Module: CrudControllerTestHelper

Extended by:
ActiveSupport::Concern
Included in:
CrudTestModelsControllerTest
Defined in:
lib/generators/dry_crud/templates/spec/support/crud_controller_test_helper.rb,
lib/generators/dry_crud/templates/test/support/crud_controller_test_helper.rb

Overview

A module to include into your functional tests for your crud controller subclasses. Simply implement the two methods #test_entry and #test_entry_attrs to test the basic crud functionality. Override the test methods if you changed the behaviour in your subclass controller.

Defined Under Namespace

Modules: ClassMethods

Instance Method Summary collapse

Instance Method Details

#ivar(name) ⇒ Object 



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# File 'lib/generators/dry_crud/templates/spec/support/crud_controller_test_helper.rb', line 58

def ivar(name)
  controller.instance_variable_get("@#{name}")
end

#perform_combined_request ⇒ Object

If a combine key is given in metadata, only the first request for all examples with the same key will be performed.



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# File 'lib/generators/dry_crud/templates/spec/support/crud_controller_test_helper.rb', line 23

def perform_combined_request
  stack = RSpec.current_example.metadata[:combine]
  if stack
    @@current_stack ||= nil
    if stack == @@current_stack &&
       described_class == @@current_controller.class
      restore_request
    else
      perform_request
      @@current_stack = stack
      remember_request
    end
  else
    perform_request
  end
end

#perform_request ⇒ Object

Performs a request based on the metadata of the action example under test.



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# File 'lib/generators/dry_crud/templates/spec/support/crud_controller_test_helper.rb', line 7

def perform_request # rubocop:disable Metrics/AbcSize
  m = RSpec.current_example.metadata
  example_params = respond_to?(:params) ? send(:params) : {}
  params = scope_params.dup
  params[:format] = m[:format] if m[:format]
  params[:id] = test_entry.id if m[:id]
  params.merge!(example_params)
  if m[:method] == :get && m[:format] == :js
    get m[:action], params: params, xhr: true
  else
    send(m[:method], m[:action], params: params)
  end
end

#remember_request ⇒ Object 



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# File 'lib/generators/dry_crud/templates/spec/support/crud_controller_test_helper.rb', line 40

def remember_request
  @@current_response = @response
  @@current_request = @request
  @@current_controller = @controller
  @@current_templates = @_templates || @templates

  # treat in-memory entry as committed in order to
  # avoid rollback of internal state.
  entry&.committed!
end

#restore_request ⇒ Object 



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# File 'lib/generators/dry_crud/templates/spec/support/crud_controller_test_helper.rb', line 51

def restore_request
  @response = @@current_response
  @_templates = @templates = @@current_templates
  @controller = @@current_controller
  @request = @@current_request
end

#scope_params ⇒ Object

The params defining the nesting of the test entry.



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# File 'lib/generators/dry_crud/templates/spec/support/crud_controller_test_helper.rb', line 63

def scope_params
  params = {}
  # for nested controllers, add parent ids to each request
  Array(controller.nesting).reverse.reduce(test_entry) do |parent, p|
    if p.is_a?(Class) && p < ActiveRecord::Base
      assoc = p.name.underscore
      params["#{assoc}_id"] = parent.send(:"#{assoc}_id")
      parent.send(assoc)
    else
      parent
    end
  end
  params
end

#test_create ⇒ Object

:nodoc:



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# File 'lib/generators/dry_crud/templates/test/support/crud_controller_test_helper.rb', line 74

def test_create # :nodoc:
  assert_difference("#{model_class.name}.count") do
    post :create, params: test_params(model_identifier => new_entry_attrs)
  end
  assert_redirected_to_show entry
  assert_not entry.new_record?
  assert_attrs_equal(new_entry_attrs)
end

#test_create_json ⇒ Object

:nodoc:



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# File 'lib/generators/dry_crud/templates/test/support/crud_controller_test_helper.rb', line 83

def test_create_json # :nodoc:
  assert_difference("#{model_class.name}.count") do
    post :create, params: test_params(model_identifier => new_entry_attrs,
                                      format: 'json')
  end
  assert_response :success
  assert @response.body.starts_with?('{"id":')
end

#test_destroy ⇒ Object

:nodoc:



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# File 'lib/generators/dry_crud/templates/test/support/crud_controller_test_helper.rb', line 117

def test_destroy # :nodoc:
  assert_difference("#{model_class.name}.count", -1) do
    delete :destroy, params: test_params(id: test_entry.id)
  end
  assert_redirected_to_index
end

#test_destroy_json ⇒ Object

:nodoc:



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# File 'lib/generators/dry_crud/templates/test/support/crud_controller_test_helper.rb', line 124

def test_destroy_json # :nodoc:
  assert_difference("#{model_class.name}.count", -1) do
    delete :destroy, params: test_params(id: test_entry.id,
                                         format: 'json')
  end
  assert_response :success
  assert_equal '', @response.body.strip
end

