mirror of
https://github.com/NixOS/nix
synced 2025-07-02 13:31:48 +02:00
ac89bb064a
All OS and IO operations should be moved out, leaving only some misc portable pure functions. This is useful to avoid copious CPP when doing things like Windows and Emscripten ports. Newly exposed functions to break cycles: - `restoreSignals` - `updateWindowSize`
75 lines
2 KiB
C++
75 lines
2 KiB
C++
#pragma once
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///@file
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#include <nlohmann/json.hpp>
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#include <gtest/gtest.h>
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#include "tests/libstore.hh"
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#include "tests/characterization.hh"
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namespace nix {
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template<class Proto, const char * protocolDir>
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class ProtoTest : public CharacterizationTest, public LibStoreTest
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{
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Path unitTestData = getUnitTestData() + "/libstore/" + protocolDir;
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Path goldenMaster(std::string_view testStem) const override {
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return unitTestData + "/" + testStem + ".bin";
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}
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};
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template<class Proto, const char * protocolDir>
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class VersionedProtoTest : public ProtoTest<Proto, protocolDir>
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{
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public:
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/**
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* Golden test for `T` reading
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*/
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template<typename T>
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void readProtoTest(PathView testStem, typename Proto::Version version, T expected)
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{
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CharacterizationTest::readTest(testStem, [&](const auto & encoded) {
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T got = ({
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StringSource from { encoded };
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Proto::template Serialise<T>::read(
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*LibStoreTest::store,
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typename Proto::ReadConn {
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.from = from,
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.version = version,
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});
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});
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ASSERT_EQ(got, expected);
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});
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}
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/**
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* Golden test for `T` write
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*/
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template<typename T>
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void writeProtoTest(PathView testStem, typename Proto::Version version, const T & decoded)
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{
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CharacterizationTest::writeTest(testStem, [&]() {
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StringSink to;
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Proto::template Serialise<T>::write(
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*LibStoreTest::store,
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typename Proto::WriteConn {
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.to = to,
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.version = version,
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},
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decoded);
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return std::move(to.s);
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});
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}
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};
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#define VERSIONED_CHARACTERIZATION_TEST(FIXTURE, NAME, STEM, VERSION, VALUE) \
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TEST_F(FIXTURE, NAME ## _read) { \
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readProtoTest(STEM, VERSION, VALUE); \
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} \
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TEST_F(FIXTURE, NAME ## _write) { \
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writeProtoTest(STEM, VERSION, VALUE); \
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}
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}
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