scinote-web/spec/models/repository_list_item_spec.rb

require 'rails_helper'

RSpec.describe RepositoryListItem, type: :model do
  it 'should be of class RepositoryListItem' do
    expect(subject.class).to eq RepositoryListItem
  end

  describe 'Database table' do
    it { should have_db_column :name }
    it { should have_db_column :repository_id }
  end

  describe 'Relations' do
    it { should have_many(:repository_list_values) }
    it { should belong_to(:repository) }
  end

  describe 'Validations' do
    it { should validate_presence_of(:name) }
    it do
      should validate_length_of(:name).is_at_most(Constants::TEXT_MAX_LENGTH)
    end

    context 'has a uniq name scoped on repository' do
      let!(:user) { create :user }
      let!(:repository_one) { create :repository }
      let!(:repository_two) { create :repository, name: 'New repo' }
      let!(:repository_list_item) do
        create :repository_list_item, name: 'Test', repository: repository_one
      end

      it 'creates a repository list item in same repository' do
        new_item = build :repository_list_item,
                         name: 'Test',
                         repository: repository_one
        expect(new_item).to_not be_valid
        expect(
          new_item.errors.full_messages.first
        ).to eq 'Name has already been taken'
      end

      it 'create a repository list item in other repository' do
        new_item = build :repository_list_item,
                         name: 'Test',
                         repository: repository_two
        expect(new_item).to be_valid
      end
    end
  end
end