// Network/nix-eval-gated integration test for resolver::nixpkgs_probe.
// Skipped unless CARGOXX_NETWORK_TESTS=1 is set in the environment.

#include <catch2/catch_test_macros.hpp>

import cargoxx.resolver;
import cargoxx.util;
import std;

namespace {

auto network_tests_enabled() -> bool {
    auto* env = std::getenv("CARGOXX_NETWORK_TESTS");
    return env != nullptr && std::string_view{env} == "1";
}

} // namespace

TEST_CASE("nixpkgs_probe finds 'hello'", "[resolver][network]") {
    if (!network_tests_enabled()) {
        SKIP("CARGOXX_NETWORK_TESTS != 1");
    }
    auto r = cargoxx::resolver::nixpkgs_probe("hello");
    REQUIRE(r.has_value());
    REQUIRE(r->attr == "hello");
    REQUIRE_FALSE(r->out_path.empty());
    REQUIRE(r->out_path.starts_with("/nix/store/"));
    // GNU hello has a stable, conventional version field.
    REQUIRE_FALSE(r->version.empty());
}

TEST_CASE("nixpkgs_probe rejects an unknown attribute", "[resolver][network]") {
    if (!network_tests_enabled()) {
        SKIP("CARGOXX_NETWORK_TESTS != 1");
    }
    auto r = cargoxx::resolver::nixpkgs_probe(
        "definitely_not_a_real_pkg_cargoxx_xyzzy");
    REQUIRE_FALSE(r.has_value());
    REQUIRE(r.error().code == cargoxx::util::ErrorCode::ResolutionUnknownPackage);
}