[MiniTest Basic Set up] The Basic set up for mini test with vanilla ruby

minitest_basic.rb

require 'minitest/autorun'
require 'minitest/reporters' # optional

MiniTest::Reporters.use! # optional

require_relative 'path/to/app.rb'

class ClassTest < MiniTest::Test
  
  def setup
    # set up before each test
  end
  
  def teardown
    # do after each test
  end

  def test_method_name
    assert_equal 200, last_response.status
    assert_includes last_response.body, 'monthly budget'
    assert_includes last_response.body, 'Change Budget'
  end
end