public function testUnfocus() { $pattern = 'autofocus="autofocus"'; $text = new Text(''); $result = $text->unfocus()->render(); $message = "autofocus attribute should not be set"; $this->assertNotContains($pattern, $result, $message); $text = new Text(''); $result = $text->autofocus()->unfocus()->render(); $message = "autofocus attribute should be removed"; $this->assertNotContains($pattern, $result, $message); }