mongoid-minitest

gem 'mongoid-minitest', group: :test

gem 'minitest-matchers', group: :test

# - OR - #

gem 'minitest-matchers_vaccine', group: :test

require 'minitest/autorun'
require 'mongoid'
require 'mongoid-minitest'

class MiniTest::Unit::TestCase
  include Mongoid::Matchers
end

class MiniTest::Spec
  include Mongoid::Matchers
end

# minitest/unit
class DummyTest < MiniTest::Unit::TestCase
  def test_matchers
    assert_must Dummy, have_field(:name)
    assert_wont Dummy, have_field(:none)
  end
end

# minitest/spec
describe Dummy
  it "should test matchers" do
    Dummy.must have_field(:name)
    Dummy.wont have_field(:none)
  end
end

# minitest/spec with subject
describe Dummy
  it { must have_field(:name) }
  it { wont have_field(:none) }
end

Module Mongoid
  Module Matchers
    include Document
    include Associations
    include MiniTest::Matchers::ActiveModel
  end
end

describe Mongoid::Matchers::Document do
  subject { Person }

  it { must be_document }    # if model includes Mongoid::Document
  it { must be_paranoid }    # if model includes Mongoid::Paranoia   (Only in Mongoid <= 4.0.0)
  it { must be_versioned }   # if model includes Mongoid::Versioning (Only in Mongoid <= 4.0.0)
  it { must be_timestamped } # if model includes Mongoid::Timestamps

  it { must be_stored_in(:people) } # checks the collection for model's document

  it { must have_field(:name) }
  it { must have_field(:name).of_type(String) }
  it { must have_field(:name).with_default_value("me") }
  it { must have_field(:name).of_type(String).with_default_value("me") }

  it { must have_fields(:name, :login) }
  it { must have_fields(:name, :login).of_type(String) }
  it { must have_fields(:name, :login).with_default_value("me") }
  it { must have_fields(:name, :login).of_type(String).with_default_value("me") }

  it { must have_index_for(:name) }
  it { must have_index_for(:account_id, :email) }
end

describe Mongoid::Matchers::Associations do
  describe Person do
    subject { Person }

    it { must have_one(:account) }
    it { must have_many(:pets).of_type(Pet) }
    it { must have_and_belong_to_many(:friends) }

    it { must embed_one(:profile) }
    it { must embed_many(:sites) }
  end

  describe Pet do
    subject { Pet }

    it { must belong_to(:person) }
  end

  describe Site do
    subject { Site }

    it { must embedded_in(:person) }
  end
end