diff --git a/.rspec b/.rspec
new file mode 100644
index 0000000..c99d2e7
--- /dev/null
+++ b/.rspec
@@ -0,0 +1 @@
+--require spec_helper
diff --git a/spec/models/category_spec.rb b/spec/models/category_spec.rb
index 0c9fefa..b9f0fb2 100644
--- a/spec/models/category_spec.rb
+++ b/spec/models/category_spec.rb
@@ -1,5 +1,22 @@
 require 'rails_helper'
 
 RSpec.describe Category, type: :model do
-  pending "add some examples to (or delete) #{__FILE__}"
+  let(:user) { User.create(name: 'Lucas Erkana', email: 'invalid_email', password: 'password') }
+  subject do
+    Category.new(name: 'Food', icon: 'food.jpng', author: user)
+  end
+
+  it 'should not be valid with name value set to nil' do
+    subject.name = nil
+    expect(subject).to_not be_valid
+  end
+
+  it 'should not be valid with icon value set to  nil' do
+    subject.icon = nil
+    expect(subject).to_not be_valid
+  end
+
+  it 'should be valid ' do
+    expect(subject).to be_valid
+  end
 end
diff --git a/spec/models/entity_spec.rb b/spec/models/entity_spec.rb
index f513ed6..c1761dd 100644
--- a/spec/models/entity_spec.rb
+++ b/spec/models/entity_spec.rb
@@ -1,5 +1,22 @@
 require 'rails_helper'
 
 RSpec.describe Entity, type: :model do
-  pending "add some examples to (or delete) #{__FILE__}"
+  let(:user) { User.create(name: 'John Doe') }
+  subject do
+    Entity.new(name: 'Food', amount: 10, author: user)
+  end
+
+  it 'should not be valid with name value is nil' do
+    subject.name = nil
+    expect(subject).to_not be_valid
+  end
+
+  it 'should not be valid if amount is less than 0' do
+    subject.amount = -5
+    expect(subject).to_not be_valid
+  end
+
+  it 'Should be valid' do
+    expect(subject).to be_valid
+  end
 end
diff --git a/spec/models/user_spec.rb b/spec/models/user_spec.rb
index 47a31bb..810e65f 100644
--- a/spec/models/user_spec.rb
+++ b/spec/models/user_spec.rb
@@ -1,5 +1,29 @@
 require 'rails_helper'
 
 RSpec.describe User, type: :model do
-  pending "add some examples to (or delete) #{__FILE__}"
+  describe 'validations' do
+    it 'validates presence of name' do
+      user = User.new(email: 'test@example.com', password: 'password')
+      expect(user).not_to be_valid
+      expect(user.errors[:name]).to include("can't be blank")
+    end
+
+    it 'validates presence of email' do
+      user = User.new(name: 'John Doe', password: 'password')
+      expect(user).not_to be_valid
+      expect(user.errors[:email]).to include("can't be blank")
+    end
+
+    it 'validates format of name' do
+      user = User.new(name: '', email: 'test@example.com', password: 'password')
+      expect(user).not_to be_valid
+      expect(user.errors[:name]).to include("can't be blank")
+    end
+
+    it 'validates format of email' do
+      user = User.new(name: 'John Doe', email: 'invalid_email', password: 'password')
+      expect(user).not_to be_valid
+      expect(user.errors[:email]).to include('is invalid')
+    end
+  end
 end
diff --git a/spec/rails_helper.rb b/spec/rails_helper.rb
new file mode 100644
index 0000000..6584c98
--- /dev/null
+++ b/spec/rails_helper.rb
@@ -0,0 +1,63 @@
+# This file is copied to spec/ when you run 'rails generate rspec:install'
+require 'spec_helper'
+ENV['RAILS_ENV'] ||= 'test'
+require_relative '../config/environment'
+# Prevent database truncation if the environment is production
+abort('The Rails environment is running in production mode!') if Rails.env.production?
