code: static void assertEquals(String message, Object comparison1, Object comparison2)
      {
          if(comparison1 == comparison2)
          {
              return;
          }
          if(comparison1.equals(comparison2))
          {
              return;
          }
  
          System.err.println(message);
      }
docs: Helper method to verify 2 objects have the same key
  
  @param message Message to display if the assert fails
  @param comparison1 First object to compare
  @param comparison2 Second object to compare against