DOMTreeBuilderTest.php in Zircon Profile 8

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8.0 vendor/masterminds/html5/test/HTML5/Parser/DOMTreeBuilderTest.php
Test the Tree Builder.
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vendor/masterminds/html5/test/HTML5/Parser/DOMTreeBuilderTest.php
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<?php

/**
 * @file
 * Test the Tree Builder.
 */
namespace Masterminds\HTML5\Tests\Parser;

use Masterminds\HTML5\Parser\StringInputStream;
use Masterminds\HTML5\Parser\Scanner;
use Masterminds\HTML5\Parser\Tokenizer;
use Masterminds\HTML5\Parser\DOMTreeBuilder;

/**
 * These tests are functional, not necessarily unit tests.
 */
class DOMTreeBuilderTest extends \Masterminds\HTML5\Tests\TestCase {
  protected $errors = array();

  /**
   * Convenience function for parsing.
   */
  protected function parse($string, array $options = array()) {
    $treeBuilder = new DOMTreeBuilder(false, $options);
    $input = new StringInputStream($string);
    $scanner = new Scanner($input);
    $parser = new Tokenizer($scanner, $treeBuilder);
    $parser
      ->parse();
    $this->errors = $treeBuilder
      ->getErrors();
    return $treeBuilder
      ->document();
  }

