Source code
Revision control
Copy as Markdown
Other Tools
Test Info:
/**
* Any copyright is dedicated to the Public Domain.
*/
var testGenerator = testSteps();
function* testSteps() {
function testInvalidStateError(aDb, aTxn) {
try {
info("The db shall become invalid after closed.");
aDb.transaction("store");
ok(false, "InvalidStateError shall be thrown.");
} catch (e) {
ok(e instanceof DOMException, "got a database exception");
is(e.name, "InvalidStateError", "correct error");
}
try {
info("The txn shall become invalid after closed.");
aTxn.objectStore("store");
ok(false, "InvalidStateError shall be thrown.");
} catch (e) {
ok(e instanceof DOMException, "got a database exception");
is(e.name, "InvalidStateError", "correct error");
}
}
const name = this.window
? window.location.pathname
: "test_database_onclose.js";
info("#1: Verifying IDBDatabase.onclose after cleared by the agent.");
let openRequest = indexedDB.open(name, 1);
openRequest.onerror = errorHandler;
openRequest.onsuccess = unexpectedSuccessHandler;
openRequest.onupgradeneeded = grabEventAndContinueHandler;
ok(openRequest instanceof IDBOpenDBRequest, "Expect an IDBOpenDBRequest");
let event = yield undefined;
is(event.type, "upgradeneeded", "Expect an upgradeneeded event");
ok(event instanceof IDBVersionChangeEvent, "Expect a versionchange event");
let db = event.target.result;
db.createObjectStore("store");
openRequest.onsuccess = grabEventAndContinueHandler;
event = yield undefined;
is(event.type, "success", "Expect a success event");
is(event.target, openRequest, "Event has right target");
ok(event.target.result instanceof IDBDatabase, "Result should be a database");
is(db.objectStoreNames.length, 1, "Expect an objectStore here");
let txn = db.transaction("store", "readwrite");
let objectStore = txn.objectStore("store");
clearAllDatabases(continueToNextStep);
db.onclose = grabEventAndContinueHandler;
event = yield undefined;
is(event.type, "close", "Expect a close event");
is(event.target, db, "Correct target");
info("Wait for callback of clearAllDatabases().");
yield undefined;
testInvalidStateError(db, txn);
info(
"#2: Verifying IDBDatabase.onclose && IDBTransaction.onerror " +
"in *write* operation after cleared by the agent."
);
openRequest = indexedDB.open(name, 1);
openRequest.onerror = errorHandler;
openRequest.onsuccess = unexpectedSuccessHandler;
openRequest.onupgradeneeded = grabEventAndContinueHandler;
ok(openRequest instanceof IDBOpenDBRequest, "Expect an IDBOpenDBRequest");
event = yield undefined;
is(event.type, "upgradeneeded", "Expect an upgradeneeded event");
ok(event instanceof IDBVersionChangeEvent, "Expect a versionchange event");
db = event.target.result;
db.createObjectStore("store");
openRequest.onsuccess = grabEventAndContinueHandler;
event = yield undefined;
is(event.type, "success", "Expect a success event");
is(event.target, openRequest, "Event has right target");
ok(event.target.result instanceof IDBDatabase, "Result should be a database");
is(db.objectStoreNames.length, 1, "Expect an objectStore here");
txn = db.transaction("store", "readwrite");
objectStore = txn.objectStore("store");
let objectId = 0;
while (true) {
let addRequest = objectStore.add({ foo: "foo" }, objectId);
addRequest.onerror = function () {
info("addRequest.onerror, objectId: " + objectId);
txn.onerror = grabEventAndContinueHandler;
testGenerator.next(true);
};
addRequest.onsuccess = function () {
testGenerator.next(false);
};
if (objectId == 0) {
clearAllDatabases(() => {
info("clearAllDatabases is done.");
continueToNextStep();
});
}
objectId++;
let aborted = yield undefined;
if (aborted) {
break;
}
}
event = yield undefined;
is(event.type, "error", "Got an error event");
is(event.target.error.name, "AbortError", "Expected AbortError was thrown.");
event.preventDefault();
txn.onabort = grabEventAndContinueHandler;
event = yield undefined;
is(event.type, "abort", "Got an abort event");
is(event.target.error.name, "AbortError", "Expected AbortError was thrown.");
db.onclose = grabEventAndContinueHandler;
event = yield undefined;
is(event.type, "close", "Expect a close event");
is(event.target, db, "Correct target");
testInvalidStateError(db, txn);
info("Wait for the callback of clearAllDatabases().");
yield undefined;
info(
"#3: Verifying IDBDatabase.onclose && IDBTransaction.onerror " +
"in *read* operation after cleared by the agent."
);
openRequest = indexedDB.open(name, 1);
openRequest.onerror = errorHandler;
openRequest.onsuccess = unexpectedSuccessHandler;
openRequest.onupgradeneeded = grabEventAndContinueHandler;
ok(openRequest instanceof IDBOpenDBRequest, "Expect an IDBOpenDBRequest");
event = yield undefined;
is(event.type, "upgradeneeded", "Expect an upgradeneeded event");
ok(event instanceof IDBVersionChangeEvent, "Expect a versionchange event");
db = event.target.result;
objectStore = db.createObjectStore("store", {
keyPath: "id",
autoIncrement: true,
});
// The number of read records varies between 1~2000 before the db is cleared
// during testing.
let numberOfObjects = 3000;
objectId = 0;
while (true) {
let addRequest = objectStore.add({ foo: "foo" });
addRequest.onsuccess = function () {
objectId++;
testGenerator.next(objectId == numberOfObjects);
};
addRequest.onerror = errorHandler;
let done = yield undefined;
if (done) {
break;
}
}
openRequest.onsuccess = grabEventAndContinueHandler;
event = yield undefined;
is(event.type, "success", "Expect a success event");
is(event.target, openRequest, "Event has right target");
ok(event.target.result instanceof IDBDatabase, "Result should be a database");
is(db.objectStoreNames.length, 1, "Expect an objectStore here");
txn = db.transaction("store");
objectStore = txn.objectStore("store");
let numberOfReadObjects = 0;
let readRequest = objectStore.openCursor();
readRequest.onerror = function () {
info("readRequest.onerror, numberOfReadObjects: " + numberOfReadObjects);
testGenerator.next(true);
};
readRequest.onsuccess = function (event) {
let cursor = event.target.result;
if (cursor) {
numberOfReadObjects++;
event.target.result.continue();
} else {
info("Cursor is invalid, numberOfReadObjects: " + numberOfReadObjects);
todo(false, "All records are iterated before database is cleared!");
testGenerator.next(false);
}
};
clearAllDatabases(() => {
info("clearAllDatabases is done.");
continueToNextStep();
});
let readRequestError = yield undefined;
if (readRequestError) {
txn.onerror = grabEventAndContinueHandler;
event = yield undefined;
is(event.type, "error", "Got an error event");
is(
event.target.error.name,
"AbortError",
"Expected AbortError was thrown."
);
event.preventDefault();
txn.onabort = grabEventAndContinueHandler;
event = yield undefined;
is(event.type, "abort", "Got an abort event");
is(
event.target.error.name,
"AbortError",
"Expected AbortError was thrown."
);
db.onclose = grabEventAndContinueHandler;
event = yield undefined;
is(event.type, "close", "Expect a close event");
is(event.target, db, "Correct target");
testInvalidStateError(db, txn);
}
info("Wait for the callback of clearAllDatabases().");
yield undefined;
finishTest();
}