lix/tests/unit/libstore/derivation.cc
eldritch horrors 7ff1dca1fa Merge pull request #9247 from obsidiansystems/derivation-test-with-files
Turn derivation unit tests into unit characterization tests

(cherry picked from commit a6e587923c9d5d716fe0f0049bed96d1cc210bff)
Change-Id: Ia2a2e65aabfee8d5d52142b8fdaacbae4a27242c
2024-03-04 05:21:10 +01:00

344 lines
14 KiB
C++

#include <nlohmann/json.hpp>
#include <gtest/gtest.h>
#include "experimental-features.hh"
#include "derivations.hh"
#include "tests/libstore.hh"
#include "characterization.hh"
namespace nix {
using nlohmann::json;
class DerivationTest : public LibStoreTest
{
public:
/**
* We set these in tests rather than the regular globals so we don't have
* to worry about race conditions if the tests run concurrently.
*/
ExperimentalFeatureSettings mockXpSettings;
Path unitTestData = getUnitTestData() + "/libstore/derivation";
Path goldenMaster(std::string_view testStem) {
return unitTestData + "/" + testStem;
}
};
class CaDerivationTest : public DerivationTest
{
void SetUp() override
{
mockXpSettings.set("experimental-features", "ca-derivations");
}
};
class DynDerivationTest : public DerivationTest
{
void SetUp() override
{
mockXpSettings.set("experimental-features", "dynamic-derivations ca-derivations");
}
};
class ImpureDerivationTest : public DerivationTest
{
void SetUp() override
{
mockXpSettings.set("experimental-features", "impure-derivations");
}
};
TEST_F(DerivationTest, BadATerm_version) {
ASSERT_THROW(
parseDerivation(
*store,
readFile(goldenMaster("bad-version.drv")),
"whatever",
mockXpSettings),
FormatError);
}
TEST_F(DynDerivationTest, BadATerm_oldVersionDynDeps) {
ASSERT_THROW(
parseDerivation(
*store,
readFile(goldenMaster("bad-old-version-dyn-deps.drv")),
"dyn-dep-derivation",
mockXpSettings),
FormatError);
}
#define TEST_JSON(FIXTURE, NAME, VAL, DRV_NAME, OUTPUT_NAME) \
TEST_F(FIXTURE, DerivationOutput_ ## NAME ## _from_json) { \
if (testAccept()) \
{ \
GTEST_SKIP() << cannotReadGoldenMaster; \
} \
else \
{ \
auto encoded = json::parse( \
readFile(goldenMaster("output-" #NAME ".json"))); \
DerivationOutput got = DerivationOutput::fromJSON( \
*store, \
DRV_NAME, \
OUTPUT_NAME, \
encoded, \
mockXpSettings); \
DerivationOutput expected { VAL }; \
ASSERT_EQ(got, expected); \
} \
} \
\
TEST_F(FIXTURE, DerivationOutput_ ## NAME ## _to_json) { \
auto file = goldenMaster("output-" #NAME ".json"); \
\
json got = DerivationOutput { VAL }.toJSON( \
*store, \
DRV_NAME, \
OUTPUT_NAME); \
\
if (testAccept()) \
{ \
createDirs(dirOf(file)); \
writeFile(file, got.dump(2) + "\n"); \
GTEST_SKIP() << updatingGoldenMaster; \
} \
else \
{ \
auto expected = json::parse(readFile(file)); \
ASSERT_EQ(got, expected); \
} \
}
TEST_JSON(DerivationTest, inputAddressed,
(DerivationOutput::InputAddressed {
.path = store->parseStorePath("/nix/store/c015dhfh5l0lp6wxyvdn7bmwhbbr6hr9-drv-name-output-name"),
}),
"drv-name", "output-name")
TEST_JSON(DerivationTest, caFixedFlat,
(DerivationOutput::CAFixed {
.ca = {
.method = FileIngestionMethod::Flat,
.hash = Hash::parseAnyPrefixed("sha256-iUUXyRY8iW7DGirb0zwGgf1fRbLA7wimTJKgP7l/OQ8="),
},
}),
"drv-name", "output-name")
TEST_JSON(DerivationTest, caFixedNAR,
(DerivationOutput::CAFixed {
.ca = {
.method = FileIngestionMethod::Recursive,
.hash = Hash::parseAnyPrefixed("sha256-iUUXyRY8iW7DGirb0zwGgf1fRbLA7wimTJKgP7l/OQ8="),
},
}),
"drv-name", "output-name")
TEST_JSON(DynDerivationTest, caFixedText,
(DerivationOutput::CAFixed {
.ca = {
.hash = Hash::parseAnyPrefixed("sha256-iUUXyRY8iW7DGirb0zwGgf1fRbLA7wimTJKgP7l/OQ8="),
},