+require 'rspec/rails'
+# Add additional requires below this line. Rails is not loaded until this point!
+
+# Requires supporting ruby files with custom matchers and macros, etc, in
+# spec/support/ and its subdirectories. Files matching `spec/**/*_spec.rb` are
+# run as spec files by default. This means that files in spec/support that end
+# in _spec.rb will both be required and run as specs, causing the specs to be
+# run twice. It is recommended that you do not name files matching this glob to
+# end with _spec.rb. You can configure this pattern with the --pattern
+# option on the command line or in ~/.rspec, .rspec or `.rspec-local`.
+#
+# The following line is provided for convenience purposes. It has the downside
+# of increasing the boot-up time by auto-requiring all files in the support
+# directory. Alternatively, in the individual `*_spec.rb` files, manually
+# require only the support files necessary.
+#
+# Dir[Rails.root.join('spec', 'support', '**', '*.rb')].sort.each { |f| require f }
+
+# Checks for pending migrations and applies them before tests are run.
+# If you are not using ActiveRecord, you can remove these lines.
+begin
+  ActiveRecord::Migration.maintain_test_schema!
+rescue ActiveRecord::PendingMigrationError => e
+  abort e.to_s.strip
+end
+RSpec.configure do |config|
+  # Remove this line if you're not using ActiveRecord or ActiveRecord fixtures
+  config.fixture_path = "#{Rails.root}/spec/fixtures"
+
+  # If you're not using ActiveRecord, or you'd prefer not to run each of your
+  # examples within a transaction, remove the following line or assign false
+  # instead of true.
+  config.use_transactional_fixtures = true
+
+  # You can uncomment this line to turn off ActiveRecord support entirely.
+  # config.use_active_record = false
+
+  # RSpec Rails can automatically mix in different behaviours to your tests
+  # based on their file location, for example enabling you to call `get` and
+  # `post` in specs under `spec/controllers`.
+  #
+  # You can disable this behaviour by removing the line below, and instead
+  # explicitly tag your specs with their type, e.g.:
+  #
+  #     RSpec.describe UsersController, type: :controller do
+  #       # ...
+  #     end
+  #
+  # The different available types are documented in the features, such as in
+  # https://rspec.info/features/6-0/rspec-rails
+  config.infer_spec_type_from_file_location!
+
+  # Filter lines from Rails gems in backtraces.
+  config.filter_rails_from_backtrace!
+  # arbitrary gems may also be filtered via:
+  # config.filter_gems_from_backtrace("gem name")
+end
diff --git a/spec/requests/categories_spec.rb b/spec/requests/categories_spec.rb
index 54b6751..c4cf2c2 100644
--- a/spec/requests/categories_spec.rb
+++ b/spec/requests/categories_spec.rb
@@ -1,130 +1,18 @@
 require 'rails_helper'
 
-# This spec was generated by rspec-rails when you ran the scaffold generator.
-# It demonstrates how one might use RSpec to test the controller code that
-# was generated by Rails when you ran the scaffold generator.
-#
-# It assumes that the implementation code is generated by the rails scaffold
-# generator. If you are using any extension libraries to generate different
-# controller code, this generated spec may or may not pass.
-#
-# It only uses APIs available in rails and/or rspec-rails. There are a number
-# of tools you can use to make these specs even more expressive, but we're
-# sticking to rails and rspec-rails APIs to keep things simple and stable.
-
 RSpec.describe '/categories', type: :request do
-  # This should return the minimal set of attributes required to create a valid
-  # Category. As you add validations to Category, be sure to
-  # adjust the attributes here as well.
