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sequenceDiagram
    participant Element
    participant Composition as Composition Module<br/>(method_missing)
    participant OwnersChain as Owners Chain<br/>(Enumerator)
    participant Subform
    participant Form
    participant Handler as Handler/HostObject

    Note over Element,Handler: Phase 1: Ownership Establishment

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sequenceDiagram
    participant Controller
    participant Handler
    participant URLParams as URL Params<br/>(SteelWheel::Params)
    participant FormParams as Form Params<br/>(EasyParams)
    participant Form as ActionForm
    participant BusinessLogic

    Note over Controller,BusinessLogic: Initialization Phase

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module Configurable
  def config(*attrs)
    @configuration ||= Struct.new(*attrs).new
  end

  def configure
    yield(@configuration) if block_given?
  end
end

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RSpec.describe '', type: :request do
  include_context 'api session'

  <% @path_params.each do |param| %>
  <%= "let(#{param}) { #{rand(99..500)} }" %>
  <% end %>
  let(:path) { "<%= @path %>" }
  let(:valid_params) { {} }
  let(:valid_response) { {} }

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module Rspec
  class EndpointGenerator < Rails::Generators::NamedBase
    desc 'Generate a spec/requests file for specified action of controller'

    argument :controller, type: :string, required: true, banner: 'CONTOLLER'

    source_root File.expand_path('../templates', __FILE__)

    # https://www.rubytapas.com/2012/11/28/episode-029-redirecting-output/
    def capture_output

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include_context 'api session'
let(:path) { "/api/v1/#{order_id}/line" }
let(:order_id) { 456 }

context 'when do some complex things' do
  let(:order) { FactoryBot.create(:order) }
  let(:order_id) { order.id }
  let(:item) { LineItem.last }
  let(:valid_params) do
    {

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factory :search_results_resps, class: 'OpenStruct' do
  variant_id { variant.id }
  product_name { variant.product.name }
  product_brand_name { variant.product.brand_name.to_s }
  flavor { variant.flavor.to_s }
  warehouse_category { variant.product.warehouse_category.to_s }
  skip_container { variant.skip_container }

  transient do
    variant nil

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module Helpers
  def assert_body
    expect(response.body).to eq message # raw body
  end

  def assert_response_object
    expect(response_object).to have_attributes(resp_attrs) # object
  end

  def assert_response_body

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it 'renders correct response' do
  get path, valid_params, valid_headers                  # do request
  
  expect(response).to have_http_status(:ok)              #
  expect(response.content_type).to eq 'application/json' # Assert status, mime type and response body
  expect(response_object).to have_attributes(valid_response) #
  
  item.reload                 
  expect(item.qc_by).to eq nil                           #
  expect(item.qc_signed_by).to eq nil                    # Check database state