feature #18184 [DomCrawler] Expose getter for uri (hason)

This PR was merged into the 3.1-dev branch.

Discussion
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[DomCrawler] Expose getter for uri

| Q             | A
| ------------- | ---
| Branch        |
| Bug fix?      | no
| New feature?  | yes
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets |
| License       | MIT
| Doc PR        |

Same as #18143

Commits
-------

baebdb4 [DomCrawler] Exposed getter for uri

src/Symfony/Component/DomCrawler/Crawler.php

@@ -70,6 +70,16 @@ class Crawler implements \Countable, \IteratorAggregate
         $this->add($node);
     }
 
+    /**
+     * Returns the current URI.
+     *
+     * @return string
+     */
+    public function getUri()
+    {
+        return $this->uri;
+    }
+
     /**
      * Returns base href.
      *

src/Symfony/Component/DomCrawler/Tests/CrawlerTest.php

@@ -27,6 +27,13 @@ class CrawlerTest extends \PHPUnit_Framework_TestCase
         $this->assertCount(1, $crawler, '__construct() takes a node as a first argument');
     }
 
+    public function testGetUri()
+    {
+        $uri = 'http://symfony.com';
+        $crawler = new Crawler(null,  $uri);
+        $this->assertEquals($uri, $crawler->getUri());
+    }
+
     public function testGetBaseHref()
     {
         $baseHref = 'http://symfony.com';