-  let(:valid_attributes) do
-    skip('Add a hash of attributes valid for your model')
-  end
-
-  let(:invalid_attributes) do
-    skip('Add a hash of attributes invalid for your model')
-  end
-
-  describe 'GET /index' do
-    it 'renders a successful response' do
-      Category.create! valid_attributes
-      get categories_url
-      expect(response).to be_successful
-    end
-  end
-
-  describe 'GET /show' do
-    it 'renders a successful response' do
-      category = Category.create! valid_attributes
-      get category_url(category)
-      expect(response).to be_successful
-    end
-  end
+  include Devise::Test::IntegrationHelpers
 
   describe 'GET /new' do
-    it 'renders a successful response' do
-      get new_category_url
-      expect(response).to be_successful
-    end
-  end
-
-  describe 'GET /edit' do
-    it 'renders a successful response' do
-      category = Category.create! valid_attributes
-      get edit_category_url(category)
-      expect(response).to be_successful
-    end
-  end
-
-  describe 'POST /create' do
-    context 'with valid parameters' do
-      it 'creates a new Category' do
-        expect do
-          post categories_url, params: { category: valid_attributes }
-        end.to change(Category, :count).by(1)
-      end
-
-      it 'redirects to the created category' do
-        post categories_url, params: { category: valid_attributes }
-        expect(response).to redirect_to(category_url(Category.last))
-      end
-    end
-
-    context 'with invalid parameters' do
-      it 'does not create a new Category' do
-        expect do
-          post categories_url, params: { category: invalid_attributes }
-        end.to change(Category, :count).by(0)
-      end
-
-      it "renders a response with 422 status (i.e. to display the 'new' template)" do
-        post categories_url, params: { category: invalid_attributes }
-        expect(response).to have_http_status(:unprocessable_entity)
-      end
-    end
-  end
-
-  describe 'PATCH /update' do
-    context 'with valid parameters' do
-      let(:new_attributes) do
-        skip('Add a hash of attributes valid for your model')
-      end
-
-      it 'updates the requested category' do
-        category = Category.create! valid_attributes
-        patch category_url(category), params: { category: new_attributes }
-        category.reload
-        skip('Add assertions for updated state')
-      end
-
-      it 'redirects to the category' do
-        category = Category.create! valid_attributes
-        patch category_url(category), params: { category: new_attributes }
-        category.reload
-        expect(response).to redirect_to(category_url(category))
-      end
-    end
-
-    context 'with invalid parameters' do
-      it "renders a response with 422 status (i.e. to display the 'edit' template)" do
-        category = Category.create! valid_attributes
-        patch category_url(category), params: { category: invalid_attributes }
-        expect(response).to have_http_status(:unprocessable_entity)
-      end
-    end
-  end
-
-  describe 'DELETE /destroy' do
-    it 'destroys the requested category' do
-      category = Category.create! valid_attributes
-      expect do
-        delete category_url(category)
-      end.to change(Category, :count).by(-1)
+    before do
+      @user = User.create(name: 'Lucas', email: 'lderkana21x@gmail.com', password: '123123',
+                          password_confirmation: '123123')
+      sign_in @user
+      get authenticated_root_path
     end
 
-    it 'redirects to the categories list' do
-      category = Category.create! valid_attributes
-      delete category_url(category)
-      expect(response).to redirect_to(categories_url)
+    it 'response to html' do
+      expect(response.content_type).to include 'text/html'
     end
   end
 end
diff --git a/spec/requests/entities_spec.rb b/spec/requests/entities_spec.rb
index 0962577..578095f 100644
--- a/spec/requests/entities_spec.rb
+++ b/spec/requests/entities_spec.rb
@@ -1,130 +1,18 @@
 require 'rails_helper'
 
-# This spec was generated by rspec-rails when you ran the scaffold generator.
-# It demonstrates how one might use RSpec to test the controller code that
-# was generated by Rails when you ran the scaffold generator.
-#
-# It assumes that the implementation code is generated by the rails scaffold
-# generator. If you are using any extension libraries to generate different
-# controller code, this generated spec may or may not pass.
-#
-# It only uses APIs available in rails and/or rspec-rails. There are a number
-# of tools you can use to make these specs even more expressive, but we're
-# sticking to rails and rspec-rails APIs to keep things simple and stable.
