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548 lines (442 loc) · 21.1 KB
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import asyncio
import functools
import sys
from pathlib import Path
from typing import Any, Callable, Coroutine
import pytest
from packaging.requirements import Requirement
from packaging.tags import Tag
from packaging.version import Version
from python_readiness import (
CachedSession,
PythonSupport,
approx_min_satisfying_version,
canonical_name,
deduplicate_reqs,
dist_support,
interpreter_value,
latest_python_release,
parse_requirements_txt,
previous_minor_python_version,
python_readiness,
requirements_from_current_environment,
requirements_from_ext_environment,
safe_version,
support_from_wheel_tags_helper,
tag_viable_for_python,
)
def test_previous_minor_python_version() -> None:
assert previous_minor_python_version((3, 9)) == (3, 8)
with pytest.raises(ValueError):
previous_minor_python_version((3, 0))
def test_interpreter_value() -> None:
assert interpreter_value((3, 9)) == "cp39"
assert interpreter_value((3, 10)) == "cp310"
assert interpreter_value((3, 11)) == "cp311"
def test_tag_viable_for_python() -> None:
tag = Tag("cp39", "cp39", "manylinux1_x86_64")
assert tag_viable_for_python(tag, (3, 9)) is True
assert tag_viable_for_python(tag, (3, 10)) is False
tag = Tag("cp38", "cp38", "manylinux1_x86_64")
assert tag_viable_for_python(tag, (3, 8)) is True
assert tag_viable_for_python(tag, (3, 9)) is False
assert tag_viable_for_python(tag, (3, 10)) is False
tag = Tag("py3", "none", "any")
assert tag_viable_for_python(tag, (3, 9)) is True
assert tag_viable_for_python(tag, (3, 10)) is True
tag = Tag("cp39", "abi3", "manylinux1_x86_64")
assert tag_viable_for_python(tag, (3, 8)) is False
assert tag_viable_for_python(tag, (3, 9)) is True
assert tag_viable_for_python(tag, (3, 10)) is True
tag = Tag("cp39", "none", "any")
assert tag_viable_for_python(tag, (3, 8)) is False
assert tag_viable_for_python(tag, (3, 9)) is True
assert tag_viable_for_python(tag, (3, 10)) is False
tag = Tag("cp310", "cp310", "manylinux1_x86_64")
assert tag_viable_for_python(tag, (3, 9)) is False
assert tag_viable_for_python(tag, (3, 10)) is True
tag = Tag("cp27", "cp27mu", "manylinux1_x86_64")
assert tag_viable_for_python(tag, (2, 7)) is True
assert tag_viable_for_python(tag, (3, 9)) is False
assert tag_viable_for_python(tag, (3, 10)) is False
def test_support_from_wheel_tags_helper() -> None:
wheels = [
{"filename": "testpkg-1.0.0-cp310-cp310-manylinux_2_17_x86_64.whl"},
{"filename": "testpkg-1.0.0-py3-none-any.whl"},
{"filename": "testpkg-1.0.0-cp39-cp39-win_amd64.whl"},
]
assert support_from_wheel_tags_helper(wheels, (3, 11))[1] == PythonSupport.has_viable_wheel
assert support_from_wheel_tags_helper(wheels, (3, 10))[1] == PythonSupport.has_explicit_wheel
assert support_from_wheel_tags_helper(wheels, (3, 9))[1] == PythonSupport.has_explicit_wheel
assert support_from_wheel_tags_helper(wheels, (3, 8))[1] == PythonSupport.has_viable_wheel
assert support_from_wheel_tags_helper(wheels, (2, 7))[1] == PythonSupport.unsupported
def test_safe_version() -> None:
assert safe_version("1.0.0") == Version("1.0.0")
assert safe_version("invalid_version") == Version("0")
assert safe_version("2.0.0b1") == Version("2.0.0b1")
def test_parse_requirements_txt(tmp_path: Path) -> None:
content = """
# Comment line
packageA>=1.0
packageB==2.0 # Another comment
packageC<=3.0 --hash=sha256:1234567890abcdefb
"""
req_file = tmp_path / "requirements.txt"
req_file.write_text(content)
reqs = parse_requirements_txt(str(req_file))
assert reqs == ["packageA>=1.0", "packageB==2.0", "packageC<=3.0"]
def test_approx_min_satisfying_version() -> None:
