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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\CssSelector\Tests\XPath;
use PHPUnit\Framework\TestCase;
use Symfony\Component\CssSelector\XPath\Extension\HtmlExtension;
use Symfony\Component\CssSelector\XPath\Translator;
class TranslatorTest extends TestCase
{
/** @dataProvider getXpathLiteralTestData */
public function testXpathLiteral($value, $literal)
{
$this->assertEquals($literal, Translator::getXpathLiteral($value));
}
/** @dataProvider getCssToXPathTestData */
public function testCssToXPath($css, $xpath)
{
$translator = new Translator();
$translator->registerExtension(new HtmlExtension($translator));
$this->assertEquals($xpath, $translator->cssToXPath($css, ''));
}
/** @dataProvider getXmlLangTestData */
public function testXmlLang($css, array $elementsId)
{
$translator = new Translator();
$document = new \SimpleXMLElement(file_get_contents(__DIR__.'/Fixtures/lang.xml'));
$elements = $document->xpath($translator->cssToXPath($css));
$this->assertCount(count($elementsId), $elements);
foreach ($elements as $element) {
$this->assertTrue(in_array($element->attributes()->id, $elementsId));
}
}
/** @dataProvider getHtmlIdsTestData */
public function testHtmlIds($css, array $elementsId)
{
$translator = new Translator();
$translator->registerExtension(new HtmlExtension($translator));
$document = new \DOMDocument();
$document->strictErrorChecking = false;
$internalErrors = libxml_use_internal_errors(true);
$document->loadHTMLFile(__DIR__.'/Fixtures/ids.html');
$document = simplexml_import_dom($document);
$elements = $document->xpath($translator->cssToXPath($css));
$this->assertCount(count($elementsId), $elementsId);
foreach ($elements as $element) {
if (null !== $element->attributes()->id) {
$this->assertTrue(in_array($element->attributes()->id, $elementsId));
}
}
libxml_clear_errors();
libxml_use_internal_errors($internalErrors);
}
/** @dataProvider getHtmlShakespearTestData */
public function testHtmlShakespear($css, $count)
{
$translator = new Translator();
$translator->registerExtension(new HtmlExtension($translator));
$document = new \DOMDocument();
$document->strictErrorChecking = false;
$document->loadHTMLFile(__DIR__.'/Fixtures/shakespear.html');
$document = simplexml_import_dom($document);
$bodies = $document->xpath('//body');
$elements = $bodies[0]->xpath($translator->cssToXPath($css));
$this->assertCount($count, $elements);
}
public function getXpathLiteralTestData()
{
return array(
array('foo', "'foo'"),
array("foo's bar", '"foo\'s bar"'),
array("foo's \"middle\" bar", 'concat(\'foo\', "\'", \'s "middle" bar\')'),
array("foo's 'middle' \"bar\"", 'concat(\'foo\', "\'", \'s \', "\'", \'middle\', "\'", \' "bar"\')'),
);
}
public function getCssToXPathTestData()
{
return array(
array('*', '*'),
array('e', 'e'),
array('*|e', 'e'),
array('e|f', 'e:f'),
array('e[foo]', 'e[@foo]'),
array('e[foo|bar]', 'e[@foo:bar]'),
array('e[foo="bar"]', "e[@foo = 'bar']"),
array('e[foo~="bar"]', "e[@foo and contains(concat(' ', normalize-space(@foo), ' '), ' bar ')]"),
array('e[foo^="bar"]', "e[@foo and starts-with(@foo, 'bar')]"),
array('e[foo$="bar"]', "e[@foo and substring(@foo, string-length(@foo)-2) = 'bar']"),
array('e[foo*="bar"]', "e[@foo and contains(@foo, 'bar')]"),
array('e[foo!="bar"]', "e[not(@foo) or @foo != 'bar']"),
array('e[foo!="bar"][foo!="baz"]', "e[(not(@foo) or @foo != 'bar') and (not(@foo) or @foo != 'baz')]"),
array('e[hreflang|="en"]', "e[@hreflang and (@hreflang = 'en' or starts-with(@hreflang, 'en-'))]"),
