public function testCanFormatAListModel()
{
$list = [1, 2, 3];
$container = 'foo';
$model = $this->getMock('Imbo\\Model\\ListModel');
$model->expects($this->once())->method('getList')->will($this->returnValue($list));
$model->expects($this->once())->method('getContainer')->will($this->returnValue($container));
$this->assertSame('{"foo":[1,2,3]}', $this->formatter->format($model));
}