Do not test against real LCSC provider...

src/Services/InfoProviderSystem/Providers/EmptyProvider.php

@@ -0,0 +1,76 @@
+<?php
+/*
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ *  Copyright (C) 2019 - 2025 Jan Böhmer (https://github.com/jbtronics)
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as published
+ *  by the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+declare(strict_types=1);
+
+
+namespace App\Services\InfoProviderSystem\Providers;
+
+use App\Services\InfoProviderSystem\DTOs\FileDTO;
+use App\Services\InfoProviderSystem\DTOs\PartDetailDTO;
+use App\Services\InfoProviderSystem\DTOs\SearchResultDTO;
+use Symfony\Component\DependencyInjection\Attribute\When;
+
+/**
+ * This is a provider, which is used during tests. It always returns no results.
+ */
+#[When(env: 'test')]
+class EmptyProvider implements InfoProviderInterface
+{
+    public function getProviderInfo(): array
+    {
+        return [
+            'name' => 'Empty Provider',
+            'description' => 'This is a test provider',
+            //'url' => 'https://example.com',
+            'disabled_help' => 'This provider is disabled for testing purposes'
+        ];
+    }
+
+    public function getProviderKey(): string
+    {
+        return 'empty';
+    }
+
+    public function isActive(): bool
+    {
+        return true;
+    }
+
+    public function searchByKeyword(string $keyword): array
+    {
+        return [
+
+        ];
+    }
+
+    public function getCapabilities(): array
+    {
+        return [
+            ProviderCapabilities::BASIC,
+            ProviderCapabilities::FOOTPRINT,
+        ];
+    }
+
+    public function getDetails(string $id): PartDetailDTO
+    {
+        throw new \RuntimeException('No part details available');
+    }
+}

tests/Controller/BulkInfoProviderImportControllerTest.php

@@ -761,12 +761,12 @@ class BulkInfoProviderImportControllerTest extends WebTestCase
 
         // Create field mappings with multiple keywords
         $fieldMappings = [
-            new \App\Services\InfoProviderSystem\DTOs\BulkSearchFieldMappingDTO('name', ['lcsc'], 1)
+            new \App\Services\InfoProviderSystem\DTOs\BulkSearchFieldMappingDTO('empty', ['test'], 1)
         ];
 
         // The service should be able to process the request and throw an exception when no results are found
         try {
-            $bulkService->performBulkSearch([$part], $fieldMappings, false);
+            $response = $bulkService->performBulkSearch([$part], $fieldMappings, false);
             $this->fail('Expected RuntimeException to be thrown when no search results are found');
         } catch (\RuntimeException $e) {
             $this->assertStringContainsString('No search results found', $e->getMessage());