email_template_spec.rb

require 'spec_helper'

describe EmailTemplate do
  it { should     have_valid(:category).when('Something') }
  it { should_not have_valid(:category).when(nil,'') }
  it { should     have_valid(:content).when('Some content') }
  it { should_not have_valid(:content).when(nil,'') }
  it { should     have_valid(:subject).when('Some subject') }
  it { should_not have_valid(:subject).when(nil,'') }

  describe 'active state before_save callback' do
    let!(:email_template_1) { EmailTemplate.create(:content => 'Sample email template 1', :subject => 'Sample Subject', :category => 'Some category', :active => true) }

    it 'ensure that there is only one active template in a category' do
      email_template_2 = EmailTemplate.create(:content => 'Sample email template 2', :subject => 'Sample Subject',
                                              :category => 'Another category', :active => true)
      email_template_3 = EmailTemplate.create(:content => 'Sample email template 3', :subject => 'Sample Subject',
                                              :category => 'Some category', :active => true)
      email_template_1.reload
      email_template_2.reload
      email_template_1.active.should be_false
      email_template_2.active.should be_true
    end

    it 'should not change the active state when an active template is updated' do
      email_template_1.update_attributes :content => 'Some new content'
      email_template_1.reload
      email_template_1.active.should be_true
    end
  end

end