require File.dirname(__FILE__) + '/../spec_helper'

describe Rate do
  let(:rate) { FactoryGirl.build(:rate) }

  describe :valid? do
    describe "WHEN no rate is supplied" do
      before do
        rate.rate = nil
      end

      it "should not be valid" do
        rate.should_not be_valid
        rate.errors[:rate].should == I18n.t('activerecord.errors.messages.not_a_number')
      end
    end

    describe "WHEN no number is supplied" do
      before do
        rate.rate = "test"
      end

      it "should not be valid" do
        rate.should_not be_valid
        rate.errors[:rate].should == I18n.t('activerecord.errors.messages.not_a_number')
      end
    end

    describe "WHEN a rate is supplied" do
      before do
        rate.rate = 5.0
      end

      it { rate.should be_valid }
    end

    describe "WHEN a date is supplied" do
      before do
        rate.valid_from = Date.today
      end

      it { rate.should be_valid }
    end

    describe "WHEN a transformable string is supplied for date" do
      before do
        rate.valid_from = "2012-03-04"
      end

      it { rate.should be_valid }
    end

    describe "WHEN a nontransformable string is supplied for date" do
      before do
        rate.valid_from = "2012-02-30"
      end

      it "should not be valid" do
        rate.should_not be_valid
        rate.errors[:valid_from].should ==  I18n.t('activerecord.errors.messages.not_a_date')
      end
    end

    describe "WHEN no value is supplied for date" do
      before do
        rate.valid_from = nil
      end

      it "should not be valid" do
        rate.should_not be_valid
        rate.errors[:valid_from].should ==  I18n.t('activerecord.errors.messages.not_a_date')
      end
    end
  end
end