-
-RSpec.describe '/entities', type: :request do
-  # This should return the minimal set of attributes required to create a valid
-  # Entity. As you add validations to Entity, be sure to
-  # adjust the attributes here as well.
-  let(:valid_attributes) do
-    skip('Add a hash of attributes valid for your model')
-  end
-
-  let(:invalid_attributes) do
-    skip('Add a hash of attributes invalid for your model')
-  end
-
-  describe 'GET /index' do
-    it 'renders a successful response' do
-      Entity.create! valid_attributes
-      get entities_url
-      expect(response).to be_successful
-    end
-  end
-
-  describe 'GET /show' do
-    it 'renders a successful response' do
-      entity = Entity.create! valid_attributes
-      get entity_url(entity)
-      expect(response).to be_successful
-    end
-  end
+RSpec.describe '/entity', type: :system do
+  include Devise::Test::IntegrationHelpers
 
   describe 'GET /new' do
-    it 'renders a successful response' do
-      get new_entity_url
-      expect(response).to be_successful
-    end
-  end
-
-  describe 'GET /edit' do
-    it 'renders a successful response' do
-      entity = Entity.create! valid_attributes
-      get edit_entity_url(entity)
-      expect(response).to be_successful
-    end
-  end
-
-  describe 'POST /create' do
-    context 'with valid parameters' do
-      it 'creates a new Entity' do
-        expect do
-          post entities_url, params: { entity: valid_attributes }
-        end.to change(Entity, :count).by(1)
-      end
-
-      it 'redirects to the created entity' do
-        post entities_url, params: { entity: valid_attributes }
-        expect(response).to redirect_to(entity_url(Entity.last))
-      end
-    end
-
-    context 'with invalid parameters' do
-      it 'does not create a new Entity' do
-        expect do
-          post entities_url, params: { entity: invalid_attributes }
-        end.to change(Entity, :count).by(0)
-      end
-
-      it "renders a response with 422 status (i.e. to display the 'new' template)" do
-        post entities_url, params: { entity: invalid_attributes }
-        expect(response).to have_http_status(:unprocessable_entity)
-      end
-    end
-  end
-
-  describe 'PATCH /update' do
-    context 'with valid parameters' do
-      let(:new_attributes) do
-        skip('Add a hash of attributes valid for your model')
-      end
-
-      it 'updates the requested entity' do
-        entity = Entity.create! valid_attributes
-        patch entity_url(entity), params: { entity: new_attributes }
-        entity.reload
-        skip('Add assertions for updated state')
-      end
-
-      it 'redirects to the entity' do
-        entity = Entity.create! valid_attributes
-        patch entity_url(entity), params: { entity: new_attributes }
-        entity.reload
-        expect(response).to redirect_to(entity_url(entity))
-      end
-    end
-
-    context 'with invalid parameters' do
-      it "renders a response with 422 status (i.e. to display the 'edit' template)" do
-        entity = Entity.create! valid_attributes
-        patch entity_url(entity), params: { entity: invalid_attributes }
-        expect(response).to have_http_status(:unprocessable_entity)
-      end
-    end
-  end
-
-  describe 'DELETE /destroy' do
-    it 'destroys the requested entity' do
-      entity = Entity.create! valid_attributes
-      expect do
-        delete entity_url(entity)
-      end.to change(Entity, :count).by(-1)
+    before do
+      @user = User.create(name: 'Lucas', email: 'lucas@gmail.com', password: '143143', password_confirmation: '143143')
+      sign_in @user
+      @category = Category.create!(name: 'category', icon: 'img', author_id: @user.id)
+      get new_user_entity_path(@user, category_id: @category.id)
     end
 
-    it 'redirects to the entities list' do
-      entity = Entity.create! valid_attributes
-      delete entity_url(entity)
-      expect(response).to redirect_to(entities_url)
+    it 'response to html' do
+      expect(response.content_type).to include 'text/html'
     end
   end
 end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
new file mode 100644
index 0000000..9c96a9b
--- /dev/null
+++ b/spec/spec_helper.rb
@@ -0,0 +1,92 @@
+# This file was generated by the `rails generate rspec:install` command. Conventionally, all
+# specs live under a `spec` directory, which RSpec adds to the `$LOAD_PATH`.
