Merge branch '5.4' into 6.0

* 5.4: (26 commits)
  [Dotenv] Fix testBootEnv() to start from a fresh context
  fix tests
  relax expected exception message for forward-compatibility with 5.4
  fix expected exception messages after changes made in Definition class
  [DependencyInjection] show class name on DI errors
  skip command completion tests with older Symfony Console versions
  Use GitHub issue form templates
  Fix CS
  add ResponseIsUnprocessable
  Add missing translations for Persian (fa)
  skip command completion tests with older Symfony Console versions
  prevent issues with timezones and DST by using only UNIX timestamps
  Add the missing translations for Bahasa Indonesia (id)
  [Finder] Fix .gitignore infinite loop
  Update README.md
  fix messenger DI dependency for registerAttributeForAutoconfiguration
  [Messenger] Autoconfigurable attributes
  Fix deprecations on PHP 8.2
  [Dotenv] Fix testLoadEnv() .env.dist isolation
  Since 5.0, throws \UnexpectedValueException has been removed.
  ...

Author: nicolas-grekas

Response.php

@@ -387,8 +387,6 @@ public function send(): static
      * Sets the response content.
      *
      * @return $this
-     *
-     * @throws \UnexpectedValueException
      */
     public function setContent(?string $content): static
     {

Test/Constraint/ResponseIsUnprocessable.php

@@ -0,0 +1,56 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpFoundation\Test\Constraint;
+
+use PHPUnit\Framework\Constraint\Constraint;
+use Symfony\Component\HttpFoundation\Response;
+
+final class ResponseIsUnprocessable extends Constraint
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function toString(): string
+    {
+        return 'is unprocessable';
+    }
+
+    /**
+     * @param Response $other
+     *
+     * {@inheritdoc}
+     */
+    protected function matches($other): bool
+    {
+        return Response::HTTP_UNPROCESSABLE_ENTITY === $other->getStatusCode();
+    }
+
+    /**
+     * @param Response $other
+     *
+     * {@inheritdoc}
+     */
+    protected function failureDescription($other): string
+    {
+        return 'the Response '.$this->toString();
+    }
+
+    /**
+     * @param Response $other
+     *
+     * {@inheritdoc}
+     */
+    protected function additionalFailureDescription($other): string
+    {
+        return (string) $other;
+    }
+}

Tests/Test/Constraint/ResponseIsUnprocessableTest.php

@@ -0,0 +1,27 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpFoundation\Tests\Test\Constraint;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpFoundation\Test\Constraint\ResponseIsUnprocessable;
+
+class ResponseIsUnprocessableTest extends TestCase
+{
+    public function testConstraint()
+    {
+        $constraint = new ResponseIsUnprocessable();
+
+        $this->assertTrue($constraint->evaluate(new Response('', 422), '', true));
+        $this->assertFalse($constraint->evaluate(new Response(), '', true));
+    }
+}