676 lines
29 KiB
PHP
676 lines
29 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\DomCrawler\Tests;
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use Symfony\Component\DomCrawler\Crawler;
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class CrawlerTest extends \PHPUnit_Framework_TestCase
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{
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public function testConstructor()
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{
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$crawler = new Crawler();
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$this->assertCount(0, $crawler, '__construct() returns an empty crawler');
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$crawler = new Crawler(new \DOMNode());
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$this->assertCount(1, $crawler, '__construct() takes a node as a first argument');
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}
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/**
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* @covers Symfony\Component\DomCrawler\Crawler::add
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*/
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public function testAdd()
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{
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$crawler = new Crawler();
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$crawler->add($this->createDomDocument());
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$this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->add() adds nodes from a \DOMDocument');
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$crawler = new Crawler();
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$crawler->add($this->createNodeList());
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$this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->add() adds nodes from a \DOMNodeList');
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foreach ($this->createNodeList() as $node) {
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$list[] = $node;
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}
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$crawler = new Crawler();
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$crawler->add($list);
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$this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->add() adds nodes from an array of nodes');
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$crawler = new Crawler();
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$crawler->add($this->createNodeList()->item(0));
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$this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->add() adds nodes from an \DOMNode');
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$crawler = new Crawler();
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$crawler->add('<html><body>Foo</body></html>');
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$this->assertEquals('Foo', $crawler->filterXPath('//body')->text(), '->add() adds nodes from a string');
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}
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/**
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* @expectedException \InvalidArgumentException
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*/
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public function testAddInvalidNode()
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{
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$crawler = new Crawler();
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$crawler->add(1);
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}
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/**
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* @covers Symfony\Component\DomCrawler\Crawler::addHtmlContent
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*/
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public function testAddHtmlContent()
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{
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$crawler = new Crawler();
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$crawler->addHtmlContent('<html><div class="foo"></html>', 'UTF-8');
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$this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->addHtmlContent() adds nodes from an HTML string');
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$crawler->addHtmlContent('<html><head><base href="http://symfony.com"></head><a href="/contact"></a></html>', 'UTF-8');
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$this->assertEquals('http://symfony.com', $crawler->filterXPath('//base')->attr('href'), '->addHtmlContent() adds nodes from an HTML string');
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$this->assertEquals('http://symfony.com/contact', $crawler->filterXPath('//a')->link()->getUri(), '->addHtmlContent() adds nodes from an HTML string');
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}
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/**
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* @covers Symfony\Component\DomCrawler\Crawler::addHtmlContent
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*/
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public function testAddHtmlContentCharset()
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{
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$crawler = new Crawler();
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$crawler->addHtmlContent('<html><div class="foo">Tiếng Việt</html>', 'UTF-8');
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$this->assertEquals('Tiếng Việt', $crawler->filterXPath('//div')->text());
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}
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/**
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* @covers Symfony\Component\DomCrawler\Crawler::addHtmlContent
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*/
