public function testHattr()
{
$app = $this->getApp();
$handler = new AdminHandler($app);
$attributes = ['class' => 'info-pop fa fa-info-circle', 'data-content' => ['gum', 'leaf'], 'data-title' => 'clippy', 'checked' => true, 'name+id' => 'koala'];
$result = $handler->hattr($attributes);
$this->assertSame(' class="info-pop fa fa-info-circle" data-content="["gum","leaf"]" data-title="clippy" checked name="koala" id="koala"', $result);
}