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// to you 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
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// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

#include "function_test_util.h"
#include "gtest/gtest_pred_impl.h"
#include "vec/core/types.h"
#include "vec/data_types/data_type_ipv6.h"
#include "vec/data_types/data_type_number.h"

namespace doris::vectorized {

TEST(FunctionIpTest, FunctionIsIPAddressInRangeTest) {
    std::string func_name = "is_ip_address_in_range";

    DataSet data_set = {
            {{std::string("127.0.0.1"), std::string("127.0.0.0/8")}, (uint8_t)1},
            {{std::string("128.0.0.1"), std::string("127.0.0.0/8")}, (uint8_t)0},
            {{std::string("ffff::1"), std::string("ffff::/16")}, (uint8_t)1},
            {{std::string("fffe::1"), std::string("ffff::/16")}, (uint8_t)0},
            {{std::string("192.168.99.255"), std::string("192.168.100.0/22")}, (uint8_t)0},
            {{std::string("192.168.100.1"), std::string("192.168.100.0/22")}, (uint8_t)1},
            {{std::string("192.168.103.255"), std::string("192.168.100.0/22")}, (uint8_t)1},
            {{std::string("192.168.104.0"), std::string("192.168.100.0/22")}, (uint8_t)0},
            {{std::string("::192.168.99.255"), std::string("::192.168.100.0/118")}, (uint8_t)0},
            {{std::string("::192.168.100.1"), std::string("::192.168.100.0/118")}, (uint8_t)1},
            {{std::string("::192.168.103.255"), std::string("::192.168.100.0/118")}, (uint8_t)1},
            {{std::string("::192.168.104.0"), std::string("::192.168.100.0/118")}, (uint8_t)0},
            {{std::string("192.168.100.1"), std::string("192.168.100.0/22")}, (uint8_t)1},
            {{std::string("192.168.100.1"), std::string("192.168.100.0/24")}, (uint8_t)1},
            {{std::string("192.168.100.1"), std::string("192.168.100.0/32")}, (uint8_t)0},
            {{std::string("::192.168.100.1"), std::string("::192.168.100.0/118")}, (uint8_t)1},
            {{std::string("::192.168.100.1"), std::string("::192.168.100.0/120")}, (uint8_t)1},
            {{std::string("::192.168.100.1"), std::string("::192.168.100.0/128")}, (uint8_t)0},
            {{std::string("192.168.100.1"), std::string("192.168.100.0/22")}, (uint8_t)1},
            {{std::string("192.168.103.255"), std::string("192.168.100.0/24")}, (uint8_t)0},
            {{std::string("::192.168.100.1"), std::string("::192.168.100.0/118")}, (uint8_t)1},
            {{std::string("::192.168.103.255"), std::string("::192.168.100.0/120")}, (uint8_t)0},
            {{std::string("127.0.0.1"), std::string("ffff::/16")}, (uint8_t)0},
            {{std::string("127.0.0.1"), std::string("::127.0.0.1/128")}, (uint8_t)0},
            {{std::string("::1"), std::string("127.0.0.0/8")}, (uint8_t)0},
            {{std::string("::127.0.0.1"), std::string("127.0.0.1/32")}, (uint8_t)0}};

    {
        // vector vs vector
        InputTypeSet input_types = {TypeIndex::String, TypeIndex::String};
        static_cast<void>(check_function<DataTypeUInt8, true>(func_name, input_types, data_set));
    }

    {
        // vector vs scalar
        InputTypeSet input_types = {TypeIndex::String, Consted {TypeIndex::String}};
        for (const auto& line : data_set) {
            DataSet const_cidr_dataset = {line};
            static_cast<void>(check_function<DataTypeUInt8, true>(func_name, input_types,
                                                                  const_cidr_dataset));
        }
    }

    {
        // scalar vs vector
        InputTypeSet input_types = {Consted {TypeIndex::String}, TypeIndex::String};
        for (const auto& line : data_set) {
            DataSet const_addr_dataset = {line};
            static_cast<void>(check_function<DataTypeUInt8, true>(func_name, input_types,
                                                                  const_addr_dataset));
        }
    }
}

