#include <gtest/gtest.h>

import std;

import mcpp.toolchain.registry;

using namespace mcpp::toolchain;

TEST(ToolchainRegistry, MapsGccSpecToGccPackage) {

auto spec = parse_toolchain_spec("gcc@16.1.0");

ASSERT_TRUE(spec.has_value()) << spec.error();

auto pkg = to_xim_package(*spec);

EXPECT_EQ(pkg.ximName, "gcc");

EXPECT_EQ(pkg.ximVersion, "16.1.0");

EXPECT_EQ(pkg.display_spec(), "gcc@16.1.0");

ASSERT_FALSE(pkg.frontendCandidates.empty());

EXPECT_EQ(pkg.frontendCandidates.front(), "g++");

EXPECT_TRUE(pkg.needsGccPostInstallFixup);

}

TEST(ToolchainRegistry, MapsGccMuslSuffixToMuslGccPackage) {

auto spec = parse_toolchain_spec("gcc@15.1.0-musl");

ASSERT_TRUE(spec.has_value()) << spec.error();

auto pkg = to_xim_package(*spec);

EXPECT_TRUE(spec->isMusl);

EXPECT_EQ(pkg.ximName, "musl-gcc");

EXPECT_EQ(pkg.ximVersion, "15.1.0");

EXPECT_EQ(pkg.display_spec(), "gcc@15.1.0-musl");

ASSERT_FALSE(pkg.frontendCandidates.empty());

EXPECT_EQ(pkg.frontendCandidates.front(), "x86_64-linux-musl-g++");

EXPECT_FALSE(pkg.needsGccPostInstallFixup);

}

TEST(ToolchainRegistry, MapsLlvmAndClangAliasesToLlvmPackage) {

auto llvmSpec = parse_toolchain_spec("llvm", "20.1.7");

auto clangSpec = parse_toolchain_spec("clang@20.1.7");

ASSERT_TRUE(llvmSpec.has_value()) << llvmSpec.error();

ASSERT_TRUE(clangSpec.has_value()) << clangSpec.error();

auto llvmPkg = to_xim_package(*llvmSpec);

auto clangPkg = to_xim_package(*clangSpec);

EXPECT_EQ(llvmPkg.ximName, "llvm");

EXPECT_EQ(clangPkg.ximName, "llvm");

EXPECT_EQ(llvmPkg.ximVersion, "20.1.7");

EXPECT_EQ(clangPkg.ximVersion, "20.1.7");

EXPECT_EQ(llvmPkg.display_spec(), "llvm@20.1.7");

EXPECT_EQ(clangPkg.display_spec(), "clang@20.1.7");

ASSERT_FALSE(clangPkg.frontendCandidates.empty());

#if defined(_WIN32)

EXPECT_EQ(clangPkg.frontendCandidates.front(), "clang++.exe");

#else

EXPECT_EQ(clangPkg.frontendCandidates.front(), "clang++");

#endif

}

TEST(ToolchainRegistry, ResolvesPartialMuslVersionForDisplayAndPackage) {

auto spec = parse_toolchain_spec("gcc", "15-musl");

ASSERT_TRUE(spec.has_value()) << spec.error();

auto resolved = with_resolved_xim_version(*spec, "15.1.0");

auto pkg = to_xim_package(resolved);

EXPECT_EQ(resolved.version, "15.1.0-musl");

EXPECT_EQ(pkg.ximName, "musl-gcc");

EXPECT_EQ(pkg.ximVersion, "15.1.0");

EXPECT_EQ(pkg.display_spec(), "gcc@15.1.0-musl");

}