Refactored proposal. Enabled cancancan

spec/models/ability_spec.rb

@@ -0,0 +1,39 @@
+require 'spec_helper'
+require "cancan/matchers"
+
+describe "User" do
+  describe "abilities" do
+    subject(:ability){ Ability.new(user) }
+    let(:user){ nil }
+
+    context "when is an admin" do
+      let!(:user) { create(:admin) }
+
+      it{ should be_able_to(:manage, Event.new) }
+    end
+
+    context "when is an participant" do
+      let(:user) { build(:participant) }
+
+      it{ should_not be_able_to(:manage, Event.new) }
+      it{ should be_able_to(:create, Event.new) }
+      it{ should be_able_to(:read, Event.new) }
+    end
+
+    context "when is an event owner" do
+      let(:user) { create(:participant) }
+      let(:user2) { create(:participant) }
+      let(:myevent) { create(:event, users: [user]) }
+      let(:someevent) { create(:event, users: [user2]) }
+
+      # Users are able to update and destroy their own events
+      it{ should be_able_to(:update, myevent) }
+      it{ should be_able_to(:destroy, myevent) }
+
+      # Users are not able to update and destroy other users events
+      it{ should_not be_able_to(:update, someevent) }
+      it{ should_not be_able_to(:destroy, someevent) }
+    end
+
+  end
+end