bareflank-hypervisor/example/default/test/mocks/bootstrap_t/behavior.cpp

/// @copyright
/// Copyright (C) 2020 Assured Information Security, Inc.
///
/// @copyright
/// Permission is hereby granted, free of charge, to any person obtaining a copy
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/// copies of the Software, and to permit persons to whom the Software is
/// furnished to do so, subject to the following conditions:
///
/// @copyright
/// The above copyright notice and this permission notice shall be included in
/// all copies or substantial portions of the Software.
///
/// @copyright
/// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
/// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
/// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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#include "../../../mocks/bootstrap_t.hpp"

#include <bsl/ut.hpp>

namespace example
{
    /// <!-- description -->
    ///   @brief Used to execute the actual checks. We put the checks in this
    ///     function so that we can validate the tests both at compile-time
    ///     and at run-time. If a bsl::ut_check fails, the tests will either
    ///     fail fast at run-time, or will produce a compile-time error.
    ///
    /// <!-- inputs/outputs -->
    ///   @return Always returns bsl::exit_success.
    ///
    [[nodiscard]] constexpr auto
    tests() noexcept -> bsl::exit_code
    {
        bsl::ut_scenario{"initialize fails"} = []() noexcept {
            bsl::ut_given{} = []() noexcept {
                bootstrap_t bootstrap{};
                gs_t gs{};
                tls_t tls{};
                syscall::bf_syscall_t sys{};
                intrinsic_t intrinsic{};
                vp_pool_t vp_pool{};
                vps_pool_t vps_pool{};
                bsl::ut_when{} = [&]() noexcept {
                    bootstrap.set_initialize(bsl::errc_failure);
                    bsl::ut_then{} = [&]() noexcept {
                        bsl::ut_check(
                            !bootstrap.initialize(gs, tls, sys, intrinsic, vp_pool, vps_pool));
                    };
                };
            };
        };

        bsl::ut_scenario{"initialize success"} = []() noexcept {
            bsl::ut_given{} = []() noexcept {
                bootstrap_t bootstrap{};
                gs_t gs{};
                tls_t tls{};
                syscall::bf_syscall_t sys{};
                intrinsic_t intrinsic{};
                vp_pool_t vp_pool{};
                vps_pool_t vps_pool{};
                bsl::ut_then{} = [&]() noexcept {
                    bsl::ut_check(bootstrap.initialize(gs, tls, sys, intrinsic, vp_pool, vps_pool));
                };
            };
        };

        bsl::ut_scenario{"release executes"} = []() noexcept {
            bsl::ut_given{} = []() noexcept {
                bootstrap_t bootstrap{};
                gs_t gs{};
                tls_t tls{};
                syscall::bf_syscall_t sys{};
                intrinsic_t intrinsic{};
                vp_pool_t vp_pool{};
                vps_pool_t vps_pool{};
                bsl::ut_then{} = [&]() noexcept {
                    bootstrap.release(gs, tls, sys, intrinsic, vp_pool, vps_pool);
                };
            };
        };

        bsl::ut_scenario{"dispatch fails"} = []() noexcept {
            bsl::ut_given{} = []() noexcept {
                bootstrap_t bootstrap{};
                gs_t gs{};
                tls_t tls{};
                syscall::bf_syscall_t sys{};
                intrinsic_t intrinsic{};
                vp_pool_t vp_pool{};
                vps_pool_t vps_pool{};
                bsl::ut_when{} = [&]() noexcept {
                    bootstrap.set_dispatch(bsl::errc_failure);
                    bsl::ut_then{} = [&]() noexcept {
                        bsl::ut_check(
                            !bootstrap.dispatch(gs, tls, sys, intrinsic, vp_pool, vps_pool, {}));
                    };
                };
            };
        };

        bsl::ut_scenario{"dispatch success"} = []() noexcept {
            bsl::ut_given{} = []() noexcept {
                bootstrap_t bootstrap{};
                gs_t gs{};
                tls_t tls{};
                syscall::bf_syscall_t sys{};
                intrinsic_t intrinsic{};
                vp_pool_t vp_pool{};
                vps_pool_t vps_pool{};
                bsl::ut_then{} = [&]() noexcept {
                    bsl::ut_check(
                        bootstrap.dispatch(gs, tls, sys, intrinsic, vp_pool, vps_pool, {}));
                };
            };
        };

        return bsl::ut_success();
    }
}

/// <!-- description -->
///   @brief Main function for this unit test. If a call to bsl::ut_check() fails
///     the application will fast fail. If all calls to bsl::ut_check() pass, this
///     function will successfully return with bsl::exit_success.
///
/// <!-- inputs/outputs -->
///   @return Always returns bsl::exit_success.
///
[[nodiscard]] auto
main() noexcept -> bsl::exit_code
{
    bsl::enable_color();

    static_assert(example::tests() == bsl::ut_success());
    return example::tests();
}