require "rails_helper"

RSpec.describe StaticPagesController, type: :controller do
  describe "GET #home" do
    it "returns http success" do
      get :home
      expect(response).to have_http_status(:success)
    end
    it "should have the right title" do
      get :home
      assert_select "title", "Ruby on Rails Tutorial Sample App"
    end
  end

  describe "GET #help" do
    it "returns http success" do
      get :help
      expect(response).to have_http_status(:success)
    end
    it "should have the right title" do
      get :help
      assert_select "title", "Help | Ruby on Rails Tutorial Sample App"
    end
  end

  describe "GET #about" do
    it "returns http success" do
      get :about
      expect(response).to have_http_status(:success)
    end
    it "should have the right title" do
      get "about"
      assert_select "title", "About | Ruby on Rails Tutorial Sample App"
    end
  end
end

require 'test_helper'

class StaticPagesControllerTest < ActionController::TestCase

  test "should get home" do
    get :home
    assert_response :success
    assert_select "title", "Ruby on Rails Tutorial Sample App"
  end

  test "should get help" do
    get :help
    assert_response :success
    assert_select "title", "Help | Ruby on Rails Tutorial Sample App"
  end

  test "should get about" do
    get :about
    assert_response :success
    assert_select "title", "About | Ruby on Rails Tutorial Sample App"
  end
end

StaticPagesController GET #home should have the right title
 Failure/Error: assert_select "title", "Ruby on Rails Tutorial Sample App"

 NoMethodError:
   undefined method `document' for nil:NilClass
# ./spec/controllers/static_pages_controller_spec.rb:11:in `block (3 levels)
in <top (required)>'

require 'test_helper'

class UsersSignupTest < ActionDispatch::IntegrationTest
  get signup_path
  assert_no_difference 'User.count' do
    post users_path, user: { name:  "",
                         email: "user@invalid",
                         password:              "foo",
                         password_confirmation: "bar" }
  end
  assert_template 'users/new'
end

rake aborted!
NameError: undefined local variable or method `signup_path' for UsersSignupTest:Class
/Users/andela/Desktop/sample_app/test/integration/users_signup_test.rb:4:in `<class:UsersSignupTest>'

rake aborted!
NoMethodError: undefined method `assert_no_difference' for UsersSignupTest:Class