# encoding: utf-8

require 'spec_helper'

describe Utils, '.const_get' do

  subject { described_class.const_get(name) }

  context 'with a toplevel constant' do
    context 'given as String' do
      let(:name) { 'Substation' }

      it { should == Substation }
    end

    context 'given as Symbol' do
      let(:name) { :Substation }

      it { should == Substation }
    end
  end

  context 'with a FQN toplevel constant' do
    let(:name) { '::Substation' }

    it { should == Substation }
  end

  context 'with a nested constant' do
    let(:name) { 'Substation::Request' }

    it { should == Substation::Request }
  end

  context 'with a non-existant nested constant' do
    let(:name) { 'Substation::Foo' }

    before do
      Substation.should_receive(:const_missing).with('Foo').and_raise(NameError)
    end

    specify do
      expect { subject }.to raise_error(NameError)
    end
  end
end