1 files changed, 94 insertions, 0 deletions
diff --git a/apps/files_sharing/tests/PropagationTestCase.php b/apps/files_sharing/tests/PropagationTestCase.php
new file mode 100644
index 00000000000..98bf5ad92fd
--- /dev/null
+++ b/apps/files_sharing/tests/PropagationTestCase.php
@@ -0,0 +1,94 @@
+<?php
+
+/**
+ * SPDX-FileCopyrightText: 2019-2024 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-FileCopyrightText: 2016 ownCloud, Inc.
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+namespace OCA\Files_Sharing\Tests;
+
+use OC\Files\View;
+use OCA\Files_Sharing\Helper;
+use OCP\IUserSession;
+use OCP\Server;
+
+abstract class PropagationTestCase extends TestCase {
+	/**
+	 * @var View
+	 */
+	protected $rootView;
+	protected $fileIds = []; // [$user=>[$path=>$id]]
+	protected $fileEtags = []; // [$id=>$etag]
+
+	public static function setUpBeforeClass(): void {
+		parent::setUpBeforeClass();
+		Helper::registerHooks();
+	}
+
+	protected function setUp(): void {
+		parent::setUp();
+		$this->setUpShares();
+	}
+
+	protected function tearDown(): void {
+		\OC_Hook::clear('OC_Filesystem', 'post_write');
+		\OC_Hook::clear('OC_Filesystem', 'post_delete');
+		\OC_Hook::clear('OC_Filesystem', 'post_rename');
+		\OC_Hook::clear('OCP\Share', 'post_update_permissions');
+		parent::tearDown();
+	}
+
+	abstract protected function setUpShares();
+
+	/**
+	 * @param string[] $users
+	 * @param string $subPath
+	 */
+	protected function assertEtagsChanged($users, $subPath = '') {
+		$oldUser = Server::get(IUserSession::class)->getUser();
+		foreach ($users as $user) {
+			$this->loginAsUser($user);
+			$id = $this->fileIds[$user][$subPath];
+			$path = $this->rootView->getPath($id);
+			$etag = $this->rootView->getFileInfo($path)->getEtag();
+			$this->assertNotEquals($this->fileEtags[$id], $etag, 'Failed asserting that the etag for "' . $subPath . '" of user ' . $user . ' has changed');
+			$this->fileEtags[$id] = $etag;
+		}
+		$this->loginAsUser($oldUser->getUID());
+	}
+
+	/**
+	 * @param string[] $users
+	 * @param string $subPath
+	 */
+	protected function assertEtagsNotChanged($users, $subPath = '') {
+		$oldUser = Server::get(IUserSession::class)->getUser();
+		foreach ($users as $user) {
+			$this->loginAsUser($user);
+			$id = $this->fileIds[$user][$subPath];
+			$path = $this->rootView->getPath($id);
+			$etag = $this->rootView->getFileInfo($path)->getEtag();
+			$this->assertEquals($this->fileEtags[$id], $etag, 'Failed asserting that the etag for "' . $subPath . '" of user ' . $user . ' has not changed');
+			$this->fileEtags[$id] = $etag;
+		}
+		$this->loginAsUser($oldUser->getUID());
+	}
+
+	/**
+	 * Assert that the etags for the root, /sub1 and /sub1/sub2 have changed
+	 *
+	 * @param string[] $users
+	 */
+	protected function assertEtagsForFoldersChanged($users) {
+		$this->assertEtagsChanged($users);
+
+		$this->assertEtagsChanged($users, 'sub1');
+		$this->assertEtagsChanged($users, 'sub1/sub2');
+	}
+
+	protected function assertAllUnchanged() {
+		$users = [self::TEST_FILES_SHARING_API_USER1, self::TEST_FILES_SHARING_API_USER2,
+			self::TEST_FILES_SHARING_API_USER3, self::TEST_FILES_SHARING_API_USER4];
+		$this->assertEtagsNotChanged($users);
+	}
+}