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Test Info: Warnings
-
CI results over the last 21 days7,461Runs99.97%Pass1Failures1Timeouts0Crashes0Skips
Runs with issues per day (up to 0.5%) Oct 18Nov 7- Failures
- Timeouts
- Manifest: dom/indexedDB/test/unit/xpcshell-parent-process.toml
/**
* Any copyright is dedicated to the Public Domain.
*/
const { PrincipalUtils } = ChromeUtils.importESModule(
);
const { QuotaUtils } = ChromeUtils.importESModule(
);
const { IndexedDBUtils } = ChromeUtils.importESModule(
);
async function resetAndInitTemporaryStorage() {
let request = Services.qms.reset();
await QuotaUtils.requestFinished(request);
request = Services.qms.init();
await QuotaUtils.requestFinished(request);
request = Services.qms.initTemporaryStorage();
await QuotaUtils.requestFinished(request);
}
async function getCachedUsage(principal) {
const request = Services.qms.getCachedUsageForPrincipal(principal);
return QuotaUtils.requestFinished(request);
}
function getDatabaseFilenameBase(idbDirectory) {
for (const file of idbDirectory.directoryEntries) {
if (file.leafName.endsWith(".sqlite")) {
return file.leafName.slice(0, -".sqlite".length);
}
}
return null;
}
/**
* This test verifies that a failure to remove an obsolete database (one with
* an idb-deleting- marker file) doesn't fail temporary storage initialization,
* that the files left behind still count towards the origin usage, and that
* removing them later doesn't make the usage drift.
*/
/* exported testSteps */
async function testSteps() {
const name = "obsoleteDatabaseRemovalFailure";
info("Creating database");
{
const request = indexedDB.openForPrincipal(principal, name);
request.onupgradeneeded = function (event) {
const objectStore = event.target.result.createObjectStore("store");
objectStore.add(new Blob([new Uint8Array(100000)]), 1);
};
const database = await IndexedDBUtils.requestFinished(request);
database.close();
}
await resetAndInitTemporaryStorage();
const usageBefore = await getCachedUsage(principal);
Assert.greater(usageBefore, 0, "Origin has usage");
info("Marking database as obsolete");
const idbDirectory = getRelativeFile(
"storage/default/https+++example.com/idb"
);
const filenameBase = getDatabaseFilenameBase(idbDirectory);
Assert.ok(filenameBase, "Found database file");
const markerFile = idbDirectory.clone();
markerFile.append("idb-deleting-" + filenameBase);
markerFile.create(Ci.nsIFile.NORMAL_FILE_TYPE, 0o644);
info("Initializing temporary storage with failing database removal");
await QuotaUtils.withArtificialFailures(
Ci.nsIQuotaArtificialFailure.CATEGORY_REMOVE_DATABASE_FILES,
/* probability */ 100,
Cr.NS_ERROR_FILE_ACCESS_DENIED,
resetAndInitTemporaryStorage
);
Assert.ok(markerFile.exists(), "Marker file still exists");
const usageWithLeftovers = await getCachedUsage(principal);
Assert.equal(
usageWithLeftovers,
usageBefore,
"Leftover database files count towards usage"
);
info("Deleting database");
{
const request = indexedDB.deleteForPrincipal(principal, name);
await IndexedDBUtils.requestFinished(request);
}
Assert.ok(!markerFile.exists(), "Marker file was removed");
const usageAfter = await getCachedUsage(principal);
Assert.equal(usageAfter, 0, "Removing leftovers didn't make usage drift");
}