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https://github.com/NixOS/nix.git
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74be28820c
This is more flexible, and needed for me to be able to reshuffle the inheritance bureaucracy to make the JSON instances more precise.
104 lines
4.1 KiB
C++
104 lines
4.1 KiB
C++
#include <nlohmann/json.hpp>
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#include <gtest/gtest.h>
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#include "nix/store/path-info.hh"
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#include "nix/util/tests/characterization.hh"
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#include "nix/store/tests/libstore.hh"
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namespace nix {
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using nlohmann::json;
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class PathInfoTest : public CharacterizationTest, public LibStoreTest
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{
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std::filesystem::path unitTestData = getUnitTestData() / "path-info";
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std::filesystem::path goldenMaster(PathView testStem) const override
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{
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return unitTestData / (testStem + ".json");
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}
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};
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static UnkeyedValidPathInfo makeEmpty()
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{
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return {
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Hash::parseSRI("sha256-FePFYIlMuycIXPZbWi7LGEiMmZSX9FMbaQenWBzm1Sc="),
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};
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}
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static ValidPathInfo makeFullKeyed(const Store & store, bool includeImpureInfo)
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{
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auto info = ValidPathInfo::makeFromCA(
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store,
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"foo",
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FixedOutputInfo{
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.method = FileIngestionMethod::NixArchive,
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.hash = hashString(HashAlgorithm::SHA256, "(...)"),
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.references =
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{
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.others =
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{
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StorePath{
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"g1w7hy3qg1w7hy3qg1w7hy3qg1w7hy3q-bar",
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},
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},
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.self = true,
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},
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},
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Hash::parseSRI("sha256-FePFYIlMuycIXPZbWi7LGEiMmZSX9FMbaQenWBzm1Sc="));
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info.narSize = 34878;
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if (includeImpureInfo) {
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info.deriver = StorePath{
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"g1w7hy3qg1w7hy3qg1w7hy3qg1w7hy3q-bar.drv",
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};
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info.registrationTime = 23423;
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info.ultimate = true;
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info.sigs = {"asdf", "qwer"};
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}
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return info;
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}
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static UnkeyedValidPathInfo makeFull(const Store & store, bool includeImpureInfo)
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{
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return makeFullKeyed(store, includeImpureInfo);
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}
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#define JSON_TEST(STEM, OBJ, PURE) \
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TEST_F(PathInfoTest, PathInfo_##STEM##_from_json) \
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{ \
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readTest(#STEM, [&](const auto & encoded_) { \
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auto encoded = json::parse(encoded_); \
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UnkeyedValidPathInfo got = UnkeyedValidPathInfo::fromJSON(*store, encoded); \
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auto expected = OBJ; \
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ASSERT_EQ(got, expected); \
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}); \
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} \
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\
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TEST_F(PathInfoTest, PathInfo_##STEM##_to_json) \
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{ \
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writeTest( \
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#STEM, \
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[&]() -> json { return OBJ.toJSON(*store, PURE, HashFormat::SRI); }, \
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[](const auto & file) { return json::parse(readFile(file)); }, \
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[](const auto & file, const auto & got) { return writeFile(file, got.dump(2) + "\n"); }); \
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}
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JSON_TEST(empty_pure, makeEmpty(), false)
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JSON_TEST(empty_impure, makeEmpty(), true)
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JSON_TEST(pure, makeFull(*store, false), false)
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JSON_TEST(impure, makeFull(*store, true), true)
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TEST_F(PathInfoTest, PathInfo_full_shortRefs)
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{
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ValidPathInfo it = makeFullKeyed(*store, true);
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// it.references = unkeyed.references;
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auto refs = it.shortRefs();
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ASSERT_EQ(refs.size(), 2u);
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ASSERT_EQ(*refs.begin(), "g1w7hy3qg1w7hy3qg1w7hy3qg1w7hy3q-bar");
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ASSERT_EQ(*++refs.begin(), "n5wkd9frr45pa74if5gpz9j7mifg27fh-foo");
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}
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} // namespace nix
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