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

sync/test/engine/test_id_factory.h

-// Copyright (c) 2012 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.
-//
-// A tool making it easier to create IDs for unit testing.
-
-#ifndef SYNC_TEST_ENGINE_TEST_ID_FACTORY_H_
-#define SYNC_TEST_ENGINE_TEST_ID_FACTORY_H_
-
-#include <stdint.h>
-
-#include <string>
-
-#include "base/strings/string_number_conversions.h"
-#include "sync/syncable/syncable_id.h"
-
-namespace syncer {
-
-class TestIdFactory {
- public:
-  TestIdFactory() : next_value_(1337000) {}
-  ~TestIdFactory() {}
-
-  // Get the root ID.
-  static syncable::Id root() { return syncable::Id::GetRoot(); }
-
-  // Make an ID from a number.  If the number is zero, return the root ID.
-  // If the number is positive, create a server ID based on the value.  If
-  // the number is negative, create a local ID based on the value.  This
-  // is deterministic, and [FromNumber(X) == FromNumber(Y)] iff [X == Y].
-  static syncable::Id FromNumber(int64_t value) {
-    if (value == 0)
-      return root();
-    else if (value < 0)
-      return syncable::Id::CreateFromClientString(base::Int64ToString(value));
-    else
-      return syncable::Id::CreateFromServerId(base::Int64ToString(value));
-  }
-
-  // Create a local ID from a name.
-  static syncable::Id MakeLocal(const std::string& name) {
-    return syncable::Id::CreateFromClientString(std::string("lient ") + name);
-  }
-
-  // Create a server ID from a string name.
-  static syncable::Id MakeServer(const std::string& name) {
-    return syncable::Id::CreateFromServerId(std::string("erver ") + name);
-  }
-
-  // Autogenerate a fresh local ID.
-  syncable::Id NewLocalId() {
-    return syncable::Id::CreateFromClientString(
-        std::string("_auto ") + base::IntToString(-next_value()));
-  }
-
-  // Autogenerate a fresh server ID.
-  syncable::Id NewServerId() {
-    return syncable::Id::CreateFromServerId(
-        std::string("_auto ") + base::IntToString(next_value()));
-  }
-
- private:
-  int next_value() {
-    return next_value_++;
-  }
-  int next_value_;
-};
-
-}  // namespace syncer
-
-#endif  // SYNC_TEST_ENGINE_TEST_ID_FACTORY_H_
-