82 lines
2.7 KiB
C++
82 lines
2.7 KiB
C++
#include <catch2/catch_test_macros.hpp>
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import cargoxx.resolver;
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import cargoxx.util;
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import std;
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using cargoxx::resolver::parse_nix_eval_json;
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using cargoxx::util::ErrorCode;
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TEST_CASE("parse_nix_eval_json extracts version and outPath", "[resolver][nixpkgs]") {
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constexpr std::string_view input = R"({
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"version": "3.7.0",
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"path": "/nix/store/abc-simdjson-3.7.0"
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})";
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auto r = parse_nix_eval_json("simdjson", input);
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REQUIRE(r.has_value());
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REQUIRE(r->attr == "simdjson");
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REQUIRE(r->version == "3.7.0");
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REQUIRE(r->out_path == "/nix/store/abc-simdjson-3.7.0");
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}
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TEST_CASE("parse_nix_eval_json accepts an empty version field",
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"[resolver][nixpkgs]") {
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constexpr std::string_view input = R"({
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"version": "",
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"path": "/nix/store/xyz-foo"
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})";
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auto r = parse_nix_eval_json("foo", input);
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REQUIRE(r.has_value());
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REQUIRE(r->version.empty());
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REQUIRE(r->out_path == "/nix/store/xyz-foo");
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}
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TEST_CASE("parse_nix_eval_json fails when outPath is missing",
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"[resolver][nixpkgs]") {
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constexpr std::string_view input = R"({"version": "1.0"})";
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auto r = parse_nix_eval_json("foo", input);
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REQUIRE_FALSE(r.has_value());
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REQUIRE(r.error().code == ErrorCode::ResolutionNetworkError);
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}
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TEST_CASE("parse_nix_eval_json fails on garbage input", "[resolver][nixpkgs]") {
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auto r = parse_nix_eval_json("foo", "not-json-at-all");
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REQUIRE_FALSE(r.has_value());
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REQUIRE(r.error().code == ErrorCode::ResolutionNetworkError);
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}
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TEST_CASE("parse_nix_eval_json fails on a non-object root",
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"[resolver][nixpkgs]") {
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auto r = parse_nix_eval_json("foo", "[]");
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REQUIRE_FALSE(r.has_value());
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REQUIRE(r.error().code == ErrorCode::ResolutionNetworkError);
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}
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TEST_CASE("parse_nix_eval_json captures dev_path when present",
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"[resolver][nixpkgs]") {
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constexpr std::string_view input = R"({
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"version": "21.1.8",
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"path": "/nix/store/abc-llvm-21.1.8",
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"dev_path": "/nix/store/def-llvm-21.1.8-dev"
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})";
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auto r = parse_nix_eval_json("libllvm", input);
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REQUIRE(r.has_value());
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REQUIRE(r->out_path == "/nix/store/abc-llvm-21.1.8");
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REQUIRE(r->dev_path == "/nix/store/def-llvm-21.1.8-dev");
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}
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TEST_CASE("parse_nix_eval_json leaves dev_path empty for single-output packages",
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"[resolver][nixpkgs]") {
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constexpr std::string_view input = R"({
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"version": "2.12.2",
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"path": "/nix/store/xyz-hello-2.12.2",
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"dev_path": ""
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})";
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auto r = parse_nix_eval_json("hello", input);
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REQUIRE(r.has_value());
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REQUIRE(r->out_path == "/nix/store/xyz-hello-2.12.2");
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REQUIRE(r->dev_path.empty());
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}
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