#include "commands.hpp"
#include "entity_name.hpp"
#include "handler_mock.hpp"

#include <cstdint>
#include <cstring>
#include <string>
#include <vector>

#include <gtest/gtest.h>

#define MAX_IPMI_BUFFER 64

using ::testing::Return;

namespace google
{
namespace ipmi
{

TEST(EntityNameCommandTest, InvalidCommandLength)
{
    // GetEntityNameRequest is three bytes, let's send 2.
    std::vector<std::uint8_t> request = {SysOEMCommands::SysEntityName, 0x01};
    size_t dataLen = request.size();
    std::uint8_t reply[MAX_IPMI_BUFFER];

    HandlerMock hMock;
    EXPECT_EQ(IPMI_CC_REQ_DATA_LEN_INVALID,
              getEntityName(request.data(), reply, &dataLen, &hMock));
}

TEST(EntityNameCommandTest, ValidRequest)
{
    std::uint8_t entityId = 3;
    std::uint8_t entityInstance = 5;
    std::vector<std::uint8_t> request = {SysOEMCommands::SysEntityName,
                                         entityId, entityInstance};
    size_t dataLen = request.size();
    std::uint8_t reply[MAX_IPMI_BUFFER];
    std::string entityName = "asdf";

    HandlerMock hMock;
    EXPECT_CALL(hMock, getEntityName(entityId, entityInstance))
        .WillOnce(Return(entityName));
    EXPECT_EQ(IPMI_CC_OK,
              getEntityName(request.data(), reply, &dataLen, &hMock));
    EXPECT_EQ(reply[1], entityName.length());
    EXPECT_EQ(0, std::memcmp(&reply[2], entityName.c_str(), reply[1]));
}

} // namespace ipmi
} // namespace google