public function testEscape()
 {
     $junk = "!@#\$%^*()_-+={}|[]\\:\";',./?`";
     $this->assertEqual($junk, PHPFIT_Fixture::escape($junk));
     $this->assertEqual("", PHPFIT_Fixture::escape(""));
     $this->assertEqual("&lt;", PHPFIT_Fixture::escape("<"));
     $this->assertEqual("&lt;&lt;", PHPFIT_Fixture::escape("<<"));
     $this->assertEqual("x&lt;", PHPFIT_Fixture::escape("x<"));
     $this->assertEqual("&amp;", PHPFIT_Fixture::escape("&"));
     $this->assertEqual("&lt;&amp;&lt;", PHPFIT_Fixture::escape("<&<"));
     $this->assertEqual("&amp;&lt;&amp;", PHPFIT_Fixture::escape("&<&"));
     $this->assertEqual('a &lt; b &amp;&amp; c &lt; d', PHPFIT_Fixture::escape('a < b && c < d'));
     $this->assertEqual('a<br />b', PHPFIT_Fixture::escape('a\\nb'));
 }