#test_edit ⇒ Object

:nodoc:



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# File 'lib/generators/dry_crud/templates/test/support/crud_controller_test_helper.rb', line 92

def test_edit # :nodoc:
  get :edit, params: test_params(id: test_entry.id)
  assert_response :success
  assert_equal test_entry, entry
end

#test_index ⇒ Object

rubocop:disable Metrics/ModuleLength



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# File 'lib/generators/dry_crud/templates/test/support/crud_controller_test_helper.rb', line 7

def test_index # :nodoc:
  get :index, params: test_params
  assert_response :success
  assert entries.present?
end

#test_index_json ⇒ Object

:nodoc:



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# File 'lib/generators/dry_crud/templates/test/support/crud_controller_test_helper.rb', line 13

def test_index_json # :nodoc:
  get :index, params: test_params(format: 'json')
  assert_response :success
  assert entries.present?
  assert @response.body.starts_with?('[{'), @response.body
end

#test_index_search ⇒ Object

rubocop:disable Metrics/AbcSize :nodoc:



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# File 'lib/generators/dry_crud/templates/test/support/crud_controller_test_helper.rb', line 20

def test_index_search # rubocop:disable Metrics/AbcSize :nodoc:
  field = @controller.search_columns.first
  val = field && test_entry[field].to_s
  return if val.blank? # does not support search or no value in this field

  get :index, params: test_params(q: val[0..((val.size + 1) / 2)])
  assert_response :success
  assert entries.present?
  assert entries.include?(test_entry)
end

#test_index_sort_asc ⇒ Object

:nodoc:



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# File 'lib/generators/dry_crud/templates/test/support/crud_controller_test_helper.rb', line 31

def test_index_sort_asc # :nodoc:
  col = model_class.column_names.first
  get :index, params: test_params(sort: col, sort_dir: 'asc')
  assert_response :success
  assert entries.present?
  sorted = entries.sort_by(&col.to_sym)
  assert_equal sorted, entries.to_a
end

#test_index_sort_desc ⇒ Object

:nodoc:



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# File 'lib/generators/dry_crud/templates/test/support/crud_controller_test_helper.rb', line 40

def test_index_sort_desc # :nodoc:
  col = model_class.column_names.first
  get :index, params: test_params(sort: col, sort_dir: 'desc')
  assert_response :success
  assert entries.present?
  sorted = entries.to_a.sort_by(&col.to_sym)
  assert_equal sorted.reverse, entries.to_a
end

#test_new ⇒ Object

:nodoc:



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# File 'lib/generators/dry_crud/templates/test/support/crud_controller_test_helper.rb', line 68

def test_new # :nodoc:
  get :new, params: test_params
  assert_response :success
  assert entry.new_record?
end

#test_show ⇒ Object

:nodoc:



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# File 'lib/generators/dry_crud/templates/test/support/crud_controller_test_helper.rb', line 49

def test_show # :nodoc:
  get :show, params: test_params(id: test_entry.id)
  assert_response :success
  assert_equal test_entry, entry
end

#test_show_json ⇒ Object

:nodoc:



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# File 'lib/generators/dry_crud/templates/test/support/crud_controller_test_helper.rb', line 55

def test_show_json # :nodoc:
  get :show, params: test_params(id: test_entry.id, format: 'json')
  assert_response :success
  assert_equal test_entry, entry
  assert @response.body.starts_with?('{')
end

#test_show_with_non_existing_id_raises_record_not_found ⇒ Object

:nodoc:



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# File 'lib/generators/dry_crud/templates/test/support/crud_controller_test_helper.rb', line 62

def test_show_with_non_existing_id_raises_record_not_found # :nodoc:
  assert_raise(ActiveRecord::RecordNotFound) do
    get :show, params: test_params(id: 9999)
  end
end

#test_update ⇒ Object

:nodoc:



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# File 'lib/generators/dry_crud/templates/test/support/crud_controller_test_helper.rb', line 98

def test_update # :nodoc:
  assert_no_difference("#{model_class.name}.count") do
    put :update, params: test_params(id: test_entry.id,
                                     model_identifier => edit_entry_attrs)
  end
  assert_attrs_equal(edit_entry_attrs)
  assert_redirected_to_show entry
end

#test_update_json ⇒ Object

:nodoc:



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# File 'lib/generators/dry_crud/templates/test/support/crud_controller_test_helper.rb', line 107

def test_update_json # :nodoc:
  assert_no_difference("#{model_class.name}.count") do
    put :update, params: test_params(id: test_entry.id,
                                     model_identifier => edit_entry_attrs,
                                     format: 'json')
  end
  assert_response :success
  assert @response.body.starts_with?('{"id":')
end