protected function createCrawlerFromContent($uri, $content, $type)
{
$crawler = new Crawler(null, $uri);
$crawler->addContent($content, $type);
return $crawler;
}
public function testIsEmpty()
{
$crawler = new Crawler(new \DOMNode());
$this->assertFalse($crawler->isEmpty(), '->isEmpty() returns false if the crawler node list is not empty');
$crawler->clear();
$this->assertTrue($crawler->isEmpty(), '->isEmpty() returns true if the crawler node list is empty');
}
public function testClear()
{
$crawler = new Crawler(new \DOMNode());
$crawler->clear();
$this->assertEquals(0, count($crawler), '->clear() removes all the nodes from the crawler');
}