  /**
   * Utility function for parsing a fragment of HTML5.
   */
  protected function parseFragment($string) {
    $treeBuilder = new DOMTreeBuilder(true);
    $input = new StringInputStream($string);
    $scanner = new Scanner($input);
    $parser = new Tokenizer($scanner, $treeBuilder);
    $parser
      ->parse();
    $this->errors = $treeBuilder
      ->getErrors();
    return $treeBuilder
      ->fragment();
  }
  public function testDocument() {
    $html = "<!DOCTYPE html><html></html>";
    $doc = $this
      ->parse($html);
    $this
      ->assertInstanceOf('\\DOMDocument', $doc);
    $this
      ->assertEquals('html', $doc->documentElement->tagName);
    $this
      ->assertEquals('http://www.w3.org/1999/xhtml', $doc->documentElement->namespaceURI);
  }
  public function testStrangeCapitalization() {
    $html = "<!doctype html>\n        <html>\n            <head>\n                <Title>Hello, world!</TitlE>\n            </head>\n            <body>TheBody<script>foo</script></body>\n        </html>";
    $doc = $this
      ->parse($html);
    $this
      ->assertInstanceOf('\\DOMDocument', $doc);
    $this
      ->assertEquals('html', $doc->documentElement->tagName);
    $xpath = new \DOMXPath($doc);
    $xpath
      ->registerNamespace("x", "http://www.w3.org/1999/xhtml");
    $this
      ->assertEquals("Hello, world!", $xpath
      ->query("//x:title")
      ->item(0)->nodeValue);
    $this
      ->assertEquals("foo", $xpath
      ->query("//x:script")
      ->item(0)->nodeValue);
  }
  public function testDocumentWithDisabledNamespaces() {
    $html = "<!DOCTYPE html><html></html>";
    $doc = $this
      ->parse($html, array(
      'disable_html_ns' => true,
    ));
    $this
      ->assertInstanceOf('\\DOMDocument', $doc);
    $this
      ->assertEquals('html', $doc->documentElement->tagName);
    $this
      ->assertNull($doc->documentElement->namespaceURI);
  }
  public function testDocumentWithATargetDocument() {
    $targetDom = new \DOMDocument();
    $html = "<!DOCTYPE html><html></html>";
    $doc = $this
      ->parse($html, array(
      'target_document' => $targetDom,
    ));
    $this
      ->assertInstanceOf('\\DOMDocument', $doc);
    $this
      ->assertSame($doc, $targetDom);
    $this
      ->assertEquals('html', $doc->documentElement->tagName);
  }
  public function testDocumentFakeAttrAbsence() {
    $html = "<!DOCTYPE html><html xmlns=\"http://www.w3.org/1999/xhtml\"><body>foo</body></html>";
    $doc = $this
      ->parse($html, array(
      'xmlNamespaces' => true,
    ));
    $xp = new \DOMXPath($doc);
    $this
      ->assertEquals(0, $xp
      ->query("//@html5-php-fake-id-attribute")->length);
  }
  public function testFragment() {
    $html = "<div>test</div><span>test2</span>";
    $doc = $this
      ->parseFragment($html);
    $this
      ->assertInstanceOf('\\DOMDocumentFragment', $doc);
    $this
      ->assertTrue($doc
      ->hasChildNodes());
    $this
      ->assertEquals('div', $doc->childNodes
      ->item(0)->tagName);
    $this
      ->assertEquals('test', $doc->childNodes
      ->item(0)->textContent);
    $this
      ->assertEquals('span', $doc->childNodes
      ->item(1)->tagName);
    $this
      ->assertEquals('test2', $doc->childNodes
      ->item(1)->textContent);
  }
  public function testElements() {
    $html = "<!DOCTYPE html><html><head><title></title></head><body></body></html>";
    $doc = $this
      ->parse($html);
    $root = $doc->documentElement;
    $this
      ->assertEquals('html', $root->tagName);
    $this
      ->assertEquals('html', $root->localName);
    $this
      ->assertEquals('html', $root->nodeName);
    $this
      ->assertEquals(2, $root->childNodes->length);
    $kids = $root->childNodes;
    $this
      ->assertEquals('head', $kids
      ->item(0)->tagName);
    $this
      ->assertEquals('body', $kids
      ->item(1)->tagName);
    $head = $kids
      ->item(0);
    $this
      ->assertEquals(1, $head->childNodes->length);
    $this
      ->assertEquals('title', $head->childNodes
      ->item(0)->tagName);
  }
  public function testImplicitNamespaces() {
    $dom = $this
      ->parse('<!DOCTYPE html><html><body><a xlink:href="bar">foo</a></body></html>');
    $a = $dom
      ->getElementsByTagName('a')
      ->item(0);
    $attr = $a
      ->getAttributeNode('xlink:href');
    $this
      ->assertEquals('http://www.w3.org/1999/xlink', $attr->namespaceURI);
    $dom = $this
      ->parse('<!DOCTYPE html><html><body><a xml:base="bar">foo</a></body></html>');
    $a = $dom
      ->getElementsByTagName('a')
      ->item(0);
    $attr = $a
      ->getAttributeNode('xml:base');
    $this
      ->assertEquals('http://www.w3.org/XML/1998/namespace', $attr->namespaceURI);
  }
  public function testCustomImplicitNamespaces() {
    $dom = $this
      ->parse('<!DOCTYPE html><html><body><a t:href="bar">foo</a></body></html>', array(
      'implicitNamespaces' => array(
        't' => 'http://www.example.com',
      ),
    ));
    $a = $dom
      ->getElementsByTagName('a')
      ->item(0);
    $attr = $a
      ->getAttributeNode('t:href');
    $this
      ->assertEquals('http://www.example.com', $attr->namespaceURI);
    $dom = $this
      ->parse('<!DOCTYPE html><html><body><t:a>foo</t:a></body></html>', array(
      'implicitNamespaces' => array(
        't' => 'http://www.example.com',
      ),
    ));
    $list = $dom
      ->getElementsByTagNameNS('http://www.example.com', 'a');
    $this
      ->assertEquals(1, $list->length);
  }
  public function testXmlNamespaces() {
    $dom = $this
      ->parse('<!DOCTYPE html><html>
            <t:body xmlns:t="http://www.example.com">
                <a t:href="bar">foo</a>
            </body>
            <div>foo</div>
          </html>', array(
      'xmlNamespaces' => true,
    ));
    $a = $dom
      ->getElementsByTagName('a')
      ->item(0);
    $attr = $a
      ->getAttributeNode('t:href');
    $this
      ->assertEquals('http://www.example.com', $attr->namespaceURI);
    $list = $dom
      ->getElementsByTagNameNS('http://www.example.com', 'body');
    $this
      ->assertEquals(1, $list->length);
  }
  public function testXmlNamespaceNesting() {
    $dom = $this
      ->parse('<!DOCTYPE html><html>
            <body xmlns:x="http://www.prefixed.com" id="body">
                <a id="bar1" xmlns="http://www.prefixed.com/bar1">
                    <b id="bar4" xmlns="http://www.prefixed.com/bar4"><x:prefixed id="prefixed"/></b>
                </a>
