/* Copyright (C) 2016-2018 Alibaba Group Holding Limited

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
==============================================================================*/

// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc.  All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
//     * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
//     * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#ifndef GOOGLE_PROTOBUF_MAP_TEST_UTIL_H__
#define GOOGLE_PROTOBUF_MAP_TEST_UTIL_H__

#include <google/protobuf/map_unittest.pb.h>

namespace google {
namespace protobuf {

namespace unittest = ::protobuf_unittest;

class MapTestUtil {
 public:
  // Set every field in the TestMap message to a unique value.
  static void SetMapFields(unittest::TestMap* message);

  // Set every field in the TestArenaMap message to a unique value.
  static void SetArenaMapFields(unittest::TestArenaMap* message);

  // Set every field in the message to a default value.
  static void SetMapFieldsInitialized(unittest::TestMap* message);

  // Modify all the map fields of the message (which should already have been
  // initialized with SetMapFields()).
  static void ModifyMapFields(unittest::TestMap* message);

  // Check that all fields have the values that they should have after
  // SetMapFields() is called.
  static void ExpectMapFieldsSet(const unittest::TestMap& message);

  // Check that all fields have the values that they should have after
  // SetMapFields() is called for TestArenaMap.
  static void ExpectArenaMapFieldsSet(const unittest::TestArenaMap& message);

  // Check that all fields have the values that they should have after
  // SetMapFieldsInitialized() is called.
  static void ExpectMapFieldsSetInitialized(
      const unittest::TestMap& message);

  // Expect that the message is modified as would be expected from
  // ModifyMapFields().
  static void ExpectMapFieldsModified(const unittest::TestMap& message);

  // Check that all fields are empty.
  static void ExpectClear(const unittest::TestMap& message);

  // Check that all map fields have the given size.
  static void ExpectMapsSize(const unittest::TestMap& message, int size);

  // Get pointers of map entries at given index.
  static std::vector<const Message*> GetMapEntries(
      const unittest::TestMap& message, int index);

  // Get pointers of map entries from release.
  static std::vector<const Message*> GetMapEntriesFromRelease(
      unittest::TestMap* message);
};

// Like above, but use the reflection interface.
class MapReflectionTester {
 public:
  // base_descriptor must be a descriptor for TestMap, which is used for
  // MapReflectionTester to fetch the FieldDescriptors needed to use the
  // reflection interface.
  explicit MapReflectionTester(const Descriptor* base_descriptor);

  void SetMapFieldsViaReflection(Message* message);
  void SetMapFieldsViaMapReflection(Message* message);
  void ClearMapFieldsViaReflection(Message* message);
  void ModifyMapFieldsViaReflection(Message* message);
  void RemoveLastMapsViaReflection(Message* message);
  void ReleaseLastMapsViaReflection(Message* message);
  void SwapMapsViaReflection(Message* message);
  void MutableUnknownFieldsOfMapFieldsViaReflection(Message* message);
  void ExpectMapFieldsSetViaReflection(const Message& message);
  void ExpectMapFieldsSetViaReflectionIterator(Message* message);
  void ExpectClearViaReflection(const Message& message);
  void ExpectClearViaReflectionIterator(Message* message);
  void ExpectMapEntryClearViaReflection(Message* message);
  void GetMapValueViaMapReflection(Message* message,
                                   const string& field_name,
                                   const MapKey& map_key, MapValueRef* map_val);
  Message* GetMapEntryViaReflection(Message* message, const string& field_name,
                                    int index);
  MapIterator MapBegin(Message* message, const string& field_name);
  MapIterator MapEnd(Message* message, const string& field_name);

 private:
  const FieldDescriptor* F(const string& name);

  const Descriptor* base_descriptor_;

  const EnumValueDescriptor* map_enum_bar_;
  const EnumValueDescriptor* map_enum_baz_;
  const EnumValueDescriptor* map_enum_foo_;

  const FieldDescriptor* foreign_c_;
  const FieldDescriptor* map_int32_int32_key_;
  const FieldDescriptor* map_int32_int32_val_;
  const FieldDescriptor* map_int64_int64_key_;
  const FieldDescriptor* map_int64_int64_val_;
  const FieldDescriptor* map_uint32_uint32_key_;
  const FieldDescriptor* map_uint32_uint32_val_;
  const FieldDescriptor* map_uint64_uint64_key_;
  const FieldDescriptor* map_uint64_uint64_val_;
  const FieldDescriptor* map_sint32_sint32_key_;
  const FieldDescriptor* map_sint32_sint32_val_;
  const FieldDescriptor* map_sint64_sint64_key_;
  const FieldDescriptor* map_sint64_sint64_val_;
  const FieldDescriptor* map_fixed32_fixed32_key_;
  const FieldDescriptor* map_fixed32_fixed32_val_;
  const FieldDescriptor* map_fixed64_fixed64_key_;
  const FieldDescriptor* map_fixed64_fixed64_val_;
  const FieldDescriptor* map_sfixed32_sfixed32_key_;
  const FieldDescriptor* map_sfixed32_sfixed32_val_;
  const FieldDescriptor* map_sfixed64_sfixed64_key_;
  const FieldDescriptor* map_sfixed64_sfixed64_val_;
  const FieldDescriptor* map_int32_float_key_;
  const FieldDescriptor* map_int32_float_val_;
  const FieldDescriptor* map_int32_double_key_;
  const FieldDescriptor* map_int32_double_val_;
  const FieldDescriptor* map_bool_bool_key_;
  const FieldDescriptor* map_bool_bool_val_;
  const FieldDescriptor* map_string_string_key_;
  const FieldDescriptor* map_string_string_val_;
  const FieldDescriptor* map_int32_bytes_key_;
  const FieldDescriptor* map_int32_bytes_val_;
  const FieldDescriptor* map_int32_enum_key_;
  const FieldDescriptor* map_int32_enum_val_;
  const FieldDescriptor* map_int32_foreign_message_key_;
  const FieldDescriptor* map_int32_foreign_message_val_;
};

}  // namespace protobuf

}  // namespace google
#endif  // GOOGLE_PROTOBUF_MAP_TEST_UTIL_H__
