Contents

require 'spec_helper'

describe ROM::ModelBuilder do
  describe '#call' do
    it 'builds a class with a constructor accepting attributes' do
      builder = ROM::ModelBuilder::PORO.new

      klass = builder.call(name: :user_name)

      object = klass.new(name: 'Jane')

      expect(object.name).to eql('Jane')

      expect { object.name = 'Jane' }.to raise_error(NoMethodError)

      klass = builder.call(name: :user_name, email: :user_email)

      object = klass.new(name: 'Jane', email: '[e-mail]')

      expect(object.name).to eql('Jane')
      expect(object.email).to eql('[e-mail]')
    end

    it 'defines a constant for the model when :name option is present' do
      builder = ROM::ModelBuilder::PORO.new(name: 'User')

      builder.call(name: :user_name, email: :user_email)

      expect(Object.const_defined?(:User)).to be(true)
    end

    it 'defines a constant within a namespace for the model when :name option is present' do
      module MyApp; module Entities; end; end

      builder = ROM::ModelBuilder::PORO.new(name: 'MyApp::Entities::User')

      builder.call(name: :user_name, email: :user_email)

      expect(MyApp::Entities.const_defined?(:User)).to be(true)
      expect(Object.const_defined?(:User)).to be(false)
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
rom-0.4.2	spec/unit/rom/model_builder_spec.rb