Add test for #5258

Author: sebastianbergmann

tests/end-to-end/regression/5258.phpt

@@ -0,0 +1,26 @@
+--TEST--
+https://github.com/sebastianbergmann/phpunit/issues/5258
+--FILE--
+<?php declare(strict_types=1);
+$_SERVER['argv'][] = '--do-not-cache-result';
+$_SERVER['argv'][] = '--no-configuration';
+$_SERVER['argv'][] = '--log-junit';
+$_SERVER['argv'][] = '/dev/null';
+$_SERVER['argv'][] = __DIR__ . '/5258/Issue5258Test.php';
+
+require_once __DIR__ . '/../../bootstrap.php';
+
+(new PHPUnit\TextUI\Application)->run($_SERVER['argv']);
+--XFAIL--
+https://github.com/sebastianbergmann/phpunit/issues/5258
+--EXPECTF--
+PHPUnit %s by Sebastian Bergmann and contributors.
+
+Runtime: %s
+
+.S                                                                  2 / 2 (100%)
+
+Time: %s, Memory: %s MB
+
+OK, but some tests were skipped!
+Tests: 2, Assertions: 1, Skipped: 1.

tests/end-to-end/regression/5258/Issue5258Test.php

@@ -0,0 +1,29 @@
+<?php declare(strict_types=1);
+/*
+ * This file is part of PHPUnit.
+ *
+ * (c) Sebastian Bergmann <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+namespace PHPUnit\TestFixture\Issue5258;
+
+use PHPUnit\Framework\Attributes\RequiresPhpExtension;
+use PHPUnit\Framework\Attributes\RunInSeparateProcess;
+use PHPUnit\Framework\TestCase;
+
+final class Issue5258Test extends TestCase
+{
+    public function testOne(): void
+    {
+        $this->assertTrue(true);
+    }
+
+    #[RunInSeparateProcess]
+    #[RequiresPhpExtension('notinstalled')]
+    public function testTwo(): void
+    {
+        $this->assertTrue(true);
+    }
+}