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public function testAddHtmlContentInvalidBaseTag()
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{
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$crawler = new Crawler(null, 'http://symfony.com');
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$crawler->addHtmlContent('<html><head><base target="_top"></head><a href="/contact"></a></html>', 'UTF-8');
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$this->assertEquals('http://symfony.com/contact', current($crawler->filterXPath('//a')->links())->getUri(), '->addHtmlContent() correctly handles a non-existent base tag href attribute');
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}
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/**
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* @covers Symfony\Component\DomCrawler\Crawler::addHtmlContent
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*/
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public function testAddHtmlContentUnsupportedCharset()
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{
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$crawler = new Crawler();
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$crawler->addHtmlContent(file_get_contents(__DIR__.'/Fixtures/windows-1250.html'), 'Windows-1250');
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$this->assertEquals('Žťčýů', $crawler->filterXPath('//p')->text());
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}
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/**
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* @covers Symfony\Component\DomCrawler\Crawler::addHtmlContent
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*/
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public function testAddHtmlContentWithErrors()
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{
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libxml_use_internal_errors(true);
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$crawler = new Crawler();
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$crawler->addHtmlContent(<<<EOF
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<!DOCTYPE html>
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<html>
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<head>
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</head>
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<body>
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<nav><a href="#"><a href="#"></nav>
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</body>
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</html>
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EOF
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, 'UTF-8');
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$errors = libxml_get_errors();
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$this->assertCount(1, $errors);
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$this->assertEquals("Tag nav invalid\n", $errors[0]->message);
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libxml_clear_errors();
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libxml_use_internal_errors(false);
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}
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/**
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* @covers Symfony\Component\DomCrawler\Crawler::addXmlContent
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*/
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public function testAddXmlContent()
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{
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$crawler = new Crawler();
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$crawler->addXmlContent('<html><div class="foo"></div></html>', 'UTF-8');
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$this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->addXmlContent() adds nodes from an XML string');
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}
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/**
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* @covers Symfony\Component\DomCrawler\Crawler::addXmlContent
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*/
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public function testAddXmlContentCharset()
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{
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$crawler = new Crawler();
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$crawler->addXmlContent('<html><div class="foo">Tiếng Việt</div></html>', 'UTF-8');
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$this->assertEquals('Tiếng Việt', $crawler->filterXPath('//div')->text());
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}
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/**
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* @covers Symfony\Component\DomCrawler\Crawler::addXmlContent
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*/
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public function testAddXmlContentWithErrors()
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{
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libxml_use_internal_errors(true);
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$crawler = new Crawler();
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$crawler->addXmlContent(<<<EOF
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<!DOCTYPE html>
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<html>
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<head>
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</head>
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<body>
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<nav><a href="#"><a href="#"></nav>
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</body>
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</html>
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EOF
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, 'UTF-8');
