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More property tests

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Also put proper comparison methods on `DerivedPath` and
`NixStringContextElem`, which is needed for the tests but good in
general.
This commit is contained in:
John Ericson 2023-01-29 13:52:38 -05:00
parent ec0c0efec6
commit ecd3e4ebd7
15 changed files with 279 additions and 24 deletions
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23
src/libstore/tests/path.cc
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@ -7,6 +7,7 @@
#include "path-regex.hh"
#include "store-api.hh"
#include "tests/hash.hh"
#include "tests/libstore.hh"
#include "tests/path.hh"
@ -74,12 +75,14 @@ void showValue(const StorePath & p, std::ostream & os) {
namespace rc {
using namespace nix;
Gen<StorePath> Arbitrary<StorePath>::arbitrary()
Gen<StorePathName> Arbitrary<StorePathName>::arbitrary()
{
auto len = *gen::inRange<size_t>(1, StorePath::MaxPathLen);
auto len = *gen::inRange<size_t>(
1,
StorePath::MaxPathLen - std::string_view { HASH_PART }.size());
std::string pre { HASH_PART "-" };
pre.reserve(pre.size() + len);
std::string pre;
pre.reserve(len);
for (size_t c = 0; c < len; ++c) {
switch (auto i = *gen::inRange<uint8_t>(0, 10 + 2 * 26 + 6)) {
@ -114,7 +117,17 @@ Gen<StorePath> Arbitrary<StorePath>::arbitrary()
}
}
return gen::just(StorePath { pre });
return gen::just(StorePathName {
.name = std::move(pre),
});
}
Gen<StorePath> Arbitrary<StorePath>::arbitrary()
{
return gen::just(StorePath {
*gen::arbitrary<Hash>(),
(*gen::arbitrary<StorePathName>()).name,
});
}
} // namespace rc