+# The generated `.rspec` file contains `--require spec_helper` which will cause
+# this file to always be loaded, without a need to explicitly require it in any
+# files.
+#
+# Given that it is always loaded, you are encouraged to keep this file as
+# light-weight as possible. Requiring heavyweight dependencies from this file
+# will add to the boot time of your test suite on EVERY test run, even for an
+# individual file that may not need all of that loaded. Instead, consider making
+# a separate helper file that requires the additional dependencies and performs
+# the additional setup, and require it from the spec files that actually need
+# it.
+#
+# See https://rubydoc.info/gems/rspec-core/RSpec/Core/Configuration
+RSpec.configure do |config|
+  # rspec-expectations config goes here. You can use an alternate
+  # assertion/expectation library such as wrong or the stdlib/minitest
+  # assertions if you prefer.
+  config.expect_with :rspec do |expectations|
+    # This option will default to `true` in RSpec 4. It makes the `description`
+    # and `failure_message` of custom matchers include text for helper methods
+    # defined using `chain`, e.g.:
+    #     be_bigger_than(2).and_smaller_than(4).description
+    #     # => "be bigger than 2 and smaller than 4"
+    # ...rather than:
+    #     # => "be bigger than 2"
+    expectations.include_chain_clauses_in_custom_matcher_descriptions = true
+  end
+
+  # rspec-mocks config goes here. You can use an alternate test double
+  # library (such as bogus or mocha) by changing the `mock_with` option here.
+  config.mock_with :rspec do |mocks|
+    # Prevents you from mocking or stubbing a method that does not exist on
+    # a real object. This is generally recommended, and will default to
+    # `true` in RSpec 4.
+    mocks.verify_partial_doubles = true
+  end
+
+  # This option will default to `:apply_to_host_groups` in RSpec 4 (and will
+  # have no way to turn it off -- the option exists only for backwards
+  # compatibility in RSpec 3). It causes shared context metadata to be
+  # inherited by the metadata hash of host groups and examples, rather than
+  # triggering implicit auto-inclusion in groups with matching metadata.
+  config.shared_context_metadata_behavior = :apply_to_host_groups
+
+  # The settings below are suggested to provide a good initial experience
+  # with RSpec, but feel free to customize to your heart's content.
+  #   # This allows you to limit a spec run to individual examples or groups
+  #   # you care about by tagging them with `:focus` metadata. When nothing
+  #   # is tagged with `:focus`, all examples get run. RSpec also provides
+  #   # aliases for `it`, `describe`, and `context` that include `:focus`
+  #   # metadata: `fit`, `fdescribe` and `fcontext`, respectively.
+  #   config.filter_run_when_matching :focus
+  #
+  #   # Allows RSpec to persist some state between runs in order to support
+  #   # the `--only-failures` and `--next-failure` CLI options. We recommend
+  #   # you configure your source control system to ignore this file.
+  #   config.example_status_persistence_file_path = "spec/examples.txt"
+  #
+  #   # Limits the available syntax to the non-monkey patched syntax that is
+  #   # recommended. For more details, see:
+  #   # https://rspec.info/features/3-12/rspec-core/configuration/zero-monkey-patching-mode/
+  #   config.disable_monkey_patching!
+  #
+  #   # Many RSpec users commonly either run the entire suite or an individual
+  #   # file, and it's useful to allow more verbose output when running an
+  #   # individual spec file.
+  #   if config.files_to_run.one?
+  #     # Use the documentation formatter for detailed output,
+  #     # unless a formatter has already been configured
+  #     # (e.g. via a command-line flag).
