Software Público Brasileiro

require 'rails_helper'

describe Reading, :type => :model do
  describe 'validations' do
    subject {FactoryGirl.build(:reading)}

    context 'active model validations' do
      before :each do
        Reading.expects(:all).at_least_once.returns([])
      end
      
      it { is_expected.to validate_presence_of(:label) }
      it { is_expected.to validate_presence_of(:color) }
      it { is_expected.to validate_presence_of(:grade) }
      it { is_expected.to validate_numericality_of(:grade) }
    end

    context 'kalibro validations' do
      before :each do
        Reading.expects(:request).returns(42)
      end

      it 'should validate uniqueness' do
        KalibroUniquenessValidator.any_instance.expects(:validate_each).with(subject, :label, subject.label)
        subject.save
      end
    end
  end
end