A tester for StringPlus.php

StringPlusTest.php

<?php
  include 'StringPlus.inc';

  $string = new StringPlus("Hello World");

  print strval($string) . "\n";

  print "\n--- contains \n";
  print new StringPlus($string->contains("o W"))       . "\t[true]\n";
  print new StringPlus($string->contains("o W", true)) . "\t[true]\n";

  print new StringPlus($string->contains("o w"))       . "\t[false]\n";
  print new StringPlus($string->contains("o w", true)) . "\t[true]\n";

  print new StringPlus($string->contains("abc"))       . "\t[false]\n";
  print new StringPlus($string->contains("abc", true)) . "\t[false]\n";

  print "\n--- startsWith \n";
  print new StringPlus($string->startsWith("Hello"))       . "\t[true]\n";
  print new StringPlus($string->startsWith("Hello", true)) . "\t[true]\n";

  print new StringPlus($string->startsWith("hello"))       . "\t[false]\n";
  print new StringPlus($string->startsWith("hello", true)) . "\t[true]\n";

  print new StringPlus($string->startsWith("World"))       . "\t[false]\n";
  print new StringPlus($string->startsWith("World", true)) . "\t[false]\n";

  print "\n--- endsWith \n";
  print new StringPlus($string->endsWith("World"))       . "\t[true]\n";
  print new StringPlus($string->endsWith("World", true)) . "\t[true]\n";

  print new StringPlus($string->endsWith("world"))       . "\t[false]\n";
  print new StringPlus($string->endsWith("world", true)) . "\t[true]\n";

  print new StringPlus($string->endsWith("Hello"))       . "\t[false]\n";
  print new StringPlus($string->endsWith("Hello", true)) . "\t[false]\n";

  print "\n--- test\n";
  print new StringPlus($string->test('/[a-z]/'))             . "\t[true]\n";
  print new StringPlus($string->test('/[0-9]/'))             . "\t[false]\n";
  print new StringPlus($string->test('/[ ]/'))               . "\t[true]\n";
  print new StringPlus($string->test('/^[eo dhlrw]{1,}$/'))  . "\t[false]\n";
  print new StringPlus($string->test('/^[eo dhlrw]{1,}$/i')) . "\t[true]\n";

  // Appreciate this please. I spent a long time making it
  print new StringPlus($string->test('/^(.)([^\1])([^\2])(\3)([^\3])\W([^\5])(\5)([^\6])(\3)([^\9])$/')) . "\t[true]\n";

  print "\n--- lowercase \n";
  print $string->lowercase() . "\t[hello world]\n";

  print "\n--- uppercase \n";
  print $string->uppercase() . "\t[HELLO WORLD]\n";

  print "\n--- length \n";
  print $string->length() . "\t[11]\n";



?>

Framework: https://gist.github.com/C-Bouthoorn/fe30cfdc2135d2a2e8b6824f3b4e437b