TEST(FunctionIpTest, FunctionIPv4ToIPv6Test) {
    std::string func_name = "ipv4_to_ipv6";

    DataSet data_set = {
            {{static_cast<IPv4>(0)}, static_cast<IPv6>(0xFFFF00000000ULL)},          // 0.0.0.0
            {{static_cast<IPv4>(1)}, static_cast<IPv6>(0xFFFF00000001ULL)},          // 0.0.0.1
            {{static_cast<IPv4>(2130706433)}, static_cast<IPv6>(0xFFFF7F000001ULL)}, // 127.0.0.1
            {{static_cast<IPv4>(3232235521)}, static_cast<IPv6>(0xFFFFC0A80001ULL)}, // 192.168.0.1
            {{static_cast<IPv4>(4294967294)},
             static_cast<IPv6>(0xFFFFFFFFFFFEULL)}, // 255.255.255.254
            {{static_cast<IPv4>(4294967295)},
             static_cast<IPv6>(0xFFFFFFFFFFFFULL)} // 255.255.255.255
    };

    InputTypeSet input_types = {TypeIndex::IPv4};
    static_cast<void>(check_function<DataTypeIPv6, true>(func_name, input_types, data_set));
}

TEST(FunctionIpTest, FunctionCutIPv6Test) {
    std::string func_name = "cut_ipv6";

    std::array<std::array<uint8_t, 16>, 9> ipv6s = {
            std::array<uint8_t, 16> {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},   // ::
            std::array<uint8_t, 16> {0x1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, // ::1
            std::array<uint8_t, 16> {0x02, 0, 0x02, 0xb1, 0, 0, 0, 0, 0x10, 0x06, 0xa1, 0, 0x70,
                                     0x1b, 0x01, 0x20}, // 2001:1b70:a1:610::b102:2
            std::array<uint8_t, 16> {0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
                                     0xff, 0xff, 0xff, 0xff, 0xff,
                                     0xff}, // ffff:ffff:ffff:ffff:ffff:ffff:ffff:fffe
            std::array<uint8_t, 16> {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
                                     0xff, 0xff, 0xff, 0xff, 0xff,
                                     0xff}, // ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
            std::array<uint8_t, 16> {0x01, 0, 0xa8, 0xc0, 0xff, 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0,
                                     0}, // ::ffff:192.168.0.1
            std::array<uint8_t, 16> {0x01, 0, 0, 0x7f, 0xff, 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0,
                                     0}, // ::ffff:127.0.0.1
            std::array<uint8_t, 16> {0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0,
                                     0}, // ::ffff:255.255.255.254
            std::array<uint8_t, 16> {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0,
                                     0} // ::ffff:255.255.255.255
    };

    std::vector<int8_t> bytes = {0, 2, 4, 8, 16, 2, 4, 8, 16};

    std::vector<std::string> results = {"::",
                                        "::",
                                        "2001:1b70:a1:610::",
                                        "ffff:ffff:ffff:ffff::",
                                        "::",
                                        "::ffff:192.168.0.0",
                                        "::ffff:0.0.0.0",
                                        "::",
                                        "::"};

    DataSet data_set;

    for (int i = 0; i < 5; ++i) {
        IPv6 ipv6;
        std::memcpy(&ipv6, &ipv6s[i], sizeof(IPv6));
        // *reinterpret_cast<uint128_t*> will result in core dump, using std::memcpy instead.
        data_set.push_back({{ipv6, bytes[i], (int8_t)0}, results[i]});
    }

    for (int i = 5; i < results.size(); ++i) {
        IPv6 ipv6;
        std::memcpy(&ipv6, &ipv6s[i], sizeof(IPv6));
        // *reinterpret_cast<uint128_t*> will result in core dump, using std::memcpy instead.
        data_set.push_back({{ipv6, (int8_t)0, bytes[i]}, results[i]});
    }

    InputTypeSet input_types = {TypeIndex::IPv6, TypeIndex::Int8, TypeIndex::Int8};
    static_cast<void>(check_function<DataTypeString, true>(func_name, input_types, data_set));
}

} // namespace doris::vectorized