array('e:nth-child(1)', "*/*[(name() = 'e') and (position() = 1)]"),
array('e:nth-last-child(1)', "*/*[(name() = 'e') and (position() = last() - 0)]"),
array('e:nth-last-child(2n+2)', "*/*[(name() = 'e') and (last() - position() - 1 >= 0 and (last() - position() - 1) mod 2 = 0)]"),
array('e:nth-of-type(1)', '*/e[position() = 1]'),
array('e:nth-last-of-type(1)', '*/e[position() = last() - 0]'),
array('div e:nth-last-of-type(1) .aclass', "div/descendant-or-self::*/e[position() = last() - 0]/descendant-or-self::*/*[@class and contains(concat(' ', normalize-space(@class), ' '), ' aclass ')]"),
array('e:first-child', "*/*[(name() = 'e') and (position() = 1)]"),
array('e:last-child', "*/*[(name() = 'e') and (position() = last())]"),
array('e:first-of-type', '*/e[position() = 1]'),
array('e:last-of-type', '*/e[position() = last()]'),
array('e:only-child', "*/*[(name() = 'e') and (last() = 1)]"),
array('e:only-of-type', 'e[last() = 1]'),
array('e:empty', 'e[not(*) and not(string-length())]'),
array('e:EmPTY', 'e[not(*) and not(string-length())]'),
array('e:root', 'e[not(parent::*)]'),
array('e:hover', 'e[0]'),
array('e:contains("foo")', "e[contains(string(.), 'foo')]"),
array('e:ConTains(foo)', "e[contains(string(.), 'foo')]"),
array('e.warning', "e[@class and contains(concat(' ', normalize-space(@class), ' '), ' warning ')]"),
array('e#myid', "e[@id = 'myid']"),
array('e:not(:nth-child(odd))', 'e[not(position() - 1 >= 0 and (position() - 1) mod 2 = 0)]'),
array('e:nOT(*)', 'e[0]'),
array('e f', 'e/descendant-or-self::*/f'),
array('e > f', 'e/f'),
array('e + f', "e/following-sibling::*[(name() = 'f') and (position() = 1)]"),
array('e ~ f', 'e/following-sibling::f'),
array('div#container p', "div[@id = 'container']/descendant-or-self::*/p"),
);
}
public function getXmlLangTestData()
{
return array(
array(':lang("EN")', array('first', 'second', 'third', 'fourth')),
array(':lang("en-us")', array('second', 'fourth')),
array(':lang(en-nz)', array('third')),
array(':lang(fr)', array('fifth')),
array(':lang(ru)', array('sixth')),
array(":lang('ZH')", array('eighth')),
array(':lang(de) :lang(zh)', array('eighth')),
array(':lang(en), :lang(zh)', array('first', 'second', 'third', 'fourth', 'eighth')),
array(':lang(es)', array()),
);
}
public function getHtmlIdsTestData()
{
return array(
array('div', array('outer-div', 'li-div', 'foobar-div')),
array('DIV', array('outer-div', 'li-div', 'foobar-div')), // case-insensitive in HTML
array('div div', array('li-div')),
array('div, div div', array('outer-div', 'li-div', 'foobar-div')),
array('a[name]', array('name-anchor')),
array('a[NAme]', array('name-anchor')), // case-insensitive in HTML:
array('a[rel]', array('tag-anchor', 'nofollow-anchor')),
array('a[rel="tag"]', array('tag-anchor')),
array('a[href*="localhost"]', array('tag-anchor')),
array('a[href*=""]', array()),
array('a[href^="http"]', array('tag-anchor', 'nofollow-anchor')),
array('a[href^="http:"]', array('tag-anchor')),
array('a[href^=""]', array()),
array('a[href$="org"]', array('nofollow-anchor')),
array('a[href$=""]', array()),
array('div[foobar~="bc"]', array('foobar-div')),
array('div[foobar~="cde"]', array('foobar-div')),
array('[foobar~="ab bc"]', array('foobar-div')),
array('[foobar~=""]', array()),
array('[foobar~=" \t"]', array()),
array('div[foobar~="cd"]', array()),
array('*[lang|="En"]', array('second-li')),
array('[lang|="En-us"]', array('second-li')),
// Attribute values are case sensitive
array('*[lang|="en"]', array()),
array('[lang|="en-US"]', array()),
array('*[lang|="e"]', array()),
// ... :lang() is not.
