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// META: global=window,worker
// META: title=IDBCursor.update() - index
// META: script=resources/support.js
'use strict';
function createObjectStoreWithIndexAndPopulate(db, records) {
let objStore = db.createObjectStore("test", { keyPath: "pKey" });
objStore.createIndex("index", "iKey");
for (let i = 0; i < records.length; i++) {
objStore.add(records[i]);
}
return objStore;
}
function setOnUpgradeNeeded(dbObj, records) {
return function (event) {
dbObj.db = event.target.result;
createObjectStoreWithIndexAndPopulate(dbObj.db, records);
};
}
async_test(t => {
let dbObj = {};
const records = [
{ pKey: "primaryKey_0", iKey: "indexKey_0" },
{ pKey: "primaryKey_1", iKey: "indexKey_1" }
];
let open_rq = createdb(t);
open_rq.onupgradeneeded = setOnUpgradeNeeded(dbObj, records);
open_rq.onsuccess = CursorUpdateRecord;
function CursorUpdateRecord(e) {
let txn = dbObj.db.transaction("test", "readwrite", { durability: 'relaxed' }), cursor_rq = txn.objectStore("test")
.index("index")
.openCursor();
cursor_rq.onsuccess = t.step_func(function (e) {
let cursor = e.target.result;
cursor.value.iKey += "_updated";
cursor.update(cursor.value);
});
txn.oncomplete = t.step_func(VerifyRecordWasUpdated);
}
function VerifyRecordWasUpdated(e) {
let cursor_rq = dbObj.db.transaction("test", "readonly", { durability: 'relaxed' })
.objectStore("test")
.openCursor();
cursor_rq.onsuccess = t.step_func(function (e) {
let cursor = e.target.result;
assert_equals(cursor.value.iKey, records[0].iKey + "_updated");
t.done();
});
}
}, "Modify a record in the object store ");
async_test(t => {
let dbObj = {};
const records = [
{ pKey: "primaryKey_0", iKey: "indexKey_0" },
{ pKey: "primaryKey_1", iKey: "indexKey_1" }
];
let open_rq = createdb(t);
open_rq.onupgradeneeded = setOnUpgradeNeeded(dbObj, records);
open_rq.onsuccess = function (e) {
let cursor_rq = dbObj.db.transaction("test", "readonly", { durability: 'relaxed' })
.objectStore("test")
.index("index")
.openCursor();
cursor_rq.onsuccess = t.step_func(function (e) {
let cursor = e.target.result;
assert_throws_dom('ReadOnlyError',
function () { cursor.update(cursor.value); });
t.done();
});
}
}, "Attempt to modify a record in a read-only transaction");
async_test(t => {
let db;
const records = [
{ pKey: "primaryKey_0", iKey: "indexKey_0" },
{ pKey: "primaryKey_1", iKey: "indexKey_1" }
];
let open_rq = createdb(t);
open_rq.onupgradeneeded = function (e) {
db = e.target.result;
let objStore = db.createObjectStore("test", { keyPath: "pKey" });
let index = objStore.createIndex("index", "iKey");
for (let i = 0; i < records.length; i++)
objStore.add(records[i]);
let cursor_rq = index.openCursor();
cursor_rq.onsuccess = t.step_func(function (e) {
let cursor = e.target.result;
assert_true(cursor instanceof IDBCursor, "cursor exist");
self.cursor = cursor;
self.record = cursor.value;
});
e.target.transaction.oncomplete = t.step_func(function (e) {
assert_throws_dom('TransactionInactiveError',
function () { self.cursor.update(self.record); })
t.done();
});
}
}, "Attempt to modify a record in an inactive transaction");
async_test(t => {
let db;
const records = [
{ pKey: "primaryKey_0", iKey: "indexKey_0" },
{ pKey: "primaryKey_1", iKey: "indexKey_1" }
];
let open_rq = createdb(t);
open_rq.onupgradeneeded = function (event) {
db = event.target.result;
let objStore = createObjectStoreWithIndexAndPopulate(db, records);
let rq = objStore.index("index").openCursor();
rq.onsuccess = t.step_func(function (event) {
let cursor = event.target.result;
assert_true(cursor instanceof IDBCursor);
db.deleteObjectStore("test");
cursor.value.iKey += "_updated";
assert_throws_dom("InvalidStateError",
function () { cursor.update(cursor.value); });
t.done();
});
}
}, "Attempt to modify a record after the cursor's source or effective object store has been deleted. The implementation MUST throw a DOMException of type InvalidStateError");
async_test(t => {
let dbObj = {};
const records = [
{ pKey: "primaryKey_0", iKey: "indexKey_0" },