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$this->assertTrue(count(libxml_get_errors()) > 1);
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libxml_clear_errors();
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libxml_use_internal_errors(false);
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}
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/**
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* @covers Symfony\Component\DomCrawler\Crawler::addContent
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*/
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public function testAddContent()
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{
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$crawler = new Crawler();
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$crawler->addContent('<html><div class="foo"></html>', 'text/html; charset=UTF-8');
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$this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->addContent() adds nodes from an HTML string');
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$crawler = new Crawler();
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$crawler->addContent('<html><div class="foo"></html>', 'text/html; charset=UTF-8; dir=RTL');
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$this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->addContent() adds nodes from an HTML string with extended content type');
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$crawler = new Crawler();
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$crawler->addContent('<html><div class="foo"></html>');
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$this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->addContent() uses text/html as the default type');
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$crawler = new Crawler();
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$crawler->addContent('<html><div class="foo"></div></html>', 'text/xml; charset=UTF-8');
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$this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->addContent() adds nodes from an XML string');
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$crawler = new Crawler();
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$crawler->addContent('<html><div class="foo"></div></html>', 'text/xml');
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$this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->addContent() adds nodes from an XML string');
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$crawler = new Crawler();
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$crawler->addContent('foo bar', 'text/plain');
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$this->assertCount(0, $crawler, '->addContent() does nothing if the type is not (x|ht)ml');
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}
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/**
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* @covers Symfony\Component\DomCrawler\Crawler::addDocument
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*/
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public function testAddDocument()
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{
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$crawler = new Crawler();
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$crawler->addDocument($this->createDomDocument());
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$this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->addDocument() adds nodes from a \DOMDocument');
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}
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/**
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* @covers Symfony\Component\DomCrawler\Crawler::addNodeList
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*/
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public function testAddNodeList()
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{
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$crawler = new Crawler();
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$crawler->addNodeList($this->createNodeList());
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$this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->addNodeList() adds nodes from a \DOMNodeList');
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}
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/**
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* @covers Symfony\Component\DomCrawler\Crawler::addNodes
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*/
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public function testAddNodes()
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{
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foreach ($this->createNodeList() as $node) {
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$list[] = $node;
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}
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$crawler = new Crawler();
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$crawler->addNodes($list);
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$this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->addNodes() adds nodes from an array of nodes');
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}
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/**
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* @covers Symfony\Component\DomCrawler\Crawler::addNode
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*/
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public function testAddNode()
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{
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$crawler = new Crawler();
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$crawler->addNode($this->createNodeList()->item(0));
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$this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->addNode() adds nodes from an \DOMNode');
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}
