#include "LocalPoolOwnerBase.h"
#include "fsfw_tests/unit/CatchDefinitions.h"

#include <fsfw/objectmanager/ObjectManager.h>
#include <fsfw/datapoollocal/HasLocalDataPoolIF.h>

#include <catch2/catch_test_macros.hpp>

TEST_CASE("LocalPoolVariable" , "[LocPoolVarTest]") {
    LocalPoolOwnerBase* poolOwner = ObjectManager::instance()->
            get<LocalPoolOwnerBase>(objects::TEST_LOCAL_POOL_OWNER_BASE);
    REQUIRE(poolOwner != nullptr);
    REQUIRE(poolOwner->initializeHkManager() == retval::CATCH_OK);
    REQUIRE(poolOwner->initializeHkManagerAfterTaskCreation() == retval::CATCH_OK);

    SECTION("Basic Tests") {
        /* very basic test. */
        lp_var_t<uint8_t> testVariable = lp_var_t<uint8_t>(
                objects::TEST_LOCAL_POOL_OWNER_BASE, lpool::uint8VarId);
        REQUIRE(testVariable.read() == retval::CATCH_OK);
        CHECK(testVariable.value == 0);
        testVariable.value = 5;
        REQUIRE(testVariable.commit() == retval::CATCH_OK);
        REQUIRE(testVariable.read() == retval::CATCH_OK);
        REQUIRE(testVariable.value == 5);
        CHECK(not testVariable.isValid());
        testVariable.setValid(true);
        CHECK(testVariable.isValid());
        CHECK(testVariable.commit(true) == retval::CATCH_OK);

        testVariable.setReadWriteMode(pool_rwm_t::VAR_READ);
        CHECK(testVariable.getReadWriteMode() == pool_rwm_t::VAR_READ);
        testVariable.setReadWriteMode(pool_rwm_t::VAR_READ_WRITE);

        testVariable.setDataPoolId(22);
        CHECK(testVariable.getDataPoolId() == 22);
        testVariable.setDataPoolId(lpool::uint8VarId);

        testVariable.setChanged(true);
        CHECK(testVariable.hasChanged());
        testVariable.setChanged(false);

        gp_id_t globPoolId(objects::TEST_LOCAL_POOL_OWNER_BASE,
                lpool::uint8VarId);
        lp_var_t<uint8_t> testVariable2 = lp_var_t<uint8_t>(globPoolId);
        REQUIRE(testVariable2.read() == retval::CATCH_OK);
        CHECK(testVariable2 == 5);
        CHECK(testVariable == testVariable2);
        testVariable = 10;
        CHECK(testVariable != 5);
        //CHECK(not testVariable != testVariable2);
        uint8_t variableRaw = 0;
        uint8_t* varPtr = &variableRaw;
        size_t maxSize = testVariable.getSerializedSize();
        CHECK(maxSize == 1);
        size_t serSize = 0;
        CHECK(testVariable.serialize(&varPtr, &serSize, maxSize,
                SerializeIF::Endianness::MACHINE) == retval::CATCH_OK);
        CHECK(variableRaw == 10);
        const uint8_t* varConstPtr = &variableRaw;
        testVariable = 5;
        CHECK(testVariable.deSerialize(&varConstPtr, &serSize,
                SerializeIF::Endianness::MACHINE) == retval::CATCH_OK);
        CHECK(testVariable == 10);
        CHECK(testVariable != testVariable2);
        CHECK(testVariable2 < testVariable);
        CHECK(testVariable2 < 10);
        CHECK(testVariable > 5);
        CHECK(testVariable > testVariable2);
        variableRaw = static_cast<uint8_t>(testVariable2);
        CHECK(variableRaw == 5);

        CHECK(testVariable == 10);
        testVariable = testVariable2;
        CHECK(testVariable == 5);
    }

    SECTION("ErrorHandling") {

        /* now try to use a local pool variable which does not exist */
        lp_var_t<uint8_t> invalidVariable = lp_var_t<uint8_t>(
                objects::TEST_LOCAL_POOL_OWNER_BASE, 0xffffffff);
        REQUIRE(invalidVariable.read() ==
                static_cast<int>(localpool::POOL_ENTRY_NOT_FOUND));

        REQUIRE(invalidVariable.commit() ==
                static_cast<int>(localpool::POOL_ENTRY_NOT_FOUND));
        /* now try to access with wrong type */
        lp_var_t<int8_t> invalidVariable2 = lp_var_t<int8_t>(
                objects::TEST_LOCAL_POOL_OWNER_BASE, lpool::uint8VarId);
        REQUIRE(invalidVariable2.read() ==
                static_cast<int>(localpool::POOL_ENTRY_TYPE_CONFLICT));

        lp_var_t<uint8_t> readOnlyVar = lp_var_t<uint8_t>(
                objects::TEST_LOCAL_POOL_OWNER_BASE, lpool::uint8VarId,
                nullptr, pool_rwm_t::VAR_READ);
        REQUIRE(readOnlyVar.commit() ==
                static_cast<int>(PoolVariableIF::INVALID_READ_WRITE_MODE));
        lp_var_t<uint8_t> writeOnlyVar = lp_var_t<uint8_t>(
                objects::TEST_LOCAL_POOL_OWNER_BASE, lpool::uint8VarId,
                nullptr, pool_rwm_t::VAR_WRITE);
        REQUIRE(writeOnlyVar.read() == static_cast<int>(
                PoolVariableIF::INVALID_READ_WRITE_MODE));

        lp_var_t<uint32_t> uint32tVar = lp_var_t<uint32_t>(
                objects::TEST_LOCAL_POOL_OWNER_BASE, lpool::uint32VarId);
#if FSFW_CPP_OSTREAM_ENABLED == 1
        sif::info << "LocalPoolVariable printout: " <<uint32tVar << std::endl;
#endif

        /* for code coverage. If program does not crash -> OK */
        lp_var_t<uint8_t> invalidObjectVar = lp_var_t<uint8_t>(
                0xffffffff, lpool::uint8VarId);
        gp_id_t globPoolId(0xffffffff,
                lpool::uint8VarId);
        lp_var_t<uint8_t> invalidObjectVar2 = lp_var_t<uint8_t>(globPoolId);
        lp_var_t<uint8_t> invalidObjectVar3 = lp_var_t<uint8_t>(nullptr,
                lpool::uint8VarId);
    }

    CHECK(poolOwner->reset() == retval::CATCH_OK);

}