public function testOpenLegalFileShouldReturnSheetWithRootTopic()
{
$package = new Package(__DIR__ . '/../res/cr.xmind');
$rootTopic = $package->getSheet(0)->getRootTopic();
$this->assertInstanceOf('Chub\\XMindPHP\\RootTopic', $rootTopic);
$this->assertInstanceOf('Chub\\XMindPHP\\Topic', $rootTopic);
}
protected function setUp()
{
$package = new Package(__DIR__ . '/../res/cr.xmind');
$this->rootTopic = $package->getSheet(0)->getRootTopic();
$this->assertInstanceOf('Chub\\XMindPHP\\RootTopic', $this->rootTopic);
}