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public function testClear()
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{
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$crawler = new Crawler(new \DOMNode());
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$crawler->clear();
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$this->assertCount(0, $crawler, '->clear() removes all the nodes from the crawler');
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}
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public function testEq()
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{
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$crawler = $this->createTestCrawler()->filterXPath('//li');
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$this->assertNotSame($crawler, $crawler->eq(0), '->eq() returns a new instance of a crawler');
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$this->assertInstanceOf('Symfony\\Component\\DomCrawler\\Crawler', $crawler, '->eq() returns a new instance of a crawler');
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$this->assertEquals('Two', $crawler->eq(1)->text(), '->eq() returns the nth node of the list');
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$this->assertCount(0, $crawler->eq(100), '->eq() returns an empty crawler if the nth node does not exist');
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}
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public function testEach()
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{
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$data = $this->createTestCrawler()->filterXPath('//ul[1]/li')->each(function ($node, $i) {
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return $i.'-'.$node->text();
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});
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$this->assertEquals(array('0-One', '1-Two', '2-Three'), $data, '->each() executes an anonymous function on each node of the list');
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}
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public function testReduce()
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{
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$crawler = $this->createTestCrawler()->filterXPath('//ul[1]/li');
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$nodes = $crawler->reduce(function ($node, $i) {
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return $i == 1 ? false : true;
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});
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$this->assertNotSame($nodes, $crawler, '->reduce() returns a new instance of a crawler');
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$this->assertInstanceOf('Symfony\\Component\\DomCrawler\\Crawler', $nodes, '->reduce() returns a new instance of a crawler');
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$this->assertCount(2, $nodes, '->reduce() filters the nodes in the list');
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}
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public function testAttr()
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{
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$this->assertEquals('first', $this->createTestCrawler()->filterXPath('//li')->attr('class'), '->attr() returns the attribute of the first element of the node list');
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try {
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$this->createTestCrawler()->filterXPath('//ol')->attr('class');
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$this->fail('->attr() throws an \InvalidArgumentException if the node list is empty');
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} catch (\InvalidArgumentException $e) {
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$this->assertTrue(true, '->attr() throws an \InvalidArgumentException if the node list is empty');
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}
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}
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public function testText()
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{
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$this->assertEquals('One', $this->createTestCrawler()->filterXPath('//li')->text(), '->text() returns the node value of the first element of the node list');
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try {
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$this->createTestCrawler()->filterXPath('//ol')->text();
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$this->fail('->text() throws an \InvalidArgumentException if the node list is empty');
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} catch (\InvalidArgumentException $e) {
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$this->assertTrue(true, '->text() throws an \InvalidArgumentException if the node list is empty');
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}
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}
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public function testHtml()
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{
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$this->assertEquals('<img alt="Bar">', $this->createTestCrawler()->filterXPath('//a[5]')->html());
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$this->assertEquals('<input type="text" value="TextValue" name="TextName"><input type="submit" value="FooValue" name="FooName" id="FooId"><input type="button" value="BarValue" name="BarName" id="BarId"><button value="ButtonValue" name="ButtonName" id="ButtonId"></button>'
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, trim($this->createTestCrawler()->filterXPath('//form[@id="FooFormId"]')->html()));
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try {
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$this->createTestCrawler()->filterXPath('//ol')->html();
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$this->fail('->html() throws an \InvalidArgumentException if the node list is empty');
