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vendor/codeception/phpunit-wrapper/src/Constraint/Crawler.php

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+<?php
+namespace Codeception\PHPUnit\Constraint;
+
+use Codeception\Exception\ElementNotFound;
+use Codeception\Lib\Console\Message;
+use Symfony\Component\DomCrawler\Crawler as DomCrawler;
+use SebastianBergmann\Comparator\ComparisonFailure;
+
+class Crawler extends Page
+{
+    protected function matches($nodes)
+    {
+        /** @var $nodes DomCrawler  * */
+        if (!$nodes->count()) {
+            return false;
+        }
+        if ($this->string === '') {
+            return true;
+        }
+
+        foreach ($nodes as $node) {
+            if (parent::matches($node->nodeValue)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    protected function fail($nodes, $selector, ComparisonFailure $comparisonFailure = null)
+    {
+        /** @var $nodes DomCrawler  * */
+        if (!$nodes->count()) {
+            throw new ElementNotFound($selector, 'Element located either by name, CSS or XPath');
+        }
+
+        $output = "Failed asserting that any element by '$selector'";
+        $output .= $this->uriMessage('on page');
+        $output .= " ";
+
+        if ($nodes->count() < 10) {
+            $output .= $this->nodesList($nodes);
+        } else {
+            $message = new Message("[total %s elements]");
+            $output .= $message->with($nodes->count())->getMessage();
+        }
+        $output .= "\ncontains text '{$this->string}'";
+
+        throw new \PHPUnit\Framework\ExpectationFailedException(
+            $output,
+            $comparisonFailure
+        );
+    }
+
+    protected function failureDescription($other)
+    {
+        $desc = '';
+        foreach ($other as $o) {
+            $desc .= parent::failureDescription($o->textContent);
+        }
+        return $desc;
+    }
+
+    protected function nodesList(DomCrawler $nodes, $contains = null)
+    {
+        $output = "";
+        foreach ($nodes as $node) {
+            if ($contains && strpos($node->nodeValue, $contains) === false) {
+                continue;
+            }
+            $output .= "\n+ " . $node->C14N();
+        }
+        return $output;
+    }
+}