testing/web-platform/tests/native-io/write_getLength_async_basic.tentative.https.any.js

   1 // META: title=Synchronous NativeIO API: getLength reports written bytes.
   2 // META: global=window,worker
   3 // META: script=resources/support.js
   4
   5 'use strict';
   6
   7 promise_test(async testCase => {
   8   await reserveAndCleanupCapacity(testCase);
   9
  10   const file = await createFile(testCase, 'test_file', [64, 65, 66, 67]);
  11
  12   const length = await file.getLength();
  13   assert_equals(length, 4,
  14                 'NativeIOFile.getLength() should return the number of' +
  15                 ' bytes in the file');
  16 }, 'NativeIOFile.getLength returns number of bytes written by' +
  17     'NativeIOFile.write');