Add GCM push for pushing OneMDM app to devices

spec/models/app.rb

@@ -1,11 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe App, type: :model do
-  pending "add some examples to (or delete) #{__FILE__}"
-
-  let!(:app) { create(:app) }
-
-  it { should validate_presence_of :name }
-  it { should validate_presence_of :package_name } 
-
-end

spec/models/installation_spec.rb

@@ -4,11 +4,12 @@ RSpec.describe Installation, type: :model do
   it { should belong_to(:device) }
   it { should belong_to(:batch_installation) }
 
-
-
   # Create Installation Model [Device ID, batch installation ID, status(Pushed, Downloaded, Cancelled, Installed)]
   describe "Installation status" do
     let!(:installation){FactoryGirl.create(:installation)}
+    it "Default status" do
+      expect(installation.status).to eql Installation.statuses.keys[0]
+    end
     it "Pushed" do
       installation.pushed!
       expect(installation.status).to eql Installation.statuses.keys[0]
@@ -29,4 +30,17 @@ RSpec.describe Installation, type: :model do
    
   end
 
+  describe "GCM Push " do
+    let(:installation){FactoryGirl.build(:installation)}
+    
+    it "if status is pushed" do
+      expect_any_instance_of(GCM).to receive(:send).and_return(installation)
+      installation.save
+    end
+    it "status is not pushed" do
+      expect_any_instance_of(GCM).not_to receive(:send)
+      installation.cancelled!
+    end
+  end
+
 end