From 2b61b5e36e9a035e24dd3422f034b1966e80fb1d Mon Sep 17 00:00:00 2001
From: Wim Leers <44946-wimleers@users.noreply.drupalcode.org>
Date: Mon, 23 Jan 2023 16:26:55 -0500
Subject: [PATCH] Issue #3332655 by Wim Leers: Ensure
 \Drupal\Tests\package_manager\Kernel\PackageManagerKernelTestBase::createTestProject()
 can only be called 1x

---
 .../tests/src/Kernel/PackageManagerKernelTestBase.php     | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/package_manager/tests/src/Kernel/PackageManagerKernelTestBase.php b/package_manager/tests/src/Kernel/PackageManagerKernelTestBase.php
index 09d891a486..8e7be4213d 100644
--- a/package_manager/tests/src/Kernel/PackageManagerKernelTestBase.php
+++ b/package_manager/tests/src/Kernel/PackageManagerKernelTestBase.php
@@ -221,6 +221,14 @@ abstract class PackageManagerKernelTestBase extends KernelTestBase {
    *   test project and used as the active directory.
    */
   protected function createTestProject(?string $source_dir = NULL): void {
+    static $called;
+    if (isset($called)) {
+      throw new \LogicException('Only one test project should be created per kernel test method!');
+    }
+    else {
+      $called = TRUE;
+    }
+
     $source_dir = $source_dir ?? __DIR__ . '/../../fixtures/fake_site';
     $root = DrupalFileSystem::getOsTemporaryDirectory() . DIRECTORY_SEPARATOR . 'package_manager_testing_root' . $this->databasePrefix;
     $fs = new Filesystem();
-- 
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