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Test Info:
/**
* Any copyright is dedicated to the Public Domain.
*/
const { PrincipalUtils } = ChromeUtils.importESModule(
);
const { QuotaUtils } = ChromeUtils.importESModule(
);
const { IndexedDBUtils } = ChromeUtils.importESModule(
);
const { TestUtils } = ChromeUtils.importESModule(
);
async function testNewDatabase() {
const name = "test_slowStorageInitialization.js";
info("Testing origin clearing requested after starting database work");
info("Starting database opening");
const openPromise = (function () {
const request = indexedDB.openForPrincipal(principal, name);
const promise = IndexedDBUtils.requestFinished(request);
return promise;
})();
info("Waiting for database work to start");
await TestUtils.topicObserved("IndexedDB::DatabaseWorkStarted");
info("Starting origin clearing");
const clearPromise = (async function () {
const request = Services.qms.clearStoragesForPrincipal(principal);
const promise = QuotaUtils.requestFinished(request);
return promise;
})();
info("Waiting for database to finish opening");
try {
await openPromise;
ok(false, "Should have thrown");
} catch (e) {
ok(true, "Should have thrown");
Assert.strictEqual(e.name, "UnknownError", "Threw right result code");
}
info("Waiting for origin to finish clearing");
await clearPromise;
}
async function testExistingDatabase() {
const name = "test_slowStorageInitialization.js";
const objectStoreName = "foo";
info("Testing origin clearing requested after starting database work");
info("Ensuring a pre-existing database");
{
const request = indexedDB.openForPrincipal(principal, name);
request.onupgradeneeded = function (event) {
const database = event.target.result;
database.createObjectStore(objectStoreName);
};
const promise = IndexedDBUtils.requestFinished(request);
const database = await promise;
database.close();
}
info("Starting database opening");
const openPromise = (function () {
const request = indexedDB.openForPrincipal(principal, name);
const promise = IndexedDBUtils.requestFinished(request);
return promise;
})();
info("Waiting for database work to start");
await TestUtils.topicObserved("IndexedDB::DatabaseWorkStarted");
info("Starting origin clearing");
const clearPromise = (async function () {
const request = Services.qms.clearStoragesForPrincipal(principal);
const promise = QuotaUtils.requestFinished(request);
return promise;
})();
info("Waiting for database to finish opening");
try {
await openPromise;
ok(false, "Should have thrown");
} catch (e) {
ok(true, "Should have thrown");
Assert.strictEqual(e.name, "AbortError", "Threw right result code");
}
info("Waiting for origin to finish clearing");
await clearPromise;
}
/* exported testSteps */
async function testSteps() {
add_task(
{
pref_set: [
["dom.indexedDB.databaseInitialization.pauseOnIOThreadMs", 2000],
],
},
testNewDatabase
);
add_task(
{
pref_set: [
["dom.indexedDB.databaseInitialization.pauseOnIOThreadMs", 2000],
],
},
testExistingDatabase
);
}