{ pKey: "primaryKey_1", iKey: "indexKey_1" }
];
let open_rq = createdb(t);
open_rq.onupgradeneeded = setOnUpgradeNeeded(dbObj, records);
open_rq.onsuccess = function (e) {
let cursor_rq = dbObj.db.transaction("test", "readwrite", { durability: 'relaxed' })
.objectStore("test")
.index("index")
.openCursor();
cursor_rq.onsuccess = t.step_func(function (e) {
let cursor = e.target.result;
assert_true(cursor instanceof IDBCursor);
let record = cursor.value;
record.data = self;
assert_throws_dom('DataCloneError',
function () { cursor.update(record); });
t.done();
});
}
}, "Throw DataCloneError");
async_test(t => {
let dbObj = {};
const records = [
{ pKey: "primaryKey_0", iKey: "indexKey_0" },
{ pKey: "primaryKey_1", iKey: "indexKey_1" }
];
let open_rq = createdb(t);
open_rq.onupgradeneeded = setOnUpgradeNeeded(dbObj, records);
open_rq.onsuccess = function (e) {
let cursor_rq = dbObj.db.transaction("test", "readonly", { durability: 'relaxed' })
.objectStore("test")
.index("index")
.openCursor();
cursor_rq.onsuccess = t.step_func(function (e) {
let cursor = e.target.result;
assert_true(cursor instanceof IDBCursor);
assert_throws_js(TypeError, function () { cursor.update(); });
t.done();
});
}
}, "No argument");
async_test(t => {
let dbObj = {};
const records = [
{ pKey: "primaryKey_0", iKey: "indexKey_0" },
{ pKey: "primaryKey_1", iKey: "indexKey_1" }
];
let open_rq = createdb(t);
open_rq.onupgradeneeded = setOnUpgradeNeeded(dbObj, records);
open_rq.onsuccess = function (e) {
let cursor_rq = dbObj.db.transaction("test", "readwrite", { durability: 'relaxed' })
.objectStore("test")
.index("index")
.openCursor();
cursor_rq.onsuccess = t.step_func(function (e) {
let cursor = e.target.result;
assert_true(cursor instanceof IDBCursor);
assert_throws_dom('DataError', function () { cursor.update(null); });
t.done();
});
}
}, "Throw DataError");
async_test(t => {
let dbObj = {};
const records = [
{ pKey: "primaryKey_0", iKey: "indexKey_0" },
{ pKey: "primaryKey_1", iKey: "indexKey_1" }
];
let open_rq = createdb(t);
open_rq.onupgradeneeded = setOnUpgradeNeeded(dbObj, records);
open_rq.onsuccess = function (e) {
let cursor_rq = dbObj.db.transaction("test", "readwrite", { durability: 'relaxed' })
.objectStore("test")
.index("index")
.openCursor();
cursor_rq.onsuccess = t.step_func(function (e) {
let cursor = e.target.result;
assert_true(cursor instanceof IDBCursor, "cursor exists");
cursor.continue();
assert_throws_dom("InvalidStateError", function () {
cursor.update({ pKey: "primaryKey_0", iKey: "indexKey_0_updated" });
});
t.done();
});
}
}, "Throw InvalidStateError when the cursor is being iterated");
async_test(t => {
let dbObj = {};
const records = [
{ pKey: "primaryKey_1", iKey: 1 },
{ pKey: "primaryKey_2", iKey: 2 },
{ pKey: "primaryKey_3", iKey: 3 },
];
let open_rq = createdb(t);
open_rq.onupgradeneeded = setOnUpgradeNeeded(dbObj, records);
open_rq.onsuccess = t.step_func(ModifyRecordsInIteration);
// Iterate and modify values during iteration
function ModifyRecordsInIteration(e) {
let txn = dbObj.db.transaction("test", "readwrite", { durability: 'relaxed' });
let index = txn.objectStore("test").index("index");
let cursor_rq = index.openCursor(IDBKeyRange.upperBound(9));
cursor_rq.onsuccess = t.step_func(function (e) {
let cursor = e.target.result;
if (!cursor) {
return;
}
// Modify the record's value during iteration
let record = cursor.value;
record.iKey += 1;
cursor.update(record);
cursor.continue();
});
txn.oncomplete = t.step_func(VerifyUpdatedRecords);
}
// Verify that the records were updated correctly
function VerifyUpdatedRecords(e) {
let txn = dbObj.db.transaction("test", "readonly", { durability: 'relaxed' });
let objectStore = txn.objectStore("test");
let getAll_rq = objectStore.getAll();
getAll_rq.onsuccess = t.step_func(function (e) {
// All values should have been incremented to 10
assert_array_equals(
e.target.result.map(record => record.iKey),
[10, 10, 10],
'iKey values should all be incremented until bound reached');
t.done();
});
}
}, "Modify records during cursor iteration and verify updated records");