1 files changed, 74 insertions, 0 deletions
diff --git a/apps/files_external/src/utils/externalStorageUtils.spec.ts b/apps/files_external/src/utils/externalStorageUtils.spec.ts
new file mode 100644
index 00000000000..a6a29e27a7c
--- /dev/null
+++ b/apps/files_external/src/utils/externalStorageUtils.spec.ts
@@ -0,0 +1,74 @@
+/**
+ * SPDX-FileCopyrightText: 2023 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+import { File, Folder, Permission } from '@nextcloud/files'
+import { describe, expect, test } from 'vitest'
+import { isNodeExternalStorage } from './externalStorageUtils'
+
+describe('Is node an external storage', () => {
+	test('A Folder with a backend and a valid scope is an external storage', () => {
+		const folder = new Folder({
+			id: 1,
+			source: 'https://cloud.domain.com/remote.php/dav/files/admin/Foo/',
+			owner: 'admin',
+			permissions: Permission.ALL,
+			attributes: {
+				scope: 'personal',
+				backend: 'SFTP',
+			},
+		})
+		expect(isNodeExternalStorage(folder)).toBe(true)
+	})
+
+	test('a File is not a valid storage', () => {
+		const file = new File({
+			id: 1,
+			source: 'https://cloud.domain.com/remote.php/dav/files/admin/foobar.txt',
+			owner: 'admin',
+			mime: 'text/plain',
+			permissions: Permission.ALL,
+		})
+		expect(isNodeExternalStorage(file)).toBe(false)
+	})
+
+	test('A Folder without a backend is not a storage', () => {
+		const folder = new Folder({
+			id: 1,
+			source: 'https://cloud.domain.com/remote.php/dav/files/admin/Foo/',
+			owner: 'admin',
+			permissions: Permission.ALL,
+			attributes: {
+				scope: 'personal',
+			},
+		})
+		expect(isNodeExternalStorage(folder)).toBe(false)
+	})
+
+	test('A Folder without a scope is not a storage', () => {
+		const folder = new Folder({
+			id: 1,
+			source: 'https://cloud.domain.com/remote.php/dav/files/admin/Foo/',
+			owner: 'admin',
+			permissions: Permission.ALL,
+			attributes: {
+				backend: 'SFTP',
+			},
+		})
+		expect(isNodeExternalStorage(folder)).toBe(false)
+	})
+
+	test('A Folder with an invalid scope is not a storage', () => {
+		const folder = new Folder({
+			id: 1,
+			source: 'https://cloud.domain.com/remote.php/dav/files/admin/Foo/',
+			owner: 'admin',
+			permissions: Permission.ALL,
+			attributes: {
+				scope: 'null',
+				backend: 'SFTP',
+			},
+		})
+		expect(isNodeExternalStorage(folder)).toBe(false)
+	})
+})