also hard error if the home storage can't be created

Signed-off-by: Robin Appelman <robin@icewind.nl>

lib/private/Files/Mount/MountPoint.php

@@ -171,7 +171,9 @@ class MountPoint implements IMountPoint {
 				$this->invalidStorage = true;
 				if ($this->mountPoint === '/') {
 					// the root storage could not be initialized, show the user!
-					throw new \Exception('The root storage could not be initialized. Please contact your local administrator.', $exception->getCode(), $exception);
+					throw new \Exception('The root storage could not be initialized. Please contact your local administrator.', (int)$exception->getCode(), $exception);
+				} elseif (substr_count($this->mountPoint, '/') == 2) { // home mount is `/<userid/`, all extra mounts have more /'s
+					throw new \Exception('The home storage could not be initialized. Please contact your local administrator.', (int)$exception->getCode(), $exception);
 				} else {
 					\OC::$server->get(LoggerInterface::class)->error($exception->getMessage(), ['exception' => $exception]);
 				}

tests/lib/Files/Mount/MountPointTest.php

@@ -56,7 +56,7 @@ class MountPointTest extends \Test\TestCase {
 		$mountPoint = new \OC\Files\Mount\MountPoint(
 			// just use this because a real class is needed
 			'\Test\Files\Mount\DummyStorage',
-			'/mountpoint',
+			'/mountpoint/test',
 			null,
 			$loader
 		);

tests/lib/TestCase.php

@@ -33,6 +33,7 @@ use OC\Files\Mount\RootMountProvider;
 use OC\Files\SetupManager;
 use OC\Template\Base;
 use OC\User\DisplayNameCache;
+use OC\User\Manager;
 use OCP\Command\IBus;
 use OCP\DB\QueryBuilder\IQueryBuilder;
 use OCP\Defaults;
@@ -149,6 +150,10 @@ abstract class TestCase extends \PHPUnit\Framework\TestCase {
 				call_user_func([$this, $methodName]);
 			}
 		}
+
+		/** @var Manager $userManager */
+		$userManager = \OC::$server->get(Manager::class);
+		$userManager->getDisplayNameCache()->clear();
 	}
 
 	protected function onNotSuccessfulTest(\Throwable $t): void {
@@ -202,7 +207,9 @@ abstract class TestCase extends \PHPUnit\Framework\TestCase {
 			}
 		}
 
-		\OC::$server->get(DisplayNameCache::class)->clear();
+		/** @var Manager $userManager */
+		$userManager = \OC::$server->get(Manager::class);
+		$userManager->getDisplayNameCache()->clear();
 	}
 
 	/**