API for app usage tracking

spec/controllers/app_usages_controller_spec.rb

@@ -0,0 +1,28 @@
+require 'rails_helper'
+
+RSpec.describe AppUsagesController, type: :controller do
+
+  describe "POST #create" do
+    describe "Authorized" do
+      let(:device){create(:device)}
+      before(:each) do
+        request.env['HTTP_AUTHORIZATION'] = ActionController::HttpAuthentication::Token.encode_credentials(device.access_token)
+      end
+      it "Valid params" do
+        post :create, app_usage: attributes_for(:app_usage), format: :json
+        expect(response).to have_http_status(:success)
+      end
+
+      it "InValid Params" do
+        post :create, app_usage: attributes_for(:invalid_app_usage), format: :json
+        expect(response).to have_http_status(:unprocessable_entity)
+      end
+    end
+    describe "POST #create" do
+      it "Unauthorized" do
+        post :create, app_usage: attributes_for(:app_usage), format: :json
+        expect(response).to have_http_status(:unauthorized)
+      end
+    end
+  end
+end