public function test_strip_library_id_from_text()
 {
     $text = 'foo bar <i><b>Test/foo/bar/baz.pg</b></i> baz';
     $expected = 'foo bar  baz';
     $pf = new \WeBWorK\Server\Util\ProblemFormatter();
     $this->assertSame($expected, $pf->strip_library_id_from_text($text));
 }