mozilla-central/testing/web-platform/tests/IndexedDB/idbcursor_continue_objectstore.any.js (file symbol)

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// META: global=window,worker
// META: title=IDBCursor.continue() - object store
// META: script=resources/support.js
// @author Microsoft <https://www.microsoft.com>
// @author Intel <http://www.intel.com>
'use strict';
function createObjectStoreAndPopulate(db, records) {
let objStore = db.createObjectStore("test", { keyPath: "pKey" });
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;
createObjectStoreAndPopulate(dbObj.db, records);
};
}
async_test(t => {
let dbObj = {};
let count = 0;
const records = [
{ pKey: "primaryKey_0" },
{ pKey: "primaryKey_1" }
];
let open_rq = createdb(t);
open_rq.onupgradeneeded = setOnUpgradeNeeded(dbObj, records);
open_rq.onsuccess = function (e) {
let store = dbObj.db.transaction("test", "readonly", { durability: 'relaxed' })
.objectStore("test");
let cursor_rq = store.openCursor();
cursor_rq.onsuccess = t.step_func(function (e) {
let cursor = e.target.result;
if (!cursor) {
assert_equals(count, records.length, "cursor run count");
t.done();
}
let record = cursor.value;
assert_equals(record.pKey, records[count].pKey, "primary key");
assert_equals(record.iKey, records[count].iKey, "index key");
cursor.continue();
count++;
});
}
}, "IDBCursor.continue() - object store - iterate to the next record");
async_test(t => {
let dbObj = {};
const records = [
{ pKey: "primaryKey_0" },
{ pKey: "primaryKey_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").openCursor();
cursor_rq.onsuccess = t.step_func(function (e) {
let cursor = e.target.result;
assert_true(cursor instanceof IDBCursor, "cursor exists");
assert_throws_dom("DataError",
function () { cursor.continue(-1); });
t.done();
});
}
}, "IDBCursor.continue() - object store - attempt to pass a key parameter is not a valid key");
async_test(t => {
let dbObj = {};
const records = [
{ pKey: "primaryKey_0" },
{ pKey: "primaryKey_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")
.openCursor(undefined, "next");
cursor_rq.onsuccess = t.step_func(function (e) {
let cursor = e.target.result;
assert_true(cursor instanceof IDBCursor, "cursor exist");
assert_throws_dom("DataError",
function () { cursor.continue(records[0].pKey); });
t.done();
});
}
}, "IDBCursor.continue() - object store - attempt to iterate to the previous record when the direction is set for the next record");
async_test(t => {
let dbObj = {};
const records = [
{ pKey: "primaryKey_0" },
{ pKey: "primaryKey_1" },
{ pKey: "primaryKey_2" }
];
let open_rq = createdb(t);
open_rq.onupgradeneeded = setOnUpgradeNeeded(dbObj, records);
open_rq.onsuccess = function (e) {
let count = 0,
cursor_rq = dbObj.db.transaction("test", "readonly", { durability: 'relaxed' })
.objectStore("test")
.openCursor(null, "prev");
cursor_rq.onsuccess = t.step_func(function (e) {
let cursor = e.target.result;
assert_true(cursor != null, "cursor exist");
switch (count) {
case 0:
assert_equals(cursor.value.pKey, records[2].pKey, "first cursor pkey");
cursor.continue(records[1].pKey);
break;
case 1:
assert_equals(cursor.value.pKey, records[1].pKey, "second cursor pkey");
assert_throws_dom("DataError",
function () { cursor.continue(records[2].pKey); });
t.done();
break;
default:
assert_unreached("Unexpected count value: " + count);
}
count++;
});
}
}, "IDBCursor.continue() - object store - attempt to iterate to the next record when the direction is set for the next record");
async_test(t => {
let dbObj = {};
const records = [
{ pKey: "primaryKey_0" },
{ pKey: "primaryKey_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")
.openCursor();
cursor_rq.onsuccess = t.step_func(function (e) {
let cursor = e.target.result;
assert_true(cursor instanceof IDBCursor, "cursor exists");
e.target.transaction.abort();
assert_throws_dom("TransactionInactiveError",
function () { cursor.continue(); });
t.done();
});
}
}, "Calling continue() should throws an exception TransactionInactiveError when the transaction is not active.");
async_test(t => {
let db;
const records = [
{ pKey: "primaryKey_0" },
{ pKey: "primaryKey_1" }
];
let open_rq = createdb(t);
open_rq.onupgradeneeded = function (e) {
db = e.target.result;
let objStore = createObjectStoreAndPopulate(db, records);
let cursor_rq = objStore.openCursor();
cursor_rq.onsuccess = t.step_func(function (e) {
let cursor = e.target.result;
assert_true(cursor instanceof IDBCursor, "cursor exists");
db.deleteObjectStore("test");
assert_throws_dom("InvalidStateError",
function () { cursor.continue(); });
t.done();
});
}
}, "If the cursor's source or effective object store has been deleted, the implementation MUST throw a DOMException of type InvalidStateError");