Merge pull request #1364 from AlexDenisov/fix_project_access_notification

Gemfile

@@ -138,6 +138,7 @@ group :test do
   gem 'email_spec'
   gem 'resque_spec'
   gem "webmock"
+  gem 'test_after_commit'
 end
 
 group :production do

Gemfile.lock

@@ -377,6 +377,7 @@ GEM
       tilt (~> 1.1, != 1.3.0)
     sqlite3 (1.3.6)
     stamp (0.1.6)
+    test_after_commit (0.0.1)
     therubyracer (0.10.1)
       libv8 (~> 3.3.10)
     thin (1.3.1)
@@ -476,6 +477,7 @@ DEPENDENCIES
   spinach-rails
   sqlite3
   stamp
+  test_after_commit
   therubyracer
   thin
   uglifier (= 1.0.3)

app/observers/users_project_observer.rb

 class UsersProjectObserver < ActiveRecord::Observer
-  def after_create(users_project)
+  def after_commit(users_project)
+    return if users_project.destroyed?
     Notify.project_access_granted_email(users_project.id).deliver
+  end
 
+  def after_create(users_project)
     Event.create(
       project_id: users_project.project.id,
       action: Event::Joined,
@@ -9,10 +12,6 @@ class UsersProjectObserver < ActiveRecord::Observer
     )
   end
 
-  def after_update(users_project)
-    Notify.project_access_granted_email(users_project.id).deliver
-  end
-
   def after_destroy(users_project)
     Event.create(
       project_id: users_project.project.id,

spec/observers/users_project_observer_spec.rb

 require 'spec_helper'
 
 describe UsersProjectObserver do
-  let(:users_project) { stub.as_null_object }
+  let(:user) { Factory.create :user }
+  let(:project) { Factory.create(:project, 
+                                 code: "Fuu", 
+                                 path: "Fuu" ) }
+  let(:users_project) { Factory.create(:users_project,
+                                        project: project,
+                                        user: user )}
   subject { UsersProjectObserver.instance }
 
-  describe "#after_create" do
+  describe "#after_commit" do
     it "should called when UsersProject created" do
-      subject.should_receive(:after_create)
-
+      subject.should_receive(:after_commit).once
       UsersProject.observers.enable :users_project_observer do
         create(:users_project)
       end
     end
 
     it "should send email to user" do
+      Notify.should_receive(:project_access_granted_email).with(users_project.id).and_return(double(deliver: true))
+      subject.after_commit(users_project)
       Event.stub(:create => true)
-      Notify.should_receive(:project_access_granted_email).and_return(stub(deliver: true))
-
-      subject.after_create(users_project)
     end
 
     it "should create new event" do
@@ -33,17 +37,21 @@ describe UsersProjectObserver do
 
   describe "#after_update" do
     it "should called when UsersProject updated" do
-      subject.should_receive(:after_update)
-
+      subject.should_receive(:after_commit).once
       UsersProject.observers.enable :users_project_observer do
-        create(:users_project).update_attribute(:project_access, 40)
+        create(:users_project).update_attribute(:project_access, UsersProject::MASTER)
       end
     end
 
     it "should send email to user" do
       Notify.should_receive(:project_access_granted_email).with(users_project.id).and_return(double(deliver: true))
-
-      subject.after_update(users_project)
+      subject.after_commit(users_project)
+    end
+    it "should not called after UsersProject destroyed" do
+      subject.should_not_receive(:after_commit)
+      UsersProject.observers.enable :users_project_observer do
+        users_project.destroy
+      end
     end
   end