                <svg id="svg"></svg>
                <c id="bar2" xmlns="http://www.prefixed.com/bar2"></c>
                <div id="div"></div>
                <d id="bar3"></d>
                <xn:d xmlns:xn="http://www.prefixed.com/xn" xmlns="http://www.prefixed.com/bar5_x" id="bar5"><x id="bar5_x"/></xn:d>
            </body>
          </html>', array(
      'xmlNamespaces' => true,
    ));
    $this
      ->assertEmpty($this->errors);
    $div = $dom
      ->getElementById('div');
    $this
      ->assertEquals('http://www.w3.org/1999/xhtml', $div->namespaceURI);
    $body = $dom
      ->getElementById('body');
    $this
      ->assertEquals('http://www.w3.org/1999/xhtml', $body->namespaceURI);
    $bar1 = $dom
      ->getElementById('bar1');
    $this
      ->assertEquals('http://www.prefixed.com/bar1', $bar1->namespaceURI);
    $bar2 = $dom
      ->getElementById('bar2');
    $this
      ->assertEquals("http://www.prefixed.com/bar2", $bar2->namespaceURI);
    $bar3 = $dom
      ->getElementById('bar3');
    $this
      ->assertEquals("http://www.w3.org/1999/xhtml", $bar3->namespaceURI);
    $bar4 = $dom
      ->getElementById('bar4');
    $this
      ->assertEquals("http://www.prefixed.com/bar4", $bar4->namespaceURI);
    $svg = $dom
      ->getElementById('svg');
    $this
      ->assertEquals("http://www.w3.org/2000/svg", $svg->namespaceURI);
    $prefixed = $dom
      ->getElementById('prefixed');
    $this
      ->assertEquals("http://www.prefixed.com", $prefixed->namespaceURI);
    $prefixed = $dom
      ->getElementById('bar5');
    $this
      ->assertEquals("http://www.prefixed.com/xn", $prefixed->namespaceURI);
    $prefixed = $dom
      ->getElementById('bar5_x');
    $this
      ->assertEquals("http://www.prefixed.com/bar5_x", $prefixed->namespaceURI);
  }
  public function testMoveNonInlineElements() {
    $doc = $this
      ->parse('<p>line1<br/><hr/>line2</p>');
    $this
      ->assertEquals('<html xmlns="http://www.w3.org/1999/xhtml"><p>line1<br/></p><hr/>line2</html>', $doc
      ->saveXML($doc->documentElement), 'Move non-inline elements outside of inline containers.');
    $doc = $this
      ->parse('<p>line1<div>line2</div></p>');
    $this
      ->assertEquals('<html xmlns="http://www.w3.org/1999/xhtml"><p>line1</p><div>line2</div></html>', $doc
      ->saveXML($doc->documentElement), 'Move non-inline elements outside of inline containers.');
  }
  public function testAttributes() {
    $html = "<!DOCTYPE html>\n      <html>\n      <head><title></title></head>\n      <body id='a' class='b c'></body>\n      </html>";
    $doc = $this
      ->parse($html);
    $root = $doc->documentElement;
    $body = $root
      ->GetElementsByTagName('body')
      ->item(0);
    $this
      ->assertEquals('body', $body->tagName);
    $this
      ->assertTrue($body
      ->hasAttributes());
    $this
      ->assertEquals('a', $body
      ->getAttribute('id'));
    $this
      ->assertEquals('b c', $body
      ->getAttribute('class'));
    $body2 = $doc
      ->getElementById('a');
    $this
      ->assertEquals('body', $body2->tagName);
    $this
      ->assertEquals('a', $body2
      ->getAttribute('id'));
  }
  public function testSVGAttributes() {
    $html = "<!DOCTYPE html>\n      <html><body>\n      <svg width='150' viewbox='2'>\n      <rect textlength='2'/>\n      <animatecolor>foo</animatecolor>\n      </svg>\n      </body></html>";
    $doc = $this
      ->parse($html);
    $root = $doc->documentElement;
    $svg = $root
      ->getElementsByTagName('svg')
      ->item(0);
    $this
      ->assertTrue($svg
      ->hasAttribute('viewBox'));
    $rect = $root
      ->getElementsByTagName('rect')
      ->item(0);
    $this
      ->assertTrue($rect
      ->hasAttribute('textLength'));
    $ac = $root
      ->getElementsByTagName('animateColor');
    $this
      ->assertEquals(1, $ac->length);
  }
  public function testMathMLAttribute() {
    $html = '<!doctype html>
      <html lang="en">
        <body>
          <math>
            <mi>x</mi>
            <csymbol definitionurl="http://www.example.com/mathops/multiops.html#plusminus">
              <mo>&PlusMinus;</mo>
            </csymbol>
            <mi>y</mi>
          </math>
        </body>
      </html>';
    $doc = $this
      ->parse($html);
    $root = $doc->documentElement;
    $csymbol = $root
      ->getElementsByTagName('csymbol')
      ->item(0);
    $this
      ->assertTrue($csymbol
      ->hasAttribute('definitionURL'));
  }
  public function testMissingHtmlTag() {
    $html = "<!DOCTYPE html><title>test</title>";
    $doc = $this
      ->parse($html);
    $this
      ->assertEquals('html', $doc->documentElement->tagName);
    $this
      ->assertEquals('title', $doc->documentElement->childNodes
      ->item(0)->tagName);
  }
  public function testComment() {
    $html = '<html><!--Hello World.--></html>';
    $doc = $this
      ->parse($html);
    $comment = $doc->documentElement->childNodes
      ->item(0);
    $this
      ->assertEquals(XML_COMMENT_NODE, $comment->nodeType);
    $this
      ->assertEquals("Hello World.", $comment->data);
    $html = '<!--Hello World.--><html></html>';
    $doc = $this
      ->parse($html);
    $comment = $doc->childNodes
      ->item(1);
    $this
      ->assertEquals(XML_COMMENT_NODE, $comment->nodeType);
    $this
      ->assertEquals("Hello World.", $comment->data);
    $comment = $doc->childNodes
      ->item(2);
    $this
      ->assertEquals(XML_ELEMENT_NODE, $comment->nodeType);
    $this
      ->assertEquals("html", $comment->tagName);
  }
  public function testCDATA() {
    $html = "<!DOCTYPE html><html><math><![CDATA[test]]></math></html>";
    $doc = $this
      ->parse($html);
    $wrapper = $doc
      ->getElementsByTagName('math')
      ->item(0);
    $this
      ->assertEquals(1, $wrapper->childNodes->length);
    $cdata = $wrapper->childNodes
      ->item(0);
    $this
      ->assertEquals(XML_CDATA_SECTION_NODE, $cdata->nodeType);
    $this
      ->assertEquals('test', $cdata->data);
  }
  public function testText() {
    $html = "<!DOCTYPE html><html><head></head><body><math>test</math></body></html>";
    $doc = $this
      ->parse($html);
    $wrapper = $doc
      ->getElementsByTagName('math')
      ->item(0);
    $this
      ->assertEquals(1, $wrapper->childNodes->length);
    $data = $wrapper->childNodes
      ->item(0);
    $this
      ->assertEquals(XML_TEXT_NODE, $data->nodeType);
    $this
      ->assertEquals('test', $data->data);

