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require 'spec_helper'
describe 'Inheritance' do
before do
module Examples
class Base
include Virtus.model
end
class First < Base
attribute :id, Integer
attribute :name, String, default: ->(first, _) { "Named: #{first.id}" }
attribute :description, String
end
class Second < Base
attribute :something, String
end
end
end
it 'inherits model from the base class' do
expect(Examples::First.attribute_set.map(&:name)).to eql([:id, :name, :description])
expect(Examples::Second.attribute_set.map(&:name)).to eql([:something])
end
it 'sets correct attributes on the descendant classes' do
first = Examples::First.new(:id => 1, :description => 'hello world')
expect(first.id).to be(1)
expect(first.name).to eql('Named: 1')
expect(first.description).to eql('hello world')
second = Examples::Second.new
expect(second.something).to be(nil)
second.something = 'foo bar'
expect(second.something).to eql('foo bar')
end
end
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