From def92d1b8e9d373e2f6f27c366d578d97d8960c6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 15 May 2024 05:34:50 +0200
Subject: Merging upstream version 126.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../tests/xpcshell/test_MiscDataBackupResource.js  | 113 +++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100644 browser/components/backup/tests/xpcshell/test_MiscDataBackupResource.js

(limited to 'browser/components/backup/tests/xpcshell/test_MiscDataBackupResource.js')

diff --git a/browser/components/backup/tests/xpcshell/test_MiscDataBackupResource.js b/browser/components/backup/tests/xpcshell/test_MiscDataBackupResource.js
new file mode 100644
index 0000000000..e57dd50cd3
--- /dev/null
+++ b/browser/components/backup/tests/xpcshell/test_MiscDataBackupResource.js
@@ -0,0 +1,113 @@
+/* Any copyright is dedicated to the Public Domain.
+https://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const { MiscDataBackupResource } = ChromeUtils.importESModule(
+  "resource:///modules/backup/MiscDataBackupResource.sys.mjs"
+);
+
+/**
+ * Tests that we can measure miscellaneous files in the profile directory.
+ */
+add_task(async function test_measure() {
+  Services.fog.testResetFOG();
+
+  const EXPECTED_MISC_KILOBYTES_SIZE = 241;
+  const tempDir = await IOUtils.createUniqueDirectory(
+    PathUtils.tempDir,
+    "MiscDataBackupResource-measurement-test"
+  );
+
+  const mockFiles = [
+    { path: "times.json", sizeInKB: 5 },
+    { path: "enumerate_devices.txt", sizeInKB: 1 },
+    { path: "protections.sqlite", sizeInKB: 100 },
+    { path: "SiteSecurityServiceState.bin", sizeInKB: 10 },
+    { path: ["storage", "permanent", "chrome", "123ABC.sqlite"], sizeInKB: 40 },
+    { path: ["storage", "permanent", "chrome", "456DEF.sqlite"], sizeInKB: 40 },
+    {
+      path: ["storage", "permanent", "chrome", "mockIDBDir", "890HIJ.sqlite"],
+      sizeInKB: 40,
+    },
+  ];
+
+  await createTestFiles(tempDir, mockFiles);
+
+  let miscDataBackupResource = new MiscDataBackupResource();
+  await miscDataBackupResource.measure(tempDir);
+
+  let measurement = Glean.browserBackup.miscDataSize.testGetValue();
+  let scalars = TelemetryTestUtils.getProcessScalars("parent", false, false);
+
+  TelemetryTestUtils.assertScalar(
+    scalars,
+    "browser.backup.misc_data_size",
+    measurement,
+    "Glean and telemetry measurements for misc data should be equal"
+  );
+  Assert.equal(
+    measurement,
+    EXPECTED_MISC_KILOBYTES_SIZE,
+    "Should have collected the correct glean measurement for misc files"
+  );
+
+  await maybeRemovePath(tempDir);
+});
+
+add_task(async function test_backup() {
+  let sandbox = sinon.createSandbox();
+
+  let miscDataBackupResource = new MiscDataBackupResource();
+  let sourcePath = await IOUtils.createUniqueDirectory(
+    PathUtils.tempDir,
+    "MiscDataBackupResource-source-test"
+  );
+  let stagingPath = await IOUtils.createUniqueDirectory(
+    PathUtils.tempDir,
+    "MiscDataBackupResource-staging-test"
+  );
+
+  const simpleCopyFiles = [
+    { path: "times.json" },
+    { path: "enumerate_devices.txt" },
+    { path: "SiteSecurityServiceState.bin" },
+  ];
+  await createTestFiles(sourcePath, simpleCopyFiles);
+
+  // We have no need to test that Sqlite.sys.mjs's backup method is working -
+  // this is something that is tested in Sqlite's own tests. We can just make
+  // sure that it's being called using sinon. Unfortunately, we cannot do the
+  // same thing with IOUtils.copy, as its methods are not stubbable.
+  let fakeConnection = {
+    backup: sandbox.stub().resolves(true),
+    close: sandbox.stub().resolves(true),
+  };
+  sandbox.stub(Sqlite, "openConnection").returns(fakeConnection);
+
+  await miscDataBackupResource.backup(stagingPath, sourcePath);
+
+  await assertFilesExist(stagingPath, simpleCopyFiles);
+
+  // Next, we'll make sure that the Sqlite connection had `backup` called on it
+  // with the right arguments.
+  Assert.ok(
+    fakeConnection.backup.calledOnce,
+    "Called backup the expected number of times for all connections"
+  );
+  Assert.ok(
+    fakeConnection.backup.firstCall.calledWith(
+      PathUtils.join(stagingPath, "protections.sqlite")
+    ),
+    "Called backup on the protections.sqlite Sqlite connection"
+  );
+
+  // Bug 1890585 - we don't currently have the ability to copy the
+  // chrome-privileged IndexedDB databases under storage/permanent/chrome, so
+  // we'll just skip testing that for now.
+
+  await maybeRemovePath(stagingPath);
+  await maybeRemovePath(sourcePath);
+
+  sandbox.restore();
+});
-- 
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