toolsrc/include/vcpkg-test/util.h


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#include <catch2/catch.hpp>
#include <vcpkg/pragmas.h>

#include <vcpkg/base/files.h>
#include <vcpkg/statusparagraph.h>

#include <memory>

#define CHECK_EC(ec)                                                                                                   \
    do                                                                                                                 \
    {                                                                                                                  \
        if (ec)                                                                                                        \
        {                                                                                                              \
            FAIL(ec.message());                                                                                        \
        }                                                                                                              \
    } while (0)

namespace vcpkg::Test
{
    std::unique_ptr<vcpkg::StatusParagraph> make_status_pgh(const char* name,
                                                            const char* depends = "",
                                                            const char* default_features = "",
                                                            const char* triplet = "x86-windows");

    std::unique_ptr<vcpkg::StatusParagraph> make_status_feature_pgh(const char* name,
                                                                    const char* feature,
                                                                    const char* depends = "",
                                                                    const char* triplet = "x86-windows");

    vcpkg::PackageSpec unsafe_pspec(std::string name, vcpkg::Triplet t = vcpkg::Triplet::X86_WINDOWS);

    template<class T, class S>
    T&& unwrap(vcpkg::ExpectedT<T, S>&& p)
    {
        REQUIRE(p.has_value());
        return std::move(*p.get());
    }

    template<class T>
    T&& unwrap(vcpkg::Optional<T>&& opt)
    {
        REQUIRE(opt.has_value());
        return std::move(*opt.get());
    }

    struct AllowSymlinks
    {
        enum Tag : bool
        {
            No = false,
            Yes = true,
        } tag;

        constexpr AllowSymlinks(Tag tag) noexcept : tag(tag) {}

        constexpr explicit AllowSymlinks(bool b) noexcept : tag(b ? Yes : No) {}

        constexpr operator bool() const noexcept { return tag == Yes; }
    };

    AllowSymlinks can_create_symlinks() noexcept;

    const fs::path& base_temporary_directory() noexcept;

    void create_symlink(const fs::path& file, const fs::path& target, std::error_code& ec);

    void create_directory_symlink(const fs::path& file, const fs::path& target, std::error_code& ec);
}