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} catch (\InvalidArgumentException $e) {
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$this->assertTrue(true, '->html() throws an \InvalidArgumentException if the node list is empty');
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}
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}
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public function testExtract()
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{
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$crawler = $this->createTestCrawler()->filterXPath('//ul[1]/li');
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$this->assertEquals(array('One', 'Two', 'Three'), $crawler->extract('_text'), '->extract() returns an array of extracted data from the node list');
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$this->assertEquals(array(array('One', 'first'), array('Two', ''), array('Three', '')), $crawler->extract(array('_text', 'class')), '->extract() returns an array of extracted data from the node list');
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$this->assertEquals(array(), $this->createTestCrawler()->filterXPath('//ol')->extract('_text'), '->extract() returns an empty array if the node list is empty');
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}
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/**
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* @covers Symfony\Component\DomCrawler\Crawler::filterXPath
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*/
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public function testFilterXPath()
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{
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$crawler = $this->createTestCrawler();
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$this->assertNotSame($crawler, $crawler->filterXPath('//li'), '->filterXPath() returns a new instance of a crawler');
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$this->assertInstanceOf('Symfony\\Component\\DomCrawler\\Crawler', $crawler, '->filterXPath() returns a new instance of a crawler');
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$crawler = $this->createTestCrawler()->filterXPath('//ul');
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$this->assertCount(6, $crawler->filterXPath('//li'), '->filterXPath() filters the node list with the XPath expression');
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}
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/**
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* @covers Symfony\Component\DomCrawler\Crawler::filter
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*/
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public function testFilter()
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{
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if (!class_exists('Symfony\Component\CssSelector\CssSelector')) {
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$this->markTestSkipped('The "CssSelector" component is not available');
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}
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$crawler = $this->createTestCrawler();
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$this->assertNotSame($crawler, $crawler->filter('li'), '->filter() returns a new instance of a crawler');
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$this->assertInstanceOf('Symfony\\Component\\DomCrawler\\Crawler', $crawler, '->filter() returns a new instance of a crawler');
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$crawler = $this->createTestCrawler()->filter('ul');
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$this->assertCount(6, $crawler->filter('li'), '->filter() filters the node list with the CSS selector');
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}
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public function testSelectLink()
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{
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$crawler = $this->createTestCrawler();
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$this->assertNotSame($crawler, $crawler->selectLink('Foo'), '->selectLink() returns a new instance of a crawler');
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$this->assertInstanceOf('Symfony\\Component\\DomCrawler\\Crawler', $crawler, '->selectLink() returns a new instance of a crawler');
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$this->assertCount(1, $crawler->selectLink('Fabien\'s Foo'), '->selectLink() selects links by the node values');
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$this->assertCount(1, $crawler->selectLink('Fabien\'s Bar'), '->selectLink() selects links by the alt attribute of a clickable image');
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$this->assertCount(2, $crawler->selectLink('Fabien"s Foo'), '->selectLink() selects links by the node values');
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$this->assertCount(2, $crawler->selectLink('Fabien"s Bar'), '->selectLink() selects links by the alt attribute of a clickable image');
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$this->assertCount(1, $crawler->selectLink('\' Fabien"s Foo'), '->selectLink() selects links by the node values');
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$this->assertCount(1, $crawler->selectLink('\' Fabien"s Bar'), '->selectLink() selects links by the alt attribute of a clickable image');
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$this->assertCount(4, $crawler->selectLink('Foo'), '->selectLink() selects links by the node values');
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$this->assertCount(4, $crawler->selectLink('Bar'), '->selectLink() selects links by the node values');
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}
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public function testSelectButton()
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{
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$crawler = $this->createTestCrawler();
