require 'rodakase/component'

RSpec.describe Rodakase::Component do
  before do
    module Test
      class Bar
      end
    end
  end

  shared_examples_for 'a valid component' do
    describe '#name' do
      it 'returns name of the constant' do
        expect(component.name).to eql('Test::Bar')
      end
    end

    describe '#constant' do
      it 'returns the constant' do
        expect(component.constant).to be(Test::Bar)
      end
    end

    describe '#identifier' do
      it 'returns container identifier' do
        expect(component.identifier).to eql('test.bar')
      end
    end

    describe '#path' do
      it 'returns relative path to file defining the component constant' do
        expect(component.path).to eql('test/bar')
      end
    end

    describe '#file' do
      it 'returns relative path to file with ext defining the component constant' do
        expect(component.file).to eql('test/bar.rb')
      end
    end

    describe '#instance' do
      it 'builds a component class instance' do
        expect(component.instance).to be_instance_of(Test::Bar)
      end
    end
  end

  context 'from identifier' do
    subject(:component) { Rodakase::Component('test.bar') }

    it_behaves_like 'a valid component'
  end

  context 'from path' do
    subject(:component) { Rodakase::Component('test/bar') }

    it_behaves_like 'a valid component'
  end
end