52 lines
1.7 KiB
HTML
52 lines
1.7 KiB
HTML
<!doctype html>
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<meta charset=utf-8>
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<title>IndexedDB: Detached buffers supplied as binary keys</title>
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<meta name="help" href="http://w3c.github.io/IndexedDB/#convert-a-value-to-a-key">
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<meta name="help" href="https://webidl.spec.whatwg.org/#dfn-get-buffer-source-copy">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="resources/support.js"></script>
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<script>
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function createDetachedArrayBuffer() {
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const array = new Uint8Array([1,2,3,4]);
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const buffer = array.buffer;
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assert_equals(array.byteLength, 4);
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// Detach the ArrayBuffer by transferring it to a worker.
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const worker = new Worker(URL.createObjectURL(new Blob([])));
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worker.postMessage('', [buffer]);
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assert_equals(array.byteLength, 0);
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return array;
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}
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indexeddb_test(
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(t, db) => { db.createObjectStore('store'); },
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(t, db) => {
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const tx = db.transaction('store', 'readwrite');
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const store = tx.objectStore('store');
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const array = createDetachedArrayBuffer();
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const buffer = array.buffer;
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assert_throws_dom("DataError", () => { store.put('', buffer); });
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assert_throws_dom("DataError", () => { store.put('', [buffer]); });
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t.done();
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},
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'Detached ArrayBuffers must throw DataError when used as a key'
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);
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indexeddb_test(
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(t, db) => { db.createObjectStore('store'); },
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(t, db) => {
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const tx = db.transaction('store', 'readwrite');
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const store = tx.objectStore('store');
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const array = createDetachedArrayBuffer();
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assert_throws_dom("DataError", () => { store.put('', array); });
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assert_throws_dom("DataError", () => { store.put('', [array]); });
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t.done();
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},
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'Detached TypedArrays must throw DataError when used as a key'
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);
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</script>
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