nixpkgs/pkgs/development/python-modules/pytest/default.nix
2022-04-15 01:39:45 +02:00

104 lines
2.7 KiB
Nix

{ lib
, buildPythonPackage
, pythonOlder
, fetchPypi
, isPyPy
, writeText
# build
, setuptools-scm
# propagates
, attrs
, iniconfig
, packaging
, pluggy
, py
, tomli
# tests
, hypothesis
, pygments
}:
buildPythonPackage rec {
pname = "pytest";
version = "7.1.1";
format = "pyproject";
src = fetchPypi {
inherit pname version;
sha256 = "sha256-hBEyyu9rGtF6mv3kbcT2z6WaBflVWq5RUfc73yggymM=";
};
nativeBuildInputs = [
setuptools-scm
];
propagatedBuildInputs = [
attrs
iniconfig
packaging
pluggy
py
tomli
];
checkInputs = [
hypothesis
pygments
];
doCheck = !isPyPy; # https://github.com/pytest-dev/pytest/issues/3460
# Ignored file https://github.com/pytest-dev/pytest/pull/5605#issuecomment-522243929
# test_missing_required_plugins will emit deprecation warning which is treated as error
checkPhase = ''
runHook preCheck
$out/bin/py.test -x testing/ \
--ignore=testing/test_junitxml.py \
--ignore=testing/test_argcomplete.py \
-k "not test_collect_pyargs_with_testpaths and not test_missing_required_plugins"
# tests leave behind unreproducible pytest binaries in the output directory, remove:
find $out/lib -name "*-pytest-${version}.pyc" -delete
# specifically testing/test_assertion.py and testing/test_assertrewrite.py leave behind those:
find $out/lib -name "*opt-2.pyc" -delete
runHook postCheck
'';
# Remove .pytest_cache when using py.test in a Nix build
setupHook = writeText "pytest-hook" ''
pytestcachePhase() {
find $out -name .pytest_cache -type d -exec rm -rf {} +
}
preDistPhases+=" pytestcachePhase"
# pytest generates it's own bytecode files to improve assertion messages.
# These files similar to cpython's bytecode files but are never laoded
# by python interpreter directly. We remove them for a few reasons:
# - files are non-deterministic: https://github.com/NixOS/nixpkgs/issues/139292
# (file headers are generatedt by pytest directly and contain timestamps)
# - files are not needed after tests are finished
pytestRemoveBytecodePhase () {
# suffix is defined at:
# https://github.com/pytest-dev/pytest/blob/7.1.1/src/_pytest/assertion/rewrite.py#L51-L53
find $out -name "*-pytest-*.py[co]" -delete
}
preDistPhases+=" pytestRemoveBytecodePhase"
'';
pythonImportsCheck = [
"pytest"
];
meta = with lib; {
description = "Framework for writing tests";
homepage = "https://docs.pytest.org";
changelog = "https://github.com/pytest-dev/pytest/releases/tag/${version}";
maintainers = with maintainers; [ domenkozar lovek323 madjar lsix ];
license = licenses.mit;
};
}