Send notifiation on create UserProject relation (access granted)

spec/observers/users_project_observer_spec.rb

@@ -0,0 +1,27 @@
+require 'spec_helper'
+
+describe UsersProjectObserver do
+  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
+    it "should called when UsersProject created" do
+      subject.should_receive(:after_create)
+      UsersProject.observers.enable :users_project_observer do
+        Factory.create(:users_project, 
+                       project: project, 
+                       user: user)
+      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_create(users_project)
+    end
+  end
+end