+  #     config.default_formatter = "doc"
+  #   end
+  #
+  #   # Print the 10 slowest examples and example groups at the
+  #   # end of the spec run, to help surface which specs are running
+  #   # particularly slow.
+  #   config.profile_examples = 10
+  #
+  #   # Run specs in random order to surface order dependencies. If you find an
+  #   # order dependency and want to debug it, you can fix the order by providing
+  #   # the seed, which is printed after each run.
+  #   #     --seed 1234
+  #   config.order = :random
+  #
+  #   # Seed global randomization in this process using the `--seed` CLI option.
+  #   # Setting this allows you to use `--seed` to deterministically reproduce
+  #   # test failures related to randomization by passing the same `--seed` value
+  #   # as the one that triggered the failure.
+  #   Kernel.srand config.seed
+end
diff --git a/spec/views/categories/edit.html.erb_spec.rb b/spec/views/categories/edit.html.erb_spec.rb
deleted file mode 100644
index ea2e0e9..0000000
--- a/spec/views/categories/edit.html.erb_spec.rb
+++ /dev/null
@@ -1,24 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe 'categories/edit', type: :view do
-  let(:category) do
-    Category.create!(
-      name: 'MyString',
-      icon: 'MyString'
-    )
-  end
-
-  before(:each) do
-    assign(:category, category)
-  end
-
-  it 'renders the edit category form' do
-    render
-
-    assert_select 'form[action=?][method=?]', category_path(category), 'post' do
-      assert_select 'input[name=?]', 'category[name]'
-
-      assert_select 'input[name=?]', 'category[icon]'
-    end
-  end
-end
diff --git a/spec/views/categories/index.html.erb_spec.rb b/spec/views/categories/index.html.erb_spec.rb
deleted file mode 100644
index 847910f..0000000
--- a/spec/views/categories/index.html.erb_spec.rb
+++ /dev/null
@@ -1,23 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe 'categories/index', type: :view do
-  before(:each) do
-    assign(:categories, [
-             Category.create!(
-               name: 'Name',
-               icon: 'Icon'
-             ),
-             Category.create!(
-               name: 'Name',
-               icon: 'Icon'
-             )
-           ])
-  end
-
-  it 'renders a list of categories' do
-    render
-    cell_selector = Rails::VERSION::STRING >= '7' ? 'div>p' : 'tr>td'
-    assert_select cell_selector, text: Regexp.new('Name'.to_s), count: 2
-    assert_select cell_selector, text: Regexp.new('Icon'.to_s), count: 2
-  end
-end
diff --git a/spec/views/categories/new.html.erb_spec.rb b/spec/views/categories/new.html.erb_spec.rb
deleted file mode 100644
index 53ee930..0000000
--- a/spec/views/categories/new.html.erb_spec.rb
+++ /dev/null
@@ -1,20 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe 'categories/new', type: :view do
-  before(:each) do
-    assign(:category, Category.new(
-                        name: 'MyString',
-                        icon: 'MyString'
-                      ))
-  end
-
-  it 'renders new category form' do
-    render
-
-    assert_select 'form[action=?][method=?]', categories_path, 'post' do
-      assert_select 'input[name=?]', 'category[name]'
-
-      assert_select 'input[name=?]', 'category[icon]'
-    end
-  end
-end
diff --git a/spec/views/categories/show.html.erb_spec.rb b/spec/views/categories/show.html.erb_spec.rb
deleted file mode 100644
index 53575f9..0000000
--- a/spec/views/categories/show.html.erb_spec.rb
+++ /dev/null
@@ -1,16 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe 'categories/show', type: :view do
-  before(:each) do
-    assign(:category, Category.create!(
-                        name: 'Name',
-                        icon: 'Icon'
-                      ))
-  end
-
-  it 'renders attributes in <p>' do
-    render
-    expect(rendered).to match(/Name/)
-    expect(rendered).to match(/Icon/)
-  end
-end
diff --git a/spec/views/category_spec.rb b/spec/views/category_spec.rb
new file mode 100644
index 0000000..3375f71
--- /dev/null
+++ b/spec/views/category_spec.rb
@@ -0,0 +1,56 @@
+require 'rails_helper'
+
+RSpec.describe 'Categoy', type: :system do
+  it 'allows a user to successfully sign up' do
+    visit unauthenticated_root_path
+    click_link 'SIGN UP'
+
+    fill_in 'Name', with: 'John Doe'
+    fill_in 'Email', with: 'john.doe@example.com'
+    fill_in 'Password', with: 'password'
+    fill_in 'Password confirmation', with: 'password'
+
+    click_button 'Next'
+
+    expect(page).to have_content('Welcome! You have signed up successfully.')
