FileSystemBaseHandle-IndexedDB-deferred-deserialization.https.any.js

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This WPT test may be referenced by the following Test IDs:
- /fs/FileSystemBaseHandle-IndexedDB-deferred-deserialization.https.any.html - WPT Dashboard Interop Dashboard
- /fs/FileSystemBaseHandle-IndexedDB-deferred-deserialization.https.any.worker.html - WPT Dashboard Interop Dashboard

// META: script=resources/test-helpers.js

// META: script=resources/sandboxed-fs-test-helpers.js

// META: script=resources/messaging-helpers.js

// META: script=/IndexedDB/resources/support-promises.js

'use strict';

directory_test(async (t, root_dir) => {

  const handle = await createFileWithContents('file', 'contents', root_dir);

  const db = await createDatabase(t, db => {

    db.createObjectStore('store');

});

  let tx = db.transaction('store', 'readwrite');

  await promiseForRequest(t, tx.objectStore('store').put(handle, 'key'));

  await promiseForTransaction(t, tx);

  tx = db.transaction('store', 'readwrite');

  const store = tx.objectStore('store');

  const getRequest = store.get('key');

  await requestWatcher(t, getRequest).wait_for('success');

  await promiseForRequest(t, store.delete('key'));

  await promiseForTransaction(t, tx);

  const retrieved = getRequest.result;

  assert_true(await handle.isSameEntry(retrieved));

  const file = await retrieved.getFile();

  assert_equals(await file.text(), 'contents');

}, 'Reading request.result after the record is deleted still produces a usable handle.');

directory_test(async (t, root_dir) => {

  const handle = await createFileWithContents('file', 'contents', root_dir);

  const db = await createDatabase(t, db => {

    db.createObjectStore('store');

});

  const tx = db.transaction('store', 'readwrite');

  await promiseForRequest(t, tx.objectStore('store').put(handle, 'key'));

  await promiseForTransaction(t, tx);

  const readTx = db.transaction('store', 'readonly');

  const getRequest = readTx.objectStore('store').get('key');

  await requestWatcher(t, getRequest).wait_for('success');

  await promiseForTransaction(t, readTx);

  db.close();

  const retrieved = getRequest.result;

  assert_true(await handle.isSameEntry(retrieved));

  const file = await retrieved.getFile();

  assert_equals(await file.text(), 'contents');

}, 'Reading request.result after the database is closed still produces a usable handle.');