:commit_author).and_return(author)
-      Notify.should_receive(:note_commit_email).and_return(double(deliver: true))
+      Notify.should_receive(:note_commit_email).and_return(delivery_success)
       subject.after_create(note)
     end
+
     it 'does not notify the author of a commit when not flagged to notify the author' do
       Notify.should_not_receive(:note_commit_email)
       subject.after_create(note)
     end
+
     it 'does nothing if no notify flags are set' do
       subject.after_create(note).should be_nil
     end
   end
-
-  let(:team_without_author) { (1..2).map { |n| double :user, id: n } }
-
-  describe '#notify_team_of_new_note' do
+  describe '#notify_team' do
     let(:note) { double :note, id: 1 }
     before :each do
@@ -57,40 +71,45 @@ describe NoteObserver do
     context 'notifies team of a new note on' do
       it 'a commit' do
         note.stub(:noteable_type).and_return('Commit')
-        Notify.should_receive(:note_commit_email).twice.and_return(double(deliver: true))
-        subject.send(:notify_team_of_new_note, note)
+        Notify.should_receive(:note_commit_email).twice.and_return(delivery_success)
+        subject.send(:notify_team, note)
       end
+
       it 'an issue' do
         note.stub(:noteable_type).and_return('Issue')
-        Notify.should_receive(:note_issue_email).twice.and_return(double(deliver: true))
-        subject.send(:notify_team_of_new_note, note)
+        Notify.should_receive(:note_issue_email).twice.and_return(delivery_success)
+        subject.send(:notify_team, note)
       end
+
       it 'a wiki page' do
         note.stub(:noteable_type).and_return('Wiki')
-        Notify.should_receive(:note_wiki_email).twice.and_return(double(deliver: true))
-        subject.send(:notify_team_of_new_note, note)
+        Notify.should_receive(:note_wiki_email).twice.and_return(delivery_success)
+        subject.send(:notify_team, note)
       end
+
       it 'a merge request' do
         note.stub(:noteable_type).and_return('MergeRequest')
-        Notify.should_receive(:note_merge_request_email).twice.and_return(double(deliver: true))
-        subject.send(:notify_team_of_new_note, note)
+        Notify.should_receive(:note_merge_request_email).twice.and_return(delivery_success)
+        subject.send(:notify_team, note)
       end
+
       it 'a wall' do
+        # Note: wall posts have #noteable_type of nil
         note.stub(:noteable_type).and_return(nil)
-        Notify.should_receive(:note_wall_email).twice.and_return(double(deliver: true))
-        subject.send(:notify_team_of_new_note, note)
+        Notify.should_receive(:note_wall_email).twice.and_return(delivery_success)
+        subject.send(:notify_team, note)
       end
     end
     it 'does nothing for a new note on a snippet' do
         note.stub(:noteable_type).and_return('Snippet')
-        subject.send(:notify_team_of_new_note, note).should be_nil
+        subject.send(:notify_team, note).should be_nil
     end
   end