+    expect(page).to have_current_path(authenticated_root_path)
+  end
+
+  it 'redirects the user to the New Category page after clicking on New category link' do
+    visit unauthenticated_root_path
+    click_link 'SIGN UP'
+
+    fill_in 'Name', with: 'John Doe'
+    fill_in 'Email', with: 'john.doe@example.com'
+    fill_in 'Password', with: 'password'
+    fill_in 'Password confirmation', with: 'password'
+
+    click_button 'Next'
+
+    expect(page).to have_link('New category')
+
+    click_link 'New category'
+    expect(page).to have_content('NEW CATEGORY')
+    expect(page).to have_button('Create Category')
+  end
+
+  it 'A user can create a new category' do
+    visit unauthenticated_root_path
+    click_link 'SIGN UP'
+
+    fill_in 'Name', with: 'John Doe'
+    fill_in 'Email', with: 'john.doe@example.com'
+    fill_in 'Password', with: 'password'
+    fill_in 'Password confirmation', with: 'password'
+
+    click_button 'Next'
+
+    expect(page).to have_link('New category')
+
+    click_link 'New category'
+    fill_in 'Name', with: 'Food'
+    fill_in 'Icon', with: 'https://tinyurl.com/jshcp3ce'
+    click_button 'Create Category'
+    expect(page).to have_content('Category was successfully created.')
+  end
+end
diff --git a/spec/views/entities/edit.html.erb_spec.rb b/spec/views/entities/edit.html.erb_spec.rb
deleted file mode 100644
index 08e455f..0000000
--- a/spec/views/entities/edit.html.erb_spec.rb
+++ /dev/null
@@ -1,24 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe 'entities/edit', type: :view do
-  let(:entity) do
-    Entity.create!(
-      name: 'MyString',
-      amount: '9.99'
-    )
-  end
-
-  before(:each) do
-    assign(:entity, entity)
-  end
-
-  it 'renders the edit entity form' do
-    render
-
-    assert_select 'form[action=?][method=?]', entity_path(entity), 'post' do
-      assert_select 'input[name=?]', 'entity[name]'
-
-      assert_select 'input[name=?]', 'entity[amount]'
-    end
-  end
-end
diff --git a/spec/views/entities/index.html.erb_spec.rb b/spec/views/entities/index.html.erb_spec.rb
deleted file mode 100644
index 5591a92..0000000
--- a/spec/views/entities/index.html.erb_spec.rb
+++ /dev/null
@@ -1,23 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe 'entities/index', type: :view do
-  before(:each) do
-    assign(:entities, [
-             Entity.create!(
-               name: 'Name',
-               amount: '9.99'
-             ),
-             Entity.create!(
-               name: 'Name',
-               amount: '9.99'
-             )
-           ])
-  end
-
-  it 'renders a list of entities' do
-    render
-    cell_selector = Rails::VERSION::STRING >= '7' ? 'div>p' : 'tr>td'
-    assert_select cell_selector, text: Regexp.new('Name'.to_s), count: 2
-    assert_select cell_selector, text: Regexp.new('9.99'.to_s), count: 2
-  end
-end
diff --git a/spec/views/entities/new.html.erb_spec.rb b/spec/views/entities/new.html.erb_spec.rb
deleted file mode 100644
index 8f9d8fe..0000000
--- a/spec/views/entities/new.html.erb_spec.rb
+++ /dev/null
@@ -1,20 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe 'entities/new', type: :view do
-  before(:each) do
-    assign(:entity, Entity.new(
-                      name: 'MyString',
-                      amount: '9.99'
-                    ))
