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<?php declare(strict_types=1); |
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namespace MOrtola\BehatSEOContexts\Context; |
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use Behat\Behat\Tester\Exception\PendingException; |
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use HtmlValidator\Exception\ServerException; |
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use HtmlValidator\Exception\UnknownParserException; |
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use HtmlValidator\Validator; |
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use InvalidArgumentException; |
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use Webmozart\Assert\Assert; |
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class HTMLContext extends BaseContext |
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{ |
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const VALIDATION_SERVICES = [ |
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Validator::DEFAULT_VALIDATOR_URL, |
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'https://validator.nu/', |
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'https://validator.w3.org/nu/', |
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]; |
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private const HTML5_DOCTYPE_MARKUP = '<!doctype html>'; |
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/** |
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* @Then the page HTML markup should be valid |
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*/ |
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public function thePageHtmlMarkupShouldBeValid(): void |
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{ |
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$validated = false; |
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$validationErrors = []; |
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foreach (self::VALIDATION_SERVICES as $validatorService) { |
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try { |
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$validator = new Validator($validatorService); |
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$validatorResult = $validator->validateDocument($this->getSession()->getPage()->getContent()); |
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$validated = true; |
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$validationErrors = $validatorResult->getErrors(); |
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break; |
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} catch (ServerException | UnknownParserException $e) { |
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// @ignoreException |
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} |
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} |
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if (!$validated) { |
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throw new PendingException('HTML validation services are not working'); |
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} |
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if (isset($validationErrors[0])) { |
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throw new InvalidArgumentException( |
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sprintf( |
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'HTML markup validation error: Line %s: "%s" - %s in %s', |
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$validationErrors[0]->getFirstLine(), |
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$validationErrors[0]->getExtract(), |
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$validationErrors[0]->getText(), |
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$this->getCurrentUrl() |
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) |
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); |
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} |
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} |
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/** |
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* @Then the page HTML markup should not be valid |
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*/ |
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public function thePageHtmlMarkupShouldNotBeValid(): void |
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{ |
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$this->assertInverse( |
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[$this, 'thePageHtmlMarkupShouldBeValid'], |
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'HTML markup should not be valid.' |
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); |
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} |
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/** |
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* @Then the page HTML5 doctype declaration should be valid |
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*/ |
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public function thePageHtml5DoctypeDeclarationShouldBeValid(): void |
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{ |
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Assert::eq( |
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self::HTML5_DOCTYPE_MARKUP, |
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$this->getFirstLineOfPageContent() |
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); |
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} |
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/** |
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* @Then the page HTML5 doctype declaration should not be valid |
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*/ |
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public function thePageHtml5DoctypeDeclarationShouldNotBeValid(): void |
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{ |
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Assert::notEq( |
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self::HTML5_DOCTYPE_MARKUP, |
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$this->getFirstLineOfPageContent() |
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); |
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} |
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private function getFirstLineOfPageContent(): string |
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{ |
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$pageContent = $this->getSession()->getPage()->getContent(); |
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$pageContentLines = explode(PHP_EOL, $pageContent); |
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return trim(strtolower($pageContentLines[0])); |
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} |
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} |
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marcortola /
behat-seo-contexts
