/**
 * Copyright 2021 Huawei Technologies Co., Ltd
 *
 * 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.
 */
#include <gtest/gtest.h>
#include <memory>

#define protected public
#define private public
#include "graph/manager/graph_var_manager.h"
#include "graph/manager/graph_mem_manager.h"
#include "graph/ge_context.h"

namespace ge {
class UtestGraphVarManagerTest : public testing::Test {
 protected:
  void SetUp() {
    VarManagerPool::Instance().Destory();
  }
  void TearDown() {
    VarManagerPool::Instance().Destory();
  }
};

TEST_F(UtestGraphVarManagerTest, test_set_memory_malloc_size_no_related_option) {
  const map<string, string> options{};
  EXPECT_EQ(VarManager::Instance(0)->SetMemoryMallocSize(options, 1024UL * 1024UL * 1024UL), SUCCESS);
  EXPECT_EQ(VarManager::Instance(0)->graph_mem_max_size_, floor(1024UL * 1024UL * 1024UL * (26.0f / 32.0f)));
  EXPECT_EQ(VarManager::Instance(0)->var_mem_max_size_, floor(1024UL * 1024UL * 1024UL * (5.0f / 32.0f)));
  EXPECT_EQ(VarManager::Instance(0)->Init(0, 0, 0, 0), SUCCESS);
}

TEST_F(UtestGraphVarManagerTest, test_set_memory_malloc_size_with_user_specify_graph_mem_max_size) {
  const map<string, string> options{{"ge.graphMemoryMaxSize", "536870912"}};
  Status ret = VarManager::Instance(0)->SetMemoryMallocSize(options, 1024UL * 1024UL * 1024UL);
  EXPECT_EQ(VarManager::Instance(0)->graph_mem_max_size_, floor(1024UL * 1024UL * 1024UL / 2));
  EXPECT_EQ(VarManager::Instance(0)->var_mem_max_size_, floor(1024UL * 1024UL * 1024UL * (5.0f / 32.0f)));
  EXPECT_EQ(ret, SUCCESS);
}

TEST_F(UtestGraphVarManagerTest, test_set_memory_malloc_size_with_user_specify_var_mem_max_size) {
  const map<string, string> options{{"ge.variableMemoryMaxSize", "536870912"}};
  Status ret = VarManager::Instance(0)->SetMemoryMallocSize(options, 1024UL * 1024UL * 1024UL);
  EXPECT_EQ(VarManager::Instance(0)->graph_mem_max_size_, floor(1024UL * 1024UL * 1024UL * (26.0f / 32.0f)));
  EXPECT_EQ(VarManager::Instance(0)->var_mem_max_size_, floor(1024UL * 1024UL * 1024UL / 2));
  EXPECT_EQ(ret, SUCCESS);
}

TEST_F(UtestGraphVarManagerTest, test_mem_manager_not_set) {
  EXPECT_EQ(VarManager::Instance(0)->Init(0, 0, 0, 0), SUCCESS);

  EXPECT_EQ(VarManager::Instance(0)->MallocVarMemory(1024), FAILED);
  EXPECT_EQ(VarManager::Instance(0)->GetVarMemoryBase(RT_MEMORY_RDMA_HBM), nullptr);
  EXPECT_EQ(VarManager::Instance(0)->GetVarMemoryAddr(nullptr, RT_MEMORY_RDMA_HBM), nullptr);

  GeTensorDesc tensor_desc;
  EXPECT_EQ(VarManager::Instance(0)->AssignVarMem("global_step", tensor_desc, RT_MEMORY_RDMA_HBM), INTERNAL_ERROR);
}

TEST_F(UtestGraphVarManagerTest, test_with_mem_manager) {
  const std::vector<rtMemType_t> memory_types({RT_MEMORY_HBM, RT_MEMORY_P2P_DDR});
  EXPECT_EQ(MemManager::Instance().Initialize(memory_types), SUCCESS);
  VarManager::Instance(0)->SetMemManager(&MemManager::Instance());
  EXPECT_EQ(VarManager::Instance(0)->Init(0, 0, 0, 0), SUCCESS);

  EXPECT_EQ(VarManager::Instance(0)->MallocVarMemory(1024), SUCCESS);
  EXPECT_EQ(VarManager::Instance(0)->GetVarMemoryBase(RT_MEMORY_RDMA_HBM), nullptr);

  uint8_t logic_addr = 0;
  EXPECT_EQ(VarManager::Instance(0)->GetVarMemoryAddr(&logic_addr, RT_MEMORY_RDMA_HBM), &logic_addr);
  EXPECT_NE(VarManager::Instance(0)->GetVarMemoryAddr(&logic_addr, RT_MEMORY_HBM), nullptr);

  // RdmaPoolAllocator block_bin_ not found.
  GeTensorDesc tensor_desc;
  EXPECT_EQ(VarManager::Instance(0)->AssignVarMem("global_step", tensor_desc, RT_MEMORY_RDMA_HBM), INTERNAL_ERROR);
}
} // namespace ge