The site is working perfect but I've got an error when I run “bundle exec rake test” -2

I have an error again that everything is working perfect in localhost but when I run "bundle exec rake test", I have an error.

Error

$ bundle exec rake test
 1) Error:
  UsersProfileTest#test_profile_display:
  ActionView::Template::Error: undefined method `supports' for nil:NilClass
  app/views/shared/_support_form.html.erb:1:in `_app_views_shared__support_form_html_erb__582342844135452036_70190475648520'
  app/views/microposts/_micropost.html.erb:21:in `_app_views_microposts__micropost_html_erb___1173022564425897832_70190475500520'
  app/views/users/show.html.erb:19:in `_app_views_users_show_html_erb__2940108544736749993_70190457308940'
  test/integration/users_profile_test.rb:14:in `block in <class:UsersProfileTest>'

 78 runs, 286 assertions, 0 failures, 1 errors, 0 skips

support_form.html.erb

 <% if support = current_user.supports.find_by_micropost_id(micropost.id) %>
  <% micropost.supports.each do |support| %>
    <% if current_user?(support.user) %>
      <button class="btn" type="submit">
    <%= link_to "Not Support", [support.micropost, support], method: :delete %>
      </button>
    <% end %>
   <% end %>
 <% else %>
 <%= form_for ([micropost, @support]) do |f| %>
  <%= render 'shared/error_messages', object: f.object %>
    <%= f.hidden_field :micropost_id %>
    <%= f.hidden_field :user_id %>

   <button class="btn" type="submit">
     Support
   </button>
  <% end %>
 <% end %>

supports_controller.rb

 def create
    @support = Support.new(micropost_id: params[:micropost_id], user: current_user)
 if @support.save
     redirect_to request.referrer || root_url
  else
     redirect_to request.referrer || root_url
  end
 end

  def destroy
    @support.destroy
    redirect_to request.referrer || root_url
  end

supports_controller_test.rb

 require 'test_helper'

  class SupportsControllerTest < ActionController::TestCase
    def setup
       @user = users(:michael)
       @micropost = microposts(:orange)
       @support = @user.supports.build(micropost_id:@micropost.id)
     end
   end