assert approx_min_satisfying_version(Requirement("package==1.4.*")) == Version("1.4")
assert approx_min_satisfying_version(Requirement("package~=1.5.2")) == Version("1.5.2")
assert approx_min_satisfying_version(Requirement("package!=0.1")) == Version("0")
assert approx_min_satisfying_version(Requirement("package<=2.0")) == Version("0")
assert approx_min_satisfying_version(Requirement("package>=1.2.3")) == Version("1.2.3")
assert approx_min_satisfying_version(Requirement("package>1.2.3")) == Version("1.2.3")
assert approx_min_satisfying_version(Requirement("package")) == Version("0")
assert approx_min_satisfying_version(Requirement("package>=0.5,==1")) == Version("1")
assert approx_min_satisfying_version(Requirement("package>=0.5,<2")) == Version("0.5")
def test_deduplicate_reqs() -> None:
reqs = [
Requirement("package1>=1.0"),
Requirement("package1<2.0"),
Requirement("package2==3.0"),
Requirement("package1!=1.5"),
Requirement("pAckaGe2>=3.0"),
Requirement("package2[extra]"),
]
deduped = deduplicate_reqs(reqs)
assert len(deduped) == 2
for req in deduped:
if canonical_name(req.name) == "package1":
assert str(req) == "package1!=1.5,<2.0,>=1.0"
elif canonical_name(req.name) == "package2":
assert str(req) == "package2[extra]==3.0,>=3.0"
else:
raise AssertionError
reqs = [
Requirement("package @ https://example.com/package-1.0.tar.gz"),
Requirement("package @ https://example.com/package-2.0.tar.gz"),
]
with pytest.raises(RuntimeError):
deduplicate_reqs(reqs)
reqs = [
Requirement("package; python_version<'3.8'"),
Requirement("package; python_version>'3.6'"),
]
deduped = deduplicate_reqs(reqs)
assert len(deduped) == 1
assert str(deduped[0]) == 'package; python_version < "3.8" or python_version > "3.6"'
reqs = [
Requirement("package; python_version<'3.8'"),
Requirement("package>=3; python_version>'3.6'"),
Requirement("package"),
]
deduped = deduplicate_reqs(reqs)
assert len(deduped) == 1
assert str(deduped[0]) == "package>=3"
def test_requirements_from_current_environment() -> None:
reqs = {canonical_name(r.name): r for r in requirements_from_current_environment()}
assert reqs["aiohttp"]
assert Version("3.9") not in reqs["aiohttp"].specifier
assert Version("9999") in reqs["aiohttp"].specifier
assert reqs["pytest"]
assert Version("5") not in reqs["pytest"].specifier
assert Version("9999") in reqs["pytest"].specifier
def test_requirements_from_ext_environment() -> None:
# Both methods should give the same result for the active venv
from_current_env = sorted(requirements_from_current_environment(), key=str)
from_ext_env = sorted(requirements_from_ext_environment(sys.prefix), key=str)
assert from_current_env == from_ext_env
with pytest.raises(RuntimeError):
_ = requirements_from_ext_environment(str(Path(sys.prefix) / "not_a_venv"))
def we_have_pytest_asyncio_at_home(
fn: Callable[[], Coroutine[Any, Any, None]]
) -> Callable[[], None]:
@functools.wraps(fn)
def wrapper() -> None:
asyncio.run(fn())
return wrapper
DEFAULT_EXCLUDE_NEWER = "2024-10-01"
@we_have_pytest_asyncio_at_home
async def test_dist_support() -> None:
session = CachedSession()
for monotonic_support in [False, True]:
get_support = functools.partial(
dist_support,
session,
monotonic_support=monotonic_support,
exclude_newer=DEFAULT_EXCLUDE_NEWER,
)
version, support, file_proof = await get_support("mypy", (3, 11))
assert version == Version("0.990")
assert support == PythonSupport.has_classifier_and_explicit_wheel
assert file_proof is not None
assert file_proof["filename"] == "mypy-0.990-cp311-cp311-win_amd64.whl"
version, support, file_proof = await get_support("mypy", (3, 12))
assert version == Version("1.10.0")