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$this->assertNotSame($crawler, $crawler->selectButton('FooValue'), '->selectButton() returns a new instance of a crawler');
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$this->assertInstanceOf('Symfony\\Component\\DomCrawler\\Crawler', $crawler, '->selectButton() returns a new instance of a crawler');
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$this->assertEquals(1, $crawler->selectButton('FooValue')->count(), '->selectButton() selects buttons');
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$this->assertEquals(1, $crawler->selectButton('FooName')->count(), '->selectButton() selects buttons');
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$this->assertEquals(1, $crawler->selectButton('FooId')->count(), '->selectButton() selects buttons');
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$this->assertEquals(1, $crawler->selectButton('BarValue')->count(), '->selectButton() selects buttons');
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$this->assertEquals(1, $crawler->selectButton('BarName')->count(), '->selectButton() selects buttons');
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$this->assertEquals(1, $crawler->selectButton('BarId')->count(), '->selectButton() selects buttons');
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$this->assertEquals(1, $crawler->selectButton('FooBarValue')->count(), '->selectButton() selects buttons with form attribute too');
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$this->assertEquals(1, $crawler->selectButton('FooBarName')->count(), '->selectButton() selects buttons with form attribute too');
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}
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public function testLink()
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{
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$crawler = $this->createTestCrawler('http://example.com/bar/')->selectLink('Foo');
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$this->assertInstanceOf('Symfony\\Component\\DomCrawler\\Link', $crawler->link(), '->link() returns a Link instance');
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$this->assertEquals('POST', $crawler->link('post')->getMethod(), '->link() takes a method as its argument');
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$crawler = $this->createTestCrawler('http://example.com/bar')->selectLink('GetLink');
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$this->assertEquals('http://example.com/bar?get=param', $crawler->link()->getUri(), '->link() returns a Link instance');
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try {
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$this->createTestCrawler()->filterXPath('//ol')->link();
|
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$this->fail('->link() throws an \InvalidArgumentException if the node list is empty');
|
|
} catch (\InvalidArgumentException $e) {
|
|
$this->assertTrue(true, '->link() throws an \InvalidArgumentException if the node list is empty');
|
|
}
|
|
}
|
|
|
|
public function testLinks()
|
|
{
|
|
$crawler = $this->createTestCrawler('http://example.com/bar/')->selectLink('Foo');
|
|
$this->assertInternalType('array', $crawler->links(), '->links() returns an array');
|
|
|
|
$this->assertCount(4, $crawler->links(), '->links() returns an array');
|
|
$links = $crawler->links();
|
|
$this->assertInstanceOf('Symfony\\Component\\DomCrawler\\Link', $links[0], '->links() returns an array of Link instances');
|
|
|
|
$this->assertEquals(array(), $this->createTestCrawler()->filterXPath('//ol')->links(), '->links() returns an empty array if the node selection is empty');
|
|
}
|
|
|
|
public function testForm()
|
|
{
|
|
$testCrawler = $this->createTestCrawler('http://example.com/bar/');
|
|
$crawler = $testCrawler->selectButton('FooValue');
|
|
$crawler2 = $testCrawler->selectButton('FooBarValue');
|
|
$this->assertInstanceOf('Symfony\\Component\\DomCrawler\\Form', $crawler->form(), '->form() returns a Form instance');
|
|
$this->assertInstanceOf('Symfony\\Component\\DomCrawler\\Form', $crawler2->form(), '->form() returns a Form instance');
|
|
|
|
$this->assertEquals($crawler->form()->getFormNode()->getAttribute('id'), $crawler2->form()->getFormNode()->getAttribute('id'), '->form() works on elements with form attribute');
|
|
|
|
$this->assertEquals(array('FooName' => 'FooBar', 'TextName' => 'TextValue', 'FooTextName' => 'FooTextValue'), $crawler->form(array('FooName' => 'FooBar'))->getValues(), '->form() takes an array of values to submit as its first argument');
|
|
$this->assertEquals(array('FooName' => 'FooValue', 'TextName' => 'TextValue', 'FooTextName' => 'FooTextValue'), $crawler->form()->getValues(), '->form() takes an array of values to submit as its first argument');
|
|
$this->assertEquals(array('FooBarName' => 'FooBarValue', 'TextName' => 'TextValue', 'FooTextName' => 'FooTextValue'), $crawler2->form()->getValues(), '->form() takes an array of values to submit as its first argument');
|
|
|
|
try {
|
|
$this->createTestCrawler()->filterXPath('//ol')->form();
|
|
$this->fail('->form() throws an \InvalidArgumentException if the node list is empty');
|
|
} catch (\InvalidArgumentException $e) {
|
|
$this->assertTrue(true, '->form() throws an \InvalidArgumentException if the node list is empty');
|
|
}
|
|
}
|
|
|
|
public function testLast()
|
|
{
|
|
$crawler = $this->createTestCrawler()->filterXPath('//ul[1]/li');
|
|
$this->assertNotSame($crawler, $crawler->last(), '->last() returns a new instance of a crawler');
|
|
$this->assertInstanceOf('Symfony\\Component\\DomCrawler\\Crawler', $crawler, '->last() returns a new instance of a crawler');
|
|
|
|
$this->assertEquals('Three', $crawler->last()->text());
|
|
}
|
|
|
|
public function testFirst()
|
|
{
|
|
$crawler = $this->createTestCrawler()->filterXPath('//li');
|
|
$this->assertNotSame($crawler, $crawler->first(), '->first() returns a new instance of a crawler');
|
|
$this->assertInstanceOf('Symfony\\Component\\DomCrawler\\Crawler', $crawler, '->first() returns a new instance of a crawler');
|
|
|
|
$this->assertEquals('One', $crawler->first()->text());
|
|
}
|
|
|
|