}),
"drv-name", "output-name")
TEST_JSON(CaDerivationTest, caFloating,
(DerivationOutput::CAFloating {
.method = FileIngestionMethod::Recursive,
.hashType = htSHA256,
}),
"drv-name", "output-name")
TEST_JSON(DerivationTest, deferred,
DerivationOutput::Deferred { },
"drv-name", "output-name")
TEST_JSON(ImpureDerivationTest, impure,
(DerivationOutput::Impure {
.method = FileIngestionMethod::Recursive,
.hashType = htSHA256,
}),
"drv-name", "output-name")
#undef TEST_JSON
#define TEST_JSON(FIXTURE, NAME, VAL) \
TEST_F(FIXTURE, Derivation_ ## NAME ## _from_json) { \
if (testAccept()) \
{ \
GTEST_SKIP() << cannotReadGoldenMaster; \
} \
else \
{ \
auto encoded = json::parse( \
readFile(goldenMaster( #NAME ".json"))); \
Derivation expected { VAL }; \
Derivation got = Derivation::fromJSON( \
*store, \
encoded, \
mockXpSettings); \
ASSERT_EQ(got, expected); \
} \
} \
\
TEST_F(FIXTURE, Derivation_ ## NAME ## _to_json) { \
auto file = goldenMaster( #NAME ".json"); \
\
json got = Derivation { VAL }.toJSON(*store); \
\
if (testAccept()) \
{ \
createDirs(dirOf(file)); \
writeFile(file, got.dump(2) + "\n"); \
GTEST_SKIP() << updatingGoldenMaster; \
} \
else \
{ \
auto expected = json::parse(readFile(file)); \
ASSERT_EQ(got, expected); \
} \
}
#define TEST_ATERM(FIXTURE, NAME, VAL, DRV_NAME) \
TEST_F(FIXTURE, Derivation_ ## NAME ## _from_aterm) { \
if (testAccept()) \
{ \
GTEST_SKIP() << cannotReadGoldenMaster; \
} \
else \
{ \
auto encoded = readFile(goldenMaster( #NAME ".drv")); \
Derivation expected { VAL }; \
auto got = parseDerivation( \
*store, \
std::move(encoded), \
DRV_NAME, \
mockXpSettings); \
ASSERT_EQ(got.toJSON(*store), expected.toJSON(*store)) ; \
ASSERT_EQ(got, expected); \
} \
} \
\
TEST_F(FIXTURE, Derivation_ ## NAME ## _to_aterm) { \
auto file = goldenMaster( #NAME ".drv"); \
\
auto got = (VAL).unparse(*store, false); \
\
if (testAccept()) \
{ \
createDirs(dirOf(file)); \
writeFile(file, got); \
GTEST_SKIP() << updatingGoldenMaster; \
} \
else \
{ \
auto expected = readFile(file); \
ASSERT_EQ(got, expected); \
} \
}
Derivation makeSimpleDrv(const Store & store) {
Derivation drv;
drv.name = "simple-derivation";
drv.inputSrcs = {
store.parseStorePath("/nix/store/c015dhfh5l0lp6wxyvdn7bmwhbbr6hr9-dep1"),
};
drv.inputDrvs = {
.map = {
{
store.parseStorePath("/nix/store/c015dhfh5l0lp6wxyvdn7bmwhbbr6hr9-dep2.drv"),
{
.value = {
"cat",
"dog",
},
},
},
},
};
drv.platform = "wasm-sel4";
drv.builder = "foo";
drv.args = {
"bar",
"baz",
};
drv.env = {
{
"BIG_BAD",
"WOLF",
},
};
return drv;
}
TEST_JSON(DerivationTest, simple, makeSimpleDrv(*store))
TEST_ATERM(DerivationTest, simple,
makeSimpleDrv(*store),
"simple-derivation")
Derivation makeDynDepDerivation(const Store & store) {
Derivation drv;
drv.name = "dyn-dep-derivation";
drv.inputSrcs = {
store.parseStorePath("/nix/store/c015dhfh5l0lp6wxyvdn7bmwhbbr6hr9-dep1"),
};
drv.inputDrvs = {
.map = {
{
store.parseStorePath("/nix/store/c015dhfh5l0lp6wxyvdn7bmwhbbr6hr9-dep2.drv"),
DerivedPathMap<StringSet>::ChildNode {
.value = {
"cat",
"dog",
},
.childMap = {
{
"cat",
DerivedPathMap<StringSet>::ChildNode {
.value = {
"kitten",
},
},
},
{
"goose",
DerivedPathMap<StringSet>::ChildNode {
.value = {
"gosling",
},
},
},
},
},
},
},
};
drv.platform = "wasm-sel4";
drv.builder = "foo";
drv.args = {
"bar",
"baz",
};
drv.env = {
{
"BIG_BAD",
"WOLF",
},
};
return drv;
}
TEST_JSON(DynDerivationTest, dynDerivationDeps, makeDynDepDerivation(*store))
TEST_ATERM(DynDerivationTest, dynDerivationDeps,
makeDynDepDerivation(*store),
"dyn-dep-derivation")
#undef TEST_JSON
#undef TEST_ATERM
}