public function CrawlerTest::testChildren in Zircon Profile 8

Same name and namespace in other branches

1. 8.0 vendor/symfony/dom-crawler/Tests/CrawlerTest.php \Symfony\Component\DomCrawler\Tests\CrawlerTest::testChildren()

File

vendor/symfony/dom-crawler/Tests/CrawlerTest.php, line 905

Class

CrawlerTest

Namespace

Symfony\Component\DomCrawler\Tests

Code

public function testChildren() {
  $crawler = $this
    ->createTestCrawler()
    ->filterXPath('//ul');
  $this
    ->assertNotSame($crawler, $crawler
    ->children(), '->children() returns a new instance of a crawler');
  $this
    ->assertInstanceOf('Symfony\\Component\\DomCrawler\\Crawler', $crawler, '->children() returns a new instance of a crawler');
  $nodes = $crawler
    ->children();
  $this
    ->assertEquals(3, $nodes
    ->count());
  $this
    ->assertEquals('One', $nodes
    ->eq(0)
    ->text());
  $this
    ->assertEquals('Two', $nodes
    ->eq(1)
    ->text());
  $this
    ->assertEquals('Three', $nodes
    ->eq(2)
    ->text());
  try {
    $this
      ->createTestCrawler()
      ->filterXPath('//ol')
      ->children();
    $this
      ->fail('->children() throws an \\InvalidArgumentException if the node list is empty');
  } catch (\InvalidArgumentException $e) {
    $this
      ->assertTrue(true, '->children() throws an \\InvalidArgumentException if the node list is empty');
  }
  try {
    $crawler = new Crawler('<p></p>');
    $crawler
      ->filter('p')
      ->children();
    $this
      ->assertTrue(true, '->children() does not trigger a notice if the node has no children');
  } catch (\PHPUnit_Framework_Error_Notice $e) {
    $this
      ->fail('->children() does not trigger a notice if the node has no children');
  }
}