Files
2026-07-10 00:12:26 +02:00

141 lines
4.2 KiB
Nix

{
lib,
buildPythonPackage,
isPyPy,
fetchFromGitHub,
attrs,
gitMinimal,
pexpect,
doCheck ? true,
pytestCheckHook,
pytest-xdist,
rustPlatform,
sortedcontainers,
syrupy,
tzdata,
}:
buildPythonPackage (finalAttrs: {
pname = "hypothesis";
version = "6.156.1";
pyproject = true;
__structuredAttrs = true;
src = fetchFromGitHub {
owner = "HypothesisWorks";
repo = "hypothesis";
tag = "v${finalAttrs.version}";
hash = "sha256-Z3LffzA+tsJtvXebTayfRZo32b0LcU2RFDS6bAdCDqU=";
};
sourceRoot = "${finalAttrs.src.name}/hypothesis";
cargoRoot = "rust";
cargoDeps = rustPlatform.fetchCargoVendor {
inherit (finalAttrs)
pname
version
src
sourceRoot
cargoRoot
;
hash = "sha256-WEuCK1jpemnNpO+UxsfpdAkFLSM0v2WRjZr3qmSLBJI=";
};
# I tried to package sphinx-selective-exclude, but it throws
# error about "module 'sphinx' has no attribute 'directives'".
#
# It probably has to do with monkey-patching internals of Sphinx.
# On bright side, this extension does not introduces new commands,
# only changes "::only" command, so we probably okay with stock
# implementation.
#
# I wonder how upstream of "hypothesis" builds documentation.
postPatch = ''
sed -i -e '/sphinx_selective_exclude.eager_only/ d' docs/conf.py
'';
nativeBuildInputs = [
rustPlatform.cargoSetupHook
];
build-system = [
rustPlatform.maturinBuildHook
];
dependencies = [
attrs
sortedcontainers
];
nativeCheckInputs = [
gitMinimal
pexpect
pytest-xdist
pytestCheckHook
(syrupy.overridePythonAttrs { doCheck = false; })
]
++ lib.optionals isPyPy [ tzdata ];
inherit doCheck;
# tox.ini changes how pytest runs and breaks it.
# Activate the CI profile (similar to setupHook below)
# by setting HYPOTHESIS_PROFILE [1].
#
# [1]: https://github.com/HypothesisWorks/hypothesis/blob/hypothesis-python-6.130.9/hypothesis-python/tests/common/setup.py#L78
preCheck = ''
rm tox.ini
export HYPOTHESIS_PROFILE=ci
export TMPDIR=$(mktemp -d)
'';
pytestFlags = [
"-p no:cacheprovider"
];
enabledTestPaths = [ "tests/cover" ];
# Hypothesis by default activates several "Health Checks", including one that fires if the builder is "too slow".
# This check is disabled [1] if Hypothesis detects a CI environment, i.e. either `CI` or `TF_BUILD` is defined [2].
# We set `CI=1` here using a setup hook to avoid spurious failures [3].
#
# Example error message for reference:
# hypothesis.errors.FailedHealthCheck: Data generation is extremely slow: Only produced 2 valid examples in 1.28 seconds (1 invalid ones and 0 exceeded maximum size). Try decreasing size of the data you're generating (with e.g. max_size or max_leaves parameters).
#
# [1]: https://github.com/HypothesisWorks/hypothesis/blob/hypothesis-python-6.130.9/hypothesis-python/src/hypothesis/_settings.py#L816-L828
# [2]: https://github.com/HypothesisWorks/hypothesis/blob/hypothesis-python-6.130.9/hypothesis-python/src/hypothesis/_settings.py#L756
# [3]: https://github.com/NixOS/nixpkgs/issues/393637
setupHook = ./setup-hook.sh;
disabledTests = [
# fail when using CI profile
"test_given_does_not_pollute_state"
"test_find_does_not_pollute_state"
"test_does_print_on_reuse_from_database"
"test_prints_seed_only_on_healthcheck"
"test_prints_seed_on_very_slow_shrinking"
"test_regex_output_should_print_as_string"
]
++ lib.optionals isPyPy [
# hypothesis.errors.Unsatisfiable: Could not find any examples from datetimes(min_value=datetime.datetime(2003, 1, 1, 0, 0), max_value=datetime.datetime(2005, 12, 31, 23, 59, 59, 999999)) that satisfied lambda x: x.month == 2 and x.day == 29
"test_bordering_on_a_leap_year"
];
pythonImportsCheck = [ "hypothesis" ];
meta = {
description = "Library for property based testing";
mainProgram = "hypothesis";
homepage = "https://github.com/HypothesisWorks/hypothesis";
changelog = "https://hypothesis.readthedocs.io/en/latest/changes.html#v${
lib.replaceStrings [ "." ] [ "-" ] finalAttrs.version
}";
license = lib.licenses.mpl20;
maintainers = [
lib.maintainers.fliegendewurst
];
};
})