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Test Info:

<!--
Any copyright is dedicated to the Public Domain.
-->
<html>
<head>
<meta charset="utf-8">
<meta name="timeout" content="long">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
</head>
<body>
<script>
var fileCounter = 0;
var globalIdx = 0;
const fileListSize = 3;
const elementSize = 8196;
function makeFileList(dataGenerators) {
const fileOpts = { type: "text/plain" };
const dataTransfer = new DataTransfer();
dataGenerators.forEach((generator, i) => {
const file = new File(generator(i), "test_" + fileCounter, fileOpts);
dataTransfer.items.add(file);
++fileCounter;
});
return dataTransfer.files;
}
function indexTest(testName, indexValueName, elements) {
promise_test(async t => {
const dbName = "indexTest_" + indexValueName;
const array = new Uint32Array(elementSize);
crypto.getRandomValues(array);
const randomFile = new Blob(array);
const fileListStatic = makeFileList(
Array(fileListSize).fill(() => [randomFile])
);
const makeDataItem = keyName => {
return { key: keyName, idx: globalIdx++, fileList: fileListStatic, blob: randomFile };
};
const objectStoreInfo = [
{
name: "FileLists",
options: { keyPath: "key" },
data: makeDataItem("A"),
},
{
name: "Other FileLists",
options: { keyPath: "key" },
data: makeDataItem("B"),
},
];
let db = await new Promise((resolve, reject) => {
const openReq = indexedDB.open(dbName, 1);
openReq.onerror = () => {
reject(openReq.error);
};
openReq.onupgradeneeded = ev => {
const dbObj = ev.target.result;
for (const info of objectStoreInfo) {
const objectStore = dbObj.createObjectStore(info.name, info.options);
objectStore.add(info.data);
}
};
openReq.onsuccess = () => {
resolve(openReq.result);
};
});
t.add_cleanup(() => {
if (db) {
db.close();
indexedDB.deleteDatabase(db.name);
}
});
db.close();
db = await new Promise((resolve, reject) => {
const openReq = indexedDB.open(dbName, 2);
openReq.onerror = () => {
reject(openReq.error);
};
openReq.onupgradeneeded = ev => {
let objectStore = event.target.transaction.objectStore("FileLists");
objectStore.createIndex("test", indexValueName, {unique: false});
};
openReq.onsuccess = () => {
resolve(openReq.result);
};
});
db.close();
db = await new Promise((resolve, reject) => {
const openReq = indexedDB.open(dbName, 2);
let done = false;
openReq.onerror = () => {
reject(openReq.error);
};
openReq.onupgradeneeded = () => {
done = true;
reject(openReq.error);
};
openReq.onsuccess = () => {
if (!done) {
resolve(openReq.result);
}
};
});
let tx = db.transaction(["FileLists"], "readonly");
let store = tx.objectStore("FileLists");
t.step(() => {
assert_equals(store.indexNames.length, 1, "Do we have exactly one index?");
assert_equals(store.indexNames[0], "test", "Is the only index name as expected?");
});
let testIndex = store.index("test");
request = testIndex.openCursor();
var cursorItems = 0;
await new Promise((resolve, reject) => {
request.onerror = () => reject(request.error);
request.onsuccess = (event) => {
const cursor = event.target.result;
if (cursor) {
cursorItems = cursorItems + 1;
cursor.continue();
} else {
t.step(() => {
assert_equals(cursorItems, elements);
});
resolve();
}
};
});
t.done();
}, testName);
}
// FileList - exposed in Workers, but not constructable.
if ("document" in self) {
indexTest("Indexing on an integer value of an object containing a filelist should work", "idx", 1);
indexTest("Indexing on a filelist value of an object containing a filelist should work", "filelist", 0);
indexTest("Indexing on a blob value of an object containing a filelist should work", "blob", 0);
}
</script>
</body>
</html>