assert support == PythonSupport.has_classifier_and_explicit_wheel
assert file_proof is not None
assert file_proof["filename"] == "mypy-1.10.0-cp312-cp312-win_amd64.whl"
# This will eventually fail, but packaging.tags gets really slow for
# implausibly high minor versions
version, support, file_proof = await get_support("mypy", (3, 20))
assert version is None
assert support == PythonSupport.has_viable_wheel
assert file_proof is None
version, support, file_proof = await get_support("mypy", (4, 0))
assert version is None
assert support == PythonSupport.unsupported
assert file_proof is None
version, support, file_proof = await get_support("typing-extensions", (3, 11))
assert version == Version("4.5.0")
assert support == PythonSupport.has_classifier
assert file_proof is not None
assert file_proof["filename"] == "typing_extensions-4.5.0-py3-none-any.whl"
version, support, file_proof = await get_support("typing-extensions", (3, 12))
assert version == Version("4.7.0")
assert support == PythonSupport.has_classifier
assert file_proof is not None
assert file_proof["filename"] == "typing_extensions-4.7.0-py3-none-any.whl"
version, support, file_proof = await get_support("typing-extensions", (3, 20))
assert version is None
assert support == PythonSupport.has_viable_wheel
assert file_proof is None
version, support, file_proof = await get_support("typing-extensions", (4, 0))
assert version is None
assert support == PythonSupport.unsupported
assert file_proof is None
version, support, file_proof = await get_support("charset-normalizer", (3, 12))
assert version == Version("3.3.0")
assert support == PythonSupport.has_classifier_and_explicit_wheel
assert file_proof is not None
assert file_proof["filename"] == "charset_normalizer-3.3.0-cp312-cp312-win_amd64.whl"
version, support, file_proof = await get_support("ansiconv", (3, 10))
assert version is None
assert support == PythonSupport.totally_unknown
assert file_proof is None
version, support, file_proof = await get_support("torch", (3, 11))
assert version == Version("1.13.0")
assert support == PythonSupport.has_classifier_and_explicit_wheel
assert file_proof is not None
assert file_proof["filename"] == "torch-1.13.0-cp311-cp311-manylinux1_x86_64.whl"
version, support, file_proof = await get_support("psygnal", (3, 11))
assert version == Version("0.6.0.post0")
assert support == PythonSupport.has_classifier_and_explicit_wheel
assert file_proof is not None
assert file_proof["filename"] == "psygnal-0.6.0.post0-cp311-cp311-win_amd64.whl"
version, support, file_proof = await get_support("cryptography", (3, 9))
assert version == Version("42.0.0")
assert support == PythonSupport.has_classifier_and_explicit_wheel
assert file_proof is not None
assert file_proof["filename"] == "cryptography-42.0.0-cp39-abi3-win_amd64.whl"
version, support, file_proof = await get_support("cryptography", (3, 10))
assert version == Version("36.0.0")
assert support == PythonSupport.has_classifier
assert file_proof is not None
assert file_proof["filename"] == "cryptography-36.0.0-cp36-abi3-macosx_10_10_universal2.whl"
await session.close()
@we_have_pytest_asyncio_at_home
async def test_dist_support_requires_python() -> None:
session = CachedSession()
get_support = functools.partial(
dist_support, session, monotonic_support=False, exclude_newer=DEFAULT_EXCLUDE_NEWER
)
version, support, file_proof = await get_support("k8", (3, 11))
assert version == Version("29.0.0")
assert support == PythonSupport.is_requires_python_lower_bound
assert file_proof is not None
assert file_proof["filename"] == "k8-29.0.0-py3-none-any.whl"
version, support, file_proof = await get_support("aiopath", (3, 11))
assert version is None
assert support == PythