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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
const { TestUtils } = ChromeUtils.importESModule(
"resource://testing-common/TestUtils.sys.mjs"
);
const { Database } = ChromeUtils.import(
"resource://services-settings/Database.jsm"
);
const { RemoteSettingsWorker } = ChromeUtils.import(
"resource://services-settings/RemoteSettingsWorker.jsm"
);
const { RemoteSettingsClient } = ChromeUtils.import(
"resource://services-settings/RemoteSettingsClient.jsm"
);
add_task(async function test_shutdown_abort_after_start() {
// Start a forever transaction:
let counter = 0;
let transactionStarted;
let startedPromise = new Promise(r => {
transactionStarted = r;
});
let promise = Database._executeIDB(
"records",
store => {
// Signal we've started.
transactionStarted();
function makeRequest() {
if (++counter > 1000) {
Assert.ok(
false,
"We ran 1000 requests and didn't get aborted, what?"
);
return;
}
dump("Making request " + counter + "\n");
const request = store
.index("cid")
.openCursor(IDBKeyRange.only("foopydoo/foo"));
request.onsuccess = event => {
makeRequest();
};
}
makeRequest();
},
{ mode: "readonly" }
);
// Wait for the transaction to start.
await startedPromise;
Database._shutdownHandler(); // should abort the readonly transaction.
let rejection;
await promise.catch(e => {
rejection = e;
});
ok(rejection, "Promise should have rejected.");
// Now clear the shutdown flag and rejection error:
Database._cancelShutdown();
rejection = null;
});
add_task(async function test_shutdown_immediate_abort() {
// Now abort directly from the successful request.
let promise = Database._executeIDB(
"records",
store => {
let request = store
.index("cid")
.openCursor(IDBKeyRange.only("foopydoo/foo"));
request.onsuccess = event => {
// Abort immediately.
Database._shutdownHandler();
request = store
.index("cid")
.openCursor(IDBKeyRange.only("foopydoo/foo"));
Assert.ok(false, "IndexedDB allowed opening a cursor after aborting?!");
};
},
{ mode: "readonly" }
);
let rejection;
// Wait for the abort
await promise.catch(e => {
rejection = e;
});
ok(rejection, "Directly aborted promise should also have rejected.");
// Now clear the shutdown flag and rejection error:
Database._cancelShutdown();
});
add_task(async function test_shutdown_worker() {
let client = new RemoteSettingsClient("language-dictionaries");
const before = await client.get({ syncIfEmpty: false });
Assert.equal(before.length, 0);
let records = [{}];
let importPromise = RemoteSettingsWorker._execute(
"_test_only_import",
["main", "language-dictionaries", records, 0],
{ mustComplete: true }
);
let stringifyPromise = RemoteSettingsWorker.canonicalStringify(
[],
[],
Date.now()
);
// Change the idle time so we shut the worker down even though we can't
// set gShutdown from outside of the worker management code.
Services.prefs.setIntPref(
"services.settings.worker_idle_max_milliseconds",
1
);
RemoteSettingsWorker._abortCancelableRequests();
await Assert.rejects(
stringifyPromise,
/Shutdown/,
"Should have aborted the stringify request at shutdown."
);
await Assert.rejects(
importPromise,
/shutting down/,
"Ensure imports get aborted during shutdown"
);
const after = await client.get({ syncIfEmpty: false });
Assert.equal(after.length, 0);
await TestUtils.waitForCondition(() => !RemoteSettingsWorker.worker);
Assert.ok(
!RemoteSettingsWorker.worker,
"Worker should have been terminated."
);
});
|
