Added tasks controller, spec, JS, apitesthelper

Had an issue with calling render_views in the specs to render the
jbuilder json templates and also getting the devise sign_in method to
work, ended up adding a helper to add the username/password for a user

spec/controllers/api/bikes_controller_spec.rb

@@ -57,7 +57,6 @@ describe Api::V1::BikesController do
 
         it "returns 200" do
           post :create, @submit_json
-          puts @response.inspect
           expect(@response.code.to_i).to eql 200
         end
 

spec/controllers/api/tasks_controller.rb

@@ -0,0 +1,100 @@
+require 'spec_helper'
+
+describe Api::V1::TasksController do
+  render_views
+
+  describe "#update" do
+    context "as a user with a bike" do
+      before(:each) do
+        @user = FactoryGirl.create(:user_with_bike)
+        sign_in @user
+      end
+
+      context "with no tasks in json data" do
+        it "returns 400" do
+          put :update
+          expect(@response.code.to_i).to eql 422
+        end
+
+        it "returns an error message" do
+          put :update
+          json = JSON.parse(@response.body)
+          expect(json["errors"].first).to eql Api::V1::TasksController::EXPECTED_TASKS
+        end
+      end
+
+      context "with non existing task in data" do
+        before(:each) do
+          @submit_json = { tasks: [
+            { id: 9999, done: false },
+          ]}
+        end
+
+        it "returns 404" do
+          put :update, @submit_json
+          expect(@response.code.to_i).to eql 404
+        end
+
+        it "returns an error message" do
+          put :update, @submit_json
+          json = JSON.parse(@response.body)
+          expect(json["errors"].to_s).to include(Api::V1::TasksController::NOT_FOUND)
+        end
+      end
+
+      context "with valid tasks json data" do
+        before(:each) do
+          @task = FactoryGirl.create(:task, done: false, task_list_id: @user.bike.task_list.id)
+          task_data = { tasks: [
+            { id: @task.id, done: true},
+          ]}
+          #this is necessary because render_views does not work with sign_in devise helper
+          @submit_json = api_submit_json(@user, task_data)
+          #not sure why format: :json not working
+          request.accept = 'application/json'
+        end
+
+        it "returns 200" do
+          put :update, @submit_json
+          expect(@response.code.to_i).to eql 200
+        end
+
+        it "returns the updated task json" do
+          put :update, @submit_json
+          json = JSON.parse(@response.body)
+          expect(json).to have_key("tasks")
+          expect(json.to_s).to include(Task.find_by_id(@task.id).done.to_s)
+        end
+
+        it "updates the task" do
+          expect{put :update, @submit_json}.
+            to change{ Task.find_by_id(@task.id).done }.
+              from(false).to(true)
+        end
+      end
+    end
+
+    context "as a user without a bike" do
+      before(:each) do
+        @user = FactoryGirl.create(:user, bike_id: nil)
+        sign_in @user
+
+        task = FactoryGirl.create(:task)
+        @submit_json = { tasks: [
+          { id: task.id, done: false },
+        ]}
+      end
+
+      it "should return 403" do
+        put :update, @submit_json
+        expect(@response.code.to_i).to eql 403
+      end
+
+      it "returns an error message" do
+        put :update, @submit_json
+        json = JSON.parse(@response.body)
+        expect(json["errors"].to_s).to include(Api::V1::TasksController::CANNOT_MANAGE)
+      end
+    end
+  end
+end