Function checkCloseError

test/parallel/test-fs-promises-file-handle-close-errors.js:30–57

(op)

}

async function checkCloseError(op) {
  try {
    const filePath = await createFile();
    Object.defineProperty(FileHandle.prototype, 'fd', {
      get: function() {
        // Close is set by using a setter,
        // so it needs to be set on the instance.
        const originalClose = this.close;
        this.close = async () => {
          // close the file
          await originalClose.call(this);
          const closeError = new Error('CLOSE_ERROR');
          closeError.code = 456;
          throw closeError;
        };
        return originalFd.get.call(this);
      }
    });

    await assert.rejects(op(filePath), {
      name: 'Error',
      message: 'CLOSE_ERROR',
      code: 456,
    });
  } finally {
    Object.defineProperty(FileHandle.prototype, 'fd', originalFd);
  }
}
(async function() {
  tmpdir.refresh();
  await checkCloseError((filePath) => truncate(filePath));