array(':lang("EN")', array('second-li', 'li-div')),
array('*:lang(en-US)', array('second-li', 'li-div')),
array(':lang("e")', array()),
array('li:nth-child(3)', array('third-li')),
array('li:nth-child(10)', array()),
array('li:nth-child(2n)', array('second-li', 'fourth-li', 'sixth-li')),
array('li:nth-child(even)', array('second-li', 'fourth-li', 'sixth-li')),
array('li:nth-child(2n+0)', array('second-li', 'fourth-li', 'sixth-li')),
array('li:nth-child(+2n+1)', array('first-li', 'third-li', 'fifth-li', 'seventh-li')),
array('li:nth-child(odd)', array('first-li', 'third-li', 'fifth-li', 'seventh-li')),
array('li:nth-child(2n+4)', array('fourth-li', 'sixth-li')),
array('li:nth-child(3n+1)', array('first-li', 'fourth-li', 'seventh-li')),
array('li:nth-child(n)', array('first-li', 'second-li', 'third-li', 'fourth-li', 'fifth-li', 'sixth-li', 'seventh-li')),
array('li:nth-child(n-1)', array('first-li', 'second-li', 'third-li', 'fourth-li', 'fifth-li', 'sixth-li', 'seventh-li')),
array('li:nth-child(n+1)', array('first-li', 'second-li', 'third-li', 'fourth-li', 'fifth-li', 'sixth-li', 'seventh-li')),
array('li:nth-child(n+3)', array('third-li', 'fourth-li', 'fifth-li', 'sixth-li', 'seventh-li')),
array('li:nth-child(-n)', array()),
array('li:nth-child(-n-1)', array()),
array('li:nth-child(-n+1)', array('first-li')),
array('li:nth-child(-n+3)', array('first-li', 'second-li', 'third-li')),
array('li:nth-last-child(0)', array()),
array('li:nth-last-child(2n)', array('second-li', 'fourth-li', 'sixth-li')),
array('li:nth-last-child(even)', array('second-li', 'fourth-li', 'sixth-li')),
array('li:nth-last-child(2n+2)', array('second-li', 'fourth-li', 'sixth-li')),
array('li:nth-last-child(n)', array('first-li', 'second-li', 'third-li', 'fourth-li', 'fifth-li', 'sixth-li', 'seventh-li')),
array('li:nth-last-child(n-1)', array('first-li', 'second-li', 'third-li', 'fourth-li', 'fifth-li', 'sixth-li', 'seventh-li')),
array('li:nth-last-child(n-3)', array('first-li', 'second-li', 'third-li', 'fourth-li', 'fifth-li', 'sixth-li', 'seventh-li')),
array('li:nth-last-child(n+1)', array('first-li', 'second-li', 'third-li', 'fourth-li', 'fifth-li', 'sixth-li', 'seventh-li')),
array('li:nth-last-child(n+3)', array('first-li', 'second-li', 'third-li', 'fourth-li', 'fifth-li')),
array('li:nth-last-child(-n)', array()),
array('li:nth-last-child(-n-1)', array()),
array('li:nth-last-child(-n+1)', array('seventh-li')),
array('li:nth-last-child(-n+3)', array('fifth-li', 'sixth-li', 'seventh-li')),
array('ol:first-of-type', array('first-ol')),
array('ol:nth-child(1)', array('first-ol')),
array('ol:nth-of-type(2)', array('second-ol')),
array('ol:nth-last-of-type(1)', array('second-ol')),
array('span:only-child', array('foobar-span')),
array('li div:only-child', array('li-div')),
array('div *:only-child', array('li-div', 'foobar-span')),
array('p:only-of-type', array('paragraph')),
array('a:empty', array('name-anchor')),
array('a:EMpty', array('name-anchor')),
array('li:empty', array('third-li', 'fourth-li', 'fifth-li', 'sixth-li')),
array(':root', array('html')),
array('html:root', array('html')),
array('li:root', array()),
array('* :root', array()),
array('*:contains("link")', array('html', 'outer-div', 'tag-anchor', 'nofollow-anchor')),
array(':CONtains("link")', array('html', 'outer-div', 'tag-anchor', 'nofollow-anchor')),
array('*:contains("LInk")', array()), // case sensitive
array('*:contains("e")', array('html', 'nil', 'outer-div', 'first-ol', 'first-li', 'paragraph', 'p-em')),
