You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: break_test.rb
    path of file: ./repos/byebug/test/commands
    
    the code of the file until where you have to start completion: # frozen_string_literal: true

require "test_helper"

module Byebug
  #
  # Tests adding breakpoints to methods
  #
  class BreakAtMethodsTest < TestCase
    def program
      strip_line_numbers <<-RUBY
          1:  module Byebug
          2:    #
          3:    # Toy class to test breakpoints
          4:    #
          5:    class #{example_class}
          6:      
    
    def program
      strip_line_numbers <<-RUBY
         1:  module Byebug
         2:    #
         3:    # Toy class to test breakpoints
         4:    #
         5:    class #{example_class}
         6:      def self.a
         7:        y = 1
         8:        z = 2
         9:        y + z
        10:      end
        11:    end
        12:
        13:    byebug
        14:
        15:    #{example_class}.a
        16:  end
      RUBY
    end