fix category create

Gemfile

@@ -15,6 +15,7 @@ gem "tux"
 gem 'sinatra-formhelpers-ng'
 gem 'faker'
 gem 'will_paginate', '~> 3.0'
+gem 'nokogiri', '~> 1.6', '>= 1.6.8'
 
 group :test do
   gem 'rspec'

spec/controllers/category_controller_spec.rb

@@ -6,6 +6,24 @@ RSpec.describe "categories", type: :controller  do
     CategoryController.new
   end
 
+  context "index categories" do
+    it 'should return success response' do
+      get "/categories"
+      expect(last_response.status).to eq 200
+    end
+
+    it 'should to list count page one' do
+      create_list :category, 2
+      get "/categories"
+      doc = Nokogiri::HTML(last_response.body)
+      array_category = []
+      doc.css('.name').each do |l|
+        array_category << l.content
+      end
+      expect(array_category.length).to eq 2
+    end
+  end
+
   context "create categories" do
     let(:params) do
         { category: {name: "name category"}}
@@ -21,5 +39,6 @@ RSpec.describe "categories", type: :controller  do
       category_first = Category.first
       expect(category_first.name).to eq "name category"
     end
+  
   end
-end
+end
\ No newline at end of file

spec/factories/category.rb

 FactoryBot.define do
-  factory :category do |f|
-    f.name { Faker::Name.name }
+  factory :category do
+    sequence(:name) { |n| Faker::Name.name }
   end
 end

spec/spec_helper.rb

@@ -4,6 +4,8 @@ require "rack/test"
 require './config/environment'
 require 'factory_bot'
 require 'database_cleaner'
+require 'nokogiri'
+require 'open-uri'
 
 DatabaseCleaner.strategy = :truncation