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<?php |
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namespace Overwatch\ServiceBundle\Expectation; |
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use GuzzleHttp\Client as HttpClient; |
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use Overwatch\ExpectationBundle\Exception as Result; |
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use Overwatch\ExpectationBundle\Expectation\ExpectationInterface; |
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use Symfony\Component\DomCrawler\Crawler; |
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/** |
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* ToContainTextExpectation |
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* Expectation that takes a plain string or regular expression. If the document |
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* has a DOM, each element's textual content will be checked for |
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*/ |
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class ToContainTextExpectation implements ExpectationInterface { |
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private $expectationConfig; |
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private $httpClient; |
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36 |
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public function __construct(array $expectationConfig, array $httpClientConfig = []) |
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{ |
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$this->expectationConfig = $expectationConfig; |
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$this->httpClient = new HttpClient($httpClientConfig); |
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} |
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public function run($actual, $expected = '') |
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{ |
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if (!filter_var($actual, FILTER_VALIDATE_URL, FILTER_FLAG_PATH_REQUIRED)) { |
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throw new \InvalidArgumentException('The actual value provided is not a valid URL'); |
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} |
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$response = $this->httpClient->get( |
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$actual, |
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[ |
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'allow_redirects' => false, |
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'http_errors' => !$this->expectationConfig['allow_errors'], |
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'timeout' => $this->expectationConfig['timeout'] |
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] |
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); |
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if (in_array($response->getHeader('Content-Type')[0], $this->expectationConfig['crawlable_types'])) { |
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if (!$this->crawlResponse($response->getBody(), $expected)) { |
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throw new Result\ExpectationFailedException(sprintf( |
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'Expected %s to contain the text "%s", but wasn\'t found in the textual content of any element', |
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1 |
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$actual, |
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$expected |
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1 |
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)); |
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} |
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} elseif (!$this->findInString($response->getBody(), $expected)) { |
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throw new Result\ExpectationFailedException(sprintf( |
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'Expected %s to contain the text "%s", but wasn\'t found in the response', |
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$actual, |
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$expected |
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)); |
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} |
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return sprintf( |
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'Found the text "%s" on %s', |
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$expected, |
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$actual |
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); |
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} |
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private function crawlResponse($response, $needle) { |
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$crawler = new Crawler((string) $response); |
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foreach ($crawler as $element) { |
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if ($this->findInString($element->nodeValue, $needle)) { |
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return true; |
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} |
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1 |
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} |
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1 |
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return false; |
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} |
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private function findInString($haystack, $needle) { |
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$result = @preg_match($needle, $haystack); |
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if ($result === false) { |
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return (strstr($haystack, $needle) !== false); |
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} else { |
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return ($result === 1); |
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} |
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} |
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} |
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zsturgess /
overwatch