    // The DomTreeBuilder has special handling for text when in before head mode.
    $html = "<!DOCTYPE html><html>\n    Foo<head></head><body></body></html>";
    $doc = $this
      ->parse($html);
    $this
      ->assertEquals('Line 0, Col 0: Unexpected text. Ignoring: Foo', $this->errors[0]);
    $headElement = $doc->documentElement->firstChild;
    $this
      ->assertEquals('head', $headElement->tagName);
  }
  public function testParseErrors() {
    $html = "<!DOCTYPE html><html><math><![CDATA[test";
    $doc = $this
      ->parse($html);

    // We're JUST testing that we can access errors. Actual testing of
    // error messages happen in the Tokenizer's tests.
    $this
      ->assertGreaterThan(0, count($this->errors));
    $this
      ->assertTrue(is_string($this->errors[0]));
  }
  public function testProcessingInstruction() {

    // Test the simple case, which is where PIs are inserted into the DOM.
    $doc = $this
      ->parse('<!DOCTYPE html><html><?foo bar?>');
    $this
      ->assertEquals(1, $doc->documentElement->childNodes->length);
    $pi = $doc->documentElement->firstChild;
    $this
      ->assertInstanceOf('\\DOMProcessingInstruction', $pi);
    $this
      ->assertEquals('foo', $pi->nodeName);
    $this
      ->assertEquals('bar', $pi->data);