-  end
-
-  it 'renders new entity form' do
-    render
-
-    assert_select 'form[action=?][method=?]', entities_path, 'post' do
-      assert_select 'input[name=?]', 'entity[name]'
-
-      assert_select 'input[name=?]', 'entity[amount]'
-    end
-  end
-end
diff --git a/spec/views/entities/show.html.erb_spec.rb b/spec/views/entities/show.html.erb_spec.rb
deleted file mode 100644
index 4ab38b1..0000000
--- a/spec/views/entities/show.html.erb_spec.rb
+++ /dev/null
@@ -1,16 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe 'entities/show', type: :view do
-  before(:each) do
-    assign(:entity, Entity.create!(
-                      name: 'Name',
-                      amount: '9.99'
-                    ))
-  end
-
-  it 'renders attributes in <p>' do
-    render
-    expect(rendered).to match(/Name/)
-    expect(rendered).to match(/9.99/)
-  end
-end
diff --git a/spec/views/users/edit.html.erb_spec.rb b/spec/views/users/edit.html.erb_spec.rb
deleted file mode 100644
index da88d16..0000000
--- a/spec/views/users/edit.html.erb_spec.rb
+++ /dev/null
@@ -1,21 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe 'users/edit', type: :view do
-  let(:user) do
-    User.create!(
-      name: 'MyString'
-    )
-  end
-
-  before(:each) do
-    assign(:user, user)
-  end
-
-  it 'renders the edit user form' do
-    render
-
-    assert_select 'form[action=?][method=?]', user_path(user), 'post' do
-      assert_select 'input[name=?]', 'user[name]'
-    end
-  end
-end
diff --git a/spec/views/users/index.html.erb_spec.rb b/spec/views/users/index.html.erb_spec.rb
deleted file mode 100644
index 4f951b8..0000000
--- a/spec/views/users/index.html.erb_spec.rb
+++ /dev/null
@@ -1,20 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe 'users/index', type: :view do
-  before(:each) do
-    assign(:users, [
-             User.create!(
-               name: 'Name'
-             ),
-             User.create!(
-               name: 'Name'
-             )
-           ])
-  end
-
-  it 'renders a list of users' do
-    render
-    cell_selector = Rails::VERSION::STRING >= '7' ? 'div>p' : 'tr>td'
-    assert_select cell_selector, text: Regexp.new('Name'.to_s), count: 2
-  end
-end
diff --git a/spec/views/users/new.html.erb_spec.rb b/spec/views/users/new.html.erb_spec.rb
deleted file mode 100644
index 79751dc..0000000
--- a/spec/views/users/new.html.erb_spec.rb
+++ /dev/null
@@ -1,17 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe 'users/new', type: :view do
-  before(:each) do
-    assign(:user, User.new(
-                    name: 'MyString'
-                  ))
-  end
-
-  it 'renders new user form' do
-    render
-
-    assert_select 'form[action=?][method=?]', users_path, 'post' do
-      assert_select 'input[name=?]', 'user[name]'
-    end
-  end
-end
diff --git a/spec/views/users/show.html.erb_spec.rb b/spec/views/users/show.html.erb_spec.rb
deleted file mode 100644
index e44cd05..0000000
--- a/spec/views/users/show.html.erb_spec.rb
+++ /dev/null
@@ -1,14 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe 'users/show', type: :view do
-  before(:each) do
-    assign(:user, User.create!(
-                    name: 'Name'
-                  ))
-  end
-
-  it 'renders attributes in <p>' do
-    render
-    expect(rendered).to match(/Name/)
-  end
-end