[Sync] Move //sync to //components/sync.

sync/internal_api/attachments/fake_attachment_downloader_unittest.cc

-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "sync/internal_api/public/attachments/fake_attachment_downloader.h"
-
-#include <vector>
-
-#include "base/bind.h"
-#include "base/message_loop/message_loop.h"
-#include "base/run_loop.h"
-#include "sync/api/attachments/attachment.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace syncer {
-
-class FakeAttachmentDownloaderTest : public testing::Test {
- protected:
-  FakeAttachmentDownloaderTest() {}
-
-  void SetUp() override {}
-
-  void TearDown() override {}
-
-  AttachmentDownloader* downloader() {
-    return &attachment_downloader_;
-  }
-
-  AttachmentDownloader::DownloadCallback download_callback() {
-    return base::Bind(&FakeAttachmentDownloaderTest::DownloadDone,
-                      base::Unretained(this));
-  }
-
-  const std::vector<AttachmentDownloader::DownloadResult>& download_results() {
-    return download_results_;
-  }
-
-  void RunMessageLoop() {
-    base::RunLoop run_loop;
-    run_loop.RunUntilIdle();
-  }
-
- private:
-  void DownloadDone(const AttachmentDownloader::DownloadResult& result,
-                    std::unique_ptr<Attachment> attachment) {
-    download_results_.push_back(result);
-  }
-
-  base::MessageLoop message_loop_;
-  FakeAttachmentDownloader attachment_downloader_;
-  std::vector<AttachmentDownloader::DownloadResult> download_results_;
-};
-
-TEST_F(FakeAttachmentDownloaderTest, DownloadAttachment) {
-  AttachmentId attachment_id = AttachmentId::Create(0, 0);
-  downloader()->DownloadAttachment(attachment_id, download_callback());
-  RunMessageLoop();
-  EXPECT_EQ(1U, download_results().size());
-  EXPECT_EQ(AttachmentDownloader::DOWNLOAD_SUCCESS, download_results()[0]);
-}
-
-}  // namespace syncer