From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../test/unit/test_usageAfterMigration.js          | 164 +++++++++++++++++++++
 1 file changed, 164 insertions(+)
 create mode 100644 dom/localstorage/test/unit/test_usageAfterMigration.js

(limited to 'dom/localstorage/test/unit/test_usageAfterMigration.js')

diff --git a/dom/localstorage/test/unit/test_usageAfterMigration.js b/dom/localstorage/test/unit/test_usageAfterMigration.js
new file mode 100644
index 0000000000..a0bd5efd5b
--- /dev/null
+++ b/dom/localstorage/test/unit/test_usageAfterMigration.js
@@ -0,0 +1,164 @@
+/**
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+add_task(async function testSteps() {
+  const principal = getPrincipal("http://example.com");
+
+  const dataFile = getRelativeFile(
+    "storage/default/http+++example.com/ls/data.sqlite"
+  );
+
+  const usageJournalFile = getRelativeFile(
+    "storage/default/http+++example.com/ls/usage-journal"
+  );
+
+  const usageFile = getRelativeFile(
+    "storage/default/http+++example.com/ls/usage"
+  );
+
+  const data = {};
+  data.key = "foo";
+  data.value = "bar";
+  data.usage = data.key.length + data.value.length;
+
+  async function createStorageForMigration(createUsageDir) {
+    info("Clearing");
+
+    let request = clear();
+    await requestFinished(request);
+
+    info("Installing package");
+
+    // The profile contains storage.sqlite and webappsstore.sqlite. The file
+    // create_db.js in the package was run locally, specifically it was
+    // temporarily added to xpcshell.ini and then executed:
+    // mach xpcshell-test --interactive dom/localstorage/test/unit/create_db.js
+    installPackage("usageAfterMigration_profile");
+
+    if (createUsageDir) {
+      // Origin must be initialized before the usage dir is created.
+
+      info("Initializing storage");
+
+      request = initStorage();
+      await requestFinished(request);
+
+      info("Initializing temporary storage");
+
+      request = initTemporaryStorage();
+      await requestFinished(request);
+
+      info("Initializing origin");
+
+      request = initTemporaryOrigin("default", principal);
+      await requestFinished(request);
+
+      info("Creating usage as a directory");
+
+      // This will cause a failure during migration.
+      usageFile.create(Ci.nsIFile.DIRECTORY_TYPE, parseInt("0755", 8));
+    }
+  }
+
+  function verifyData() {
+    ok(dataFile.exists(), "Data file does exist");
+  }
+
+  async function verifyUsage(success) {
+    info("Verifying usage in memory");
+
+    let request = getOriginUsage(principal, /* fromMemory */ true);
+    await requestFinished(request);
+
+    if (success) {
+      is(request.result.usage, data.usage, "Correct usage");
+    } else {
+      is(request.result.usage, 0, "Zero usage");
+    }
+
+    info("Verifying usage on disk");
+
+    if (success) {
+      ok(!usageJournalFile.exists(), "Usage journal file doesn't exist");
+      ok(usageFile.exists(), "Usage file does exist");
+      let usage = await readUsageFromUsageFile(usageFile);
+      is(usage, data.usage, "Correct usage");
+    } else {
+      ok(usageJournalFile.exists(), "Usage journal file does exist");
+      ok(usageFile.exists(), "Usage file does exist");
+    }
+  }
+
+  info("Setting prefs");
+
+  Services.prefs.setBoolPref(
+    "dom.storage.enable_unsupported_legacy_implementation",
+    false
+  );
+
+  info("Stage 1 - Testing usage after successful data migration");
+
+  await createStorageForMigration(/* createUsageDir */ false);
+
+  info("Getting storage");
+
+  let storage = getLocalStorage(principal);
+
+  info("Opening");
+
+  storage.open();
+
+  verifyData();
+
+  await verifyUsage(/* success */ true);
+
+  info("Stage 2 - Testing usage after unsuccessful data migration");
+
+  await createStorageForMigration(/* createUsageDir */ true);
+
+  info("Getting storage");
+
+  storage = getLocalStorage(principal);
+
+  info("Opening");
+
+  try {
+    storage.open();
+    ok(false, "Should have thrown");
+  } catch (ex) {
+    ok(true, "Did throw");
+  }
+
+  verifyData();
+
+  await verifyUsage(/* success */ false);
+
+  info("Stage 3 - Testing usage after unsuccessful/successful data migration");
+
+  await createStorageForMigration(/* createUsageDir */ true);
+
+  info("Getting storage");
+
+  storage = getLocalStorage(principal);
+
+  info("Opening");
+
+  try {
+    storage.open();
+    ok(false, "Should have thrown");
+  } catch (ex) {
+    ok(true, "Did throw");
+  }
+
+  usageFile.remove(true);
+
+  info("Opening");
+
+  storage.open();
+
+  verifyData();
+
+  await verifyUsage(/* success */ true);
+});
-- 
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