```ruby
ENV["RAILS_ENV"] = "test"
require File.expand_path("../../config/environment", __FILE__)
require "rails/test_help"
require "minitest/rails"

# To add Capybara feature tests add `gem "minitest-rails-capybara"`
# to the test group in the Gemfile and uncomment the following:
# require "minitest/rails/capybara"

# Uncomment for awesome colorful output
# require "minitest/pride"

class ActiveSupport::TestCase
  # Setup all fixtures in test/fixtures/*.yml for all tests in alphabetical order.
  fixtures :all
end

class ActionDispatch::IntegrationTest
  # Setup all fixtures in test/fixtures/*.yml for all tests in alphabetical order.
  fixtures :all

  def sign_in_as(user)
    get new_user_session_path
    post user_session_path, user: { email: user.email, password: 'password' } 
 end 

 def sign_out
    click_link_or_button('Log Out')   
 end
end
```

Remove sign out method from test helper
user
```ruby
ENV["RAILS_ENV"] = "test"
require File.expand_path("../../config/environment", __FILE__)
require "rails/test_help"
require "minitest/rails"

# To add Capybara feature tests add `gem "minitest-rails-capybara"`
# to the test group in the Gemfile and uncomment the following:
# require "minitest/rails/capybara"

# Uncomment for awesome colorful output
# require "minitest/pride"

class ActiveSupport::TestCase
  # Setup all fixtures in test/fixtures/*.yml for all tests in alphabetical order.
  fixtures :all
end

class ActionDispatch::IntegrationTest
  # Setup all fixtures in test/fixtures/*.yml for all tests in alphabetical order.
  fixtures :all

  def sign_in_as(user)
    get new_user_session_path
    post user_session_path, user: { email: user.email, password: 'password' } 
  end 

end
```
assistant