minor #521 Fix tests (derrabus)

This PR was merged into the 1.x branch.

Discussion
----------

Fix tests

Commits
-------

2e8d785 Fix tests

Author: chalasr

composer.json

@@ -22,9 +22,11 @@
     "ext-libxml": "*",
     "php-webdriver/webdriver": "^1.8.2",
     "symfony/browser-kit": "^4.4 || ^5.0",
+    "symfony/dependency-injection": "^4.4 || ^5.0",
     "symfony/deprecation-contracts": "^2.4 || ^3.0",
     "symfony/dom-crawler": "^4.4 || ^5.0",
     "symfony/http-client": "^4.4.11 || ^5.2",
+    "symfony/http-kernel": "^4.4 || ^5.0",
     "symfony/polyfill-php72": "^1.9",
     "symfony/process": "^4.4 || ^5.0"
   },

phpstan.neon

@@ -6,6 +6,8 @@ parameters:
 	bootstrapFiles:
 		- vendor/bin/.phpunit/phpunit/vendor/autoload.php
 	inferPrivatePropertyTypeFromConstructor: true
+	excludePaths:
+	    - tests/DummyKernel.php
 	ignoreErrors:
 		- message: '#.+#'
 		  path: tests/DummyKernel.php
@@ -16,4 +18,6 @@ parameters:
 		# Require a redesign of the underlying Symfony components
 		- '#Call to an undefined method DOMNode::getTagName\(\)\.#'
 		- '#Return type \(void\) of method Symfony\\Component\\Panther\\DomCrawler\\Crawler::clear\(\) should be compatible with return type \(Facebook\\WebDriver\\WebDriverElement\) of method Facebook\\WebDriver\\WebDriverElement::clear\(\)#'
-		- '#Method Symfony\\Component\\Panther\\DomCrawler\\Crawler::getIterator\(\) should return ArrayIterator&iterable<DOMNode> but returns ArrayIterator<\(int\|string\), Facebook\\WebDriver\\WebDriverElement>\.#'
+		- '#Method Symfony\\Component\\Panther\\DomCrawler\\Crawler::getIterator\(\) should return ArrayIterator<int, DOMNode> but returns ArrayIterator<\(int\|string\), Facebook\\WebDriver\\WebDriverElement>\.#'
+		- '#^Expression on left side of \?\? is not nullable\.$#'
+		- '#^PHPDoc type array of property Symfony\\Component\\Panther\\DomCrawler\\Field\\FileFormField\:\:\$value is not covariant with PHPDoc type string of overridden property Symfony\\Component\\DomCrawler\\Field\\FormField\:\:\$value\.$#'

src/DomCrawler/Crawler.php

@@ -38,7 +38,7 @@ public function __construct(array $elements = [], ?WebDriver $webDriver = null,
     {
         $this->uri = $uri;
         $this->webDriver = $webDriver;
-        $this->elements = $elements ?? [];
+        $this->elements = $elements;
     }
 
     public function clear(): void