array('*:contains("E")', array()), // case-sensitive
array('.a', array('first-ol')),
array('.b', array('first-ol')),
array('*.a', array('first-ol')),
array('ol.a', array('first-ol')),
array('.c', array('first-ol', 'third-li', 'fourth-li')),
array('*.c', array('first-ol', 'third-li', 'fourth-li')),
array('ol *.c', array('third-li', 'fourth-li')),
array('ol li.c', array('third-li', 'fourth-li')),
array('li ~ li.c', array('third-li', 'fourth-li')),
array('ol > li.c', array('third-li', 'fourth-li')),
array('#first-li', array('first-li')),
array('li#first-li', array('first-li')),
array('*#first-li', array('first-li')),
array('li div', array('li-div')),
array('li > div', array('li-div')),
array('div div', array('li-div')),
array('div > div', array()),
array('div>.c', array('first-ol')),
array('div > .c', array('first-ol')),
array('div + div', array('foobar-div')),
array('a ~ a', array('tag-anchor', 'nofollow-anchor')),
array('a[rel="tag"] ~ a', array('nofollow-anchor')),
array('ol#first-ol li:last-child', array('seventh-li')),
array('ol#first-ol *:last-child', array('li-div', 'seventh-li')),
array('#outer-div:first-child', array('outer-div')),
array('#outer-div :first-child', array('name-anchor', 'first-li', 'li-div', 'p-b', 'checkbox-fieldset-disabled', 'area-href')),
array('a[href]', array('tag-anchor', 'nofollow-anchor')),
array(':not(*)', array()),
array('a:not([href])', array('name-anchor')),
array('ol :Not(li[class])', array('first-li', 'second-li', 'li-div', 'fifth-li', 'sixth-li', 'seventh-li')),
// HTML-specific
array(':link', array('link-href', 'tag-anchor', 'nofollow-anchor', 'area-href')),
array(':visited', array()),
array(':enabled', array('link-href', 'tag-anchor', 'nofollow-anchor', 'checkbox-unchecked', 'text-checked', 'checkbox-checked', 'area-href')),
array(':disabled', array('checkbox-disabled', 'checkbox-disabled-checked', 'fieldset', 'checkbox-fieldset-disabled')),
array(':checked', array('checkbox-checked', 'checkbox-disabled-checked')),
);
}
public function getHtmlShakespearTestData()
{
return array(
array('*', 246),
array('div:contains(CELIA)', 26),
array('div:only-child', 22), // ?
array('div:nth-child(even)', 106),
array('div:nth-child(2n)', 106),
array('div:nth-child(odd)', 137),
array('div:nth-child(2n+1)', 137),
array('div:nth-child(n)', 243),
array('div:last-child', 53),
array('div:first-child', 51),
array('div > div', 242),
array('div + div', 190),
array('div ~ div', 190),
array('body', 1),
array('body div', 243),
array('div', 243),
array('div div', 242),
array('div div div', 241),
array('div, div, div', 243),
array('div, a, span', 243),
array('.dialog', 51),
array('div.dialog', 51),
array('div .dialog', 51),
array('div.character, div.dialog', 99),
array('div.direction.dialog', 0),
array('div.dialog.direction', 0),
array('div.dialog.scene', 1),
array('div.scene.scene', 1),
array('div.scene .scene', 0),
array('div.direction .dialog ', 0),
array('div .dialog .direction', 4),
array('div.dialog .dialog .direction', 4),
array('#speech5', 1),
array('div#speech5', 1),
array('div #speech5', 1),
array('div.scene div.dialog', 49),
array('div#scene1 div.dialog div', 142),
array('#scene1 #speech1', 1),
array('div[class]', 103),
array('div[class=dialog]', 50),
array('div[class^=dia]', 51),
array('div[class$=log]', 50),
array('div[class*=sce]', 1),
array('div[class|=dialog]', 50), // ? Seems right
array('div[class!=madeup]', 243), // ? Seems right
array('div[class~=dialog]', 51), // ? Seems right
);
}
}