public function testSiblings()
|
|
{
|
|
$crawler = $this->createTestCrawler()->filterXPath('//li')->eq(1);
|
|
$this->assertNotSame($crawler, $crawler->siblings(), '->siblings() returns a new instance of a crawler');
|
|
$this->assertInstanceOf('Symfony\\Component\\DomCrawler\\Crawler', $crawler, '->siblings() returns a new instance of a crawler');
|
|
|
|
$nodes = $crawler->siblings();
|
|
$this->assertEquals(2, $nodes->count());
|
|
$this->assertEquals('One', $nodes->eq(0)->text());
|
|
$this->assertEquals('Three', $nodes->eq(1)->text());
|
|
|
|
$nodes = $this->createTestCrawler()->filterXPath('//li')->eq(0)->siblings();
|
|
$this->assertEquals(2, $nodes->count());
|
|
$this->assertEquals('Two', $nodes->eq(0)->text());
|
|
$this->assertEquals('Three', $nodes->eq(1)->text());
|
|
|
|
try {
|
|
$this->createTestCrawler()->filterXPath('//ol')->siblings();
|
|
$this->fail('->siblings() throws an \InvalidArgumentException if the node list is empty');
|
|
} catch (\InvalidArgumentException $e) {
|
|
$this->assertTrue(true, '->siblings() throws an \InvalidArgumentException if the node list is empty');
|
|
}
|
|
}
|
|
|
|
public function testNextAll()
|
|
{
|
|
$crawler = $this->createTestCrawler()->filterXPath('//li')->eq(1);
|
|
$this->assertNotSame($crawler, $crawler->nextAll(), '->nextAll() returns a new instance of a crawler');
|
|
$this->assertInstanceOf('Symfony\\Component\\DomCrawler\\Crawler', $crawler, '->nextAll() returns a new instance of a crawler');
|
|
|
|
$nodes = $crawler->nextAll();
|
|
$this->assertEquals(1, $nodes->count());
|
|
$this->assertEquals('Three', $nodes->eq(0)->text());
|
|
|
|
try {
|
|
$this->createTestCrawler()->filterXPath('//ol')->nextAll();
|
|
$this->fail('->nextAll() throws an \InvalidArgumentException if the node list is empty');
|
|
} catch (\InvalidArgumentException $e) {
|
|
$this->assertTrue(true, '->nextAll() throws an \InvalidArgumentException if the node list is empty');
|
|
}
|
|
}
|
|
|
|
public function testPreviousAll()
|
|
{
|
|
$crawler = $this->createTestCrawler()->filterXPath('//li')->eq(2);
|
|
$this->assertNotSame($crawler, $crawler->previousAll(), '->previousAll() returns a new instance of a crawler');
|
|
$this->assertInstanceOf('Symfony\\Component\\DomCrawler\\Crawler', $crawler, '->previousAll() returns a new instance of a crawler');
|
|
|
|
$nodes = $crawler->previousAll();
|
|
$this->assertEquals(2, $nodes->count());
|
|
$this->assertEquals('Two', $nodes->eq(0)->text());
|
|
|
|
try {
|
|
$this->createTestCrawler()->filterXPath('//ol')->previousAll();
|
|
$this->fail('->previousAll() throws an \InvalidArgumentException if the node list is empty');
|
|
} catch (\InvalidArgumentException $e) {
|
|
$this->assertTrue(true, '->previousAll() throws an \InvalidArgumentException if the node list is empty');
|
|
}
|
|
}
|
|
|
|
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');
|
|
}
|
|
}
|
|
|
|
public function testParents()
|
|
{
|
|
$crawler = $this->createTestCrawler()->filterXPath('//li[1]');
|
|
$this->assertNotSame($crawler, $crawler->parents(), '->parents() returns a new instance of a crawler');
|
|
$this->assertInstanceOf('Symfony\\Component\\DomCrawler\\Crawler', $crawler, '->parents() returns a new instance of a crawler');
|
|
|
|
$nodes = $crawler->parents();
|
|
$this->assertEquals(3, $nodes->count());
|
|
|
|
$nodes = $this->createTestCrawler()->filterXPath('//html')->parents();
|
|
$this->assertEquals(0, $nodes->count());
|
|
|
|
try {
|
|
$this->createTestCrawler()->filterXPath('//ol')->parents();
|
|
$this->fail('->parents() throws an \InvalidArgumentException if the node list is empty');
|
|
} catch (\InvalidArgumentException $e) {
|
|
$this->assertTrue(true, '->parents() throws an \InvalidArgumentException if the node list is empty');
|
|
}
|
|
}
|
|
|
|
public function testBaseTag()
|
|
{
|
|
$crawler = new Crawler('<html><base href="http://base.com"><a href="link"></a></html>');
|
|
$this->assertEquals('http://base.com/link', $crawler->filterXPath('//a')->link()->getUri());
|
|
|
|
$crawler = new Crawler('<html><base href="//base.com"><a href="link"></a></html>', 'https://domain.com');
|
|
$this->assertEquals('https://base.com/link', $crawler->filterXPath('//a')->link()->getUri(), '<base> tag can use a schema-less url');
|
|
|
|
$crawler = new Crawler('<html><base href="path/"><a href="link"></a></html>', 'https://domain.com');
|
|
$this->assertEquals('https://domain.com/path/link', $crawler->filterXPath('//a')->link()->getUri(), '<base> tag can set a path');
|
|
}
|
|
|
|
public function createTestCrawler($uri = null)
|
|
{
|
|
$dom = new \DOMDocument();
|
|
$dom->loadHTML('
|
|
<html>
|
|
<body>
|
|
<a href="foo">Foo</a>
|
|
<a href="/foo"> Fabien\'s Foo </a>
|
|
<a href="/foo">Fabien"s Foo</a>
|
|
<a href="/foo">\' Fabien"s Foo</a>
|
|
|
|
<a href="/bar"><img alt="Bar"/></a>
|
|
<a href="/bar"><img alt=" Fabien\'s Bar "/></a>
|
|
<a href="/bar"><img alt="Fabien"s Bar"/></a>
|
|
<a href="/bar"><img alt="\' Fabien"s Bar"/></a>
|
|
|
|
<a href="?get=param">GetLink</a>
|
|
|
|
<form action="foo" id="FooFormId">
|
|
<input type="text" value="TextValue" name="TextName" />
|
|
<input type="submit" value="FooValue" name="FooName" id="FooId" />
|
|
<input type="button" value="BarValue" name="BarName" id="BarId" />
|
|
<button value="ButtonValue" name="ButtonName" id="ButtonId" />
|
|
</form>
|
|
|
|
<input type="submit" value="FooBarValue" name="FooBarName" form="FooFormId" />
|
|
<input type="text" value="FooTextValue" name="FooTextName" form="FooFormId" />
|
|
|
|
<ul class="first">
|
|
<li class="first">One</li>
|
|
<li>Two</li>
|
|
<li>Three</li>
|
|
</ul>
|
|
<ul>
|
|
<li>One Bis</li>
|
|
<li>Two Bis</li>
|
|
<li>Three Bis</li>
|
|
</ul>
|
|
</body>
|
|
</html>
|
|
');
|
|
|
|
return new Crawler($dom, $uri);
|
|
}
|
|
|
|
protected function createDomDocument()
|
|
{
|
|
$dom = new \DOMDocument();
|
|
$dom->loadXML('<html><div class="foo"></div></html>');
|
|
|
|
return $dom;
|
|
}
|
|
|
|
protected function createNodeList()
|
|
{
|
|
$dom = new \DOMDocument();
|
|
$dom->loadXML('<html><div class="foo"></div></html>');
|
|
$domxpath = new \DOMXPath($dom);
|
|
|
|
return $domxpath->query('//div');
|
|
}
|
|
}
|