Given this Ruby test and code, what will be the test output?

Given this Ruby test and code, what will be the test output?

require 'minitest/autorun'

class Calculator
  def add(a, b)
    a + b
  end
end

class TestCalculator < Minitest::Test
  def test_add
    calc = Calculator.new
    assert_equal 5, calc.add(2, 3)
  end
end