Module: Cuprum::Rails::RSpec::Contracts::Actions::CreateContracts::ShouldNotCreateADuplicateEntityContract

Extended by:

RSpec::SleepingKingStudios::Contract

Defined in:

lib/cuprum/rails/rspec/contracts/actions/create_contracts.rb

Overview

Contract asserting the action does not create a duplicate entity.

Instance Method Summary

• #apply(example_group, valid_attributes: , primary_key: "id") { ... } ⇒ Object

  Adds the contract to the example group.

Instance Method Details

#apply(example_group, valid_attributes: , primary_key: "id") { ... } ⇒ Object

Adds the contract to the example group.

Parameters:

• example_group (RSpec::Core::ExampleGroup) —

  The example group to which the contract is applied.

• valid_attributes (Hash<String>) (defaults to: ) —

  A set of attributes that will pass validation.

Yields:

• Additional examples.

# File 'lib/cuprum/rails/rspec/contracts/actions/create_contracts.rb', line 240

contract do |valid_attributes:, **options, &block|
  describe '#call' do
    include Cuprum::Rails::RSpec::ContractHelpers

    context 'with duplicate parameters' do
      let(:request) do
        Cuprum::Rails::Request.new(params: configured_params)
      end
      let(:configured_valid_attributes) do
        option_with_default(valid_attributes)
      end
      let(:configured_duplicate_entity) do
        configured_resource.entity_class.new(valid_attributes)
      end
      let(:configured_params) do
        resource_name = configured_resource.singular_name

        option_with_default(
          options[:params],
          default: {}
        )
          .merge({ resource_name => configured_valid_attributes })
      end
      let(:configured_expected_error) do
        primary_key_name  = configured_resource.primary_key.to_s
        primary_key_value = configured_duplicate_entity[primary_key_name]

        Cuprum::Collections::Errors::AlreadyExists.new(
          attribute_name:  primary_key_name,
          attribute_value: primary_key_value,
          collection_name: configured_resource.name,
          primary_key:     true
        )
      end

      before(:example) { configured_duplicate_entity.save! }

      it 'should return a failing result' do
        expect(call_action)
          .to be_a_failing_result
          .with_error(configured_expected_error)
      end

      instance_exec(&block) if block.is_a?(Proc)
    end
  end
end