Function awaitFinished

src/tests/fetcher_cache_tests.cpp:401–410

Create a future that indicates that the task observed by the given status queue is finished.

// Create a future that indicates that the task observed by the given
// status queue is finished.
static Future<Nothing> awaitFinished(FetcherCacheTest::Task task)
{
  return task.statusQueue.get()
    .then([=](const TaskStatus& status) -> Future<Nothing> {
      if (status.state() == TASK_FINISHED) {
        return Nothing();
      }
      return awaitFinished(task);
  });
}


// Create a future that indicates that all tasks are finished.