scinote-web/spec/models/my_module_group_spec.rb

require 'rails_helper'

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

  describe 'Database table' do
    it { should have_db_column :id }
    it { should have_db_column :created_at }
    it { should have_db_column :updated_at }
    it { should have_db_column :created_by_id }
    it { should have_db_column :experiment_id }
  end

  describe 'Relations' do
    it { should belong_to :experiment }
    it { should belong_to(:created_by).class_name('User') }
    it { should have_many(:my_modules) }
  end

  describe 'Should be a valid object' do
    it { should validate_presence_of :experiment }
  end
end