    // Leading xml PIs should be ignored.
    $doc = $this
      ->parse('<?xml version="1.0"?><!DOCTYPE html><html><head></head></html>');
    $this
      ->assertEquals(2, $doc->childNodes->length);
    $this
      ->assertInstanceOf('\\DOMDocumentType', $doc->childNodes
      ->item(0));
    $this
      ->assertInstanceOf('\\DOMElement', $doc->childNodes
      ->item(1));
  }
  public function testAutocloseP() {
    $html = "<!DOCTYPE html><html><body><p><figure></body></html>";
    $doc = $this
      ->parse($html);
    $p = $doc
      ->getElementsByTagName('p')
      ->item(0);
    $this
      ->assertEquals(0, $p->childNodes->length);
    $this
      ->assertEquals('figure', $p->nextSibling->tagName);
  }
  public function testAutocloseLI() {
    $html = '<!doctype html>
      <html lang="en">
        <body>
          <ul><li>Foo<li>Bar<li>Baz</ul>
        </body>
      </html>';
    $doc = $this
      ->parse($html);
    $length = $doc
      ->getElementsByTagName('ul')
      ->item(0)->childNodes->length;
    $this
      ->assertEquals(3, $length);
  }
  public function testMathML() {
    $html = '<!doctype html>
      <html lang="en">
        <body>
          <math xmlns="http://www.w3.org/1998/Math/MathML">
            <mi>x</mi>
            <csymbol definitionurl="http://www.example.com/mathops/multiops.html#plusminus">
              <mo>&PlusMinus;</mo>
            </csymbol>
            <mi>y</mi>
          </math>
        </body>
      </html>';
    $doc = $this
      ->parse($html);
    $math = $doc
      ->getElementsByTagName('math')
      ->item(0);
    $this
      ->assertEquals('math', $math->tagName);
    $this
      ->assertEquals('math', $math->nodeName);
    $this
      ->assertEquals('math', $math->localName);
    $this
      ->assertEquals('http://www.w3.org/1998/Math/MathML', $math->namespaceURI);
  }
  public function testSVG() {
    $html = '<!doctype html>
      <html lang="en">
        <body>
          <svg width="150" height="100" viewBox="0 0 3 2" xmlns="http://www.w3.org/2000/svg">
            <rect width="1" height="2" x="2" fill="#d2232c" />
            <text font-family="Verdana" font-size="32">
              <textpath xlink:href="#Foo">
                Test Text.
              </textPath>
            </text>
          </svg>
        </body>
      </html>';
    $doc = $this
      ->parse($html);
    $svg = $doc
      ->getElementsByTagName('svg')
      ->item(0);
    $this
      ->assertEquals('svg', $svg->tagName);
    $this
      ->assertEquals('svg', $svg->nodeName);
    $this
      ->assertEquals('svg', $svg->localName);
    $this
      ->assertEquals('http://www.w3.org/2000/svg', $svg->namespaceURI);
    $textPath = $doc
      ->getElementsByTagName('textPath')
      ->item(0);
    $this
      ->assertEquals('textPath', $textPath->tagName);
  }
  public function testNoScript() {
    $html = '<!DOCTYPE html><html><head><noscript>No JS</noscript></head></html>';
    $doc = $this
      ->parse($html);
    $this
      ->assertEmpty($this->errors);
    $noscript = $doc
      ->getElementsByTagName('noscript')
      ->item(0);
    $this
      ->assertEquals('noscript', $noscript->tagName);
  }

  /**
   * Regression for issue #13
   */
  public function testRegressionHTMLNoBody() {
    $html = '<!DOCTYPE html><html><span id="test">Test</span></html>';
    $doc = $this
      ->parse($html);
    $span = $doc
      ->getElementById('test');
    $this
      ->assertEmpty($this->errors);
    $this
      ->assertEquals('span', $span->tagName);
    $this
      ->assertEquals('Test', $span->textContent);
  }
  public function testInstructionProcessor() {
    $string = '<!DOCTYPE html><html><?foo bar ?></html>';
    $treeBuilder = new DOMTreeBuilder();
    $is = new InstructionProcessorMock();
    $treeBuilder
      ->setInstructionProcessor($is);
    $input = new StringInputStream($string);
    $scanner = new Scanner($input);
    $parser = new Tokenizer($scanner, $treeBuilder);
    $parser
      ->parse();
    $dom = $treeBuilder
      ->document();
    $div = $dom
      ->getElementsByTagName('div')
      ->item(0);
    $this
      ->assertEquals(1, $is->count);
    $this
      ->assertEquals('foo', $is->name);
    $this
      ->assertEquals('bar ', $is->data);
    $this
      ->assertEquals('div', $div->tagName);
    $this
      ->assertEquals('foo', $div->textContent);
  }

}
Classes

Name	Description
DOMTreeBuilderTest	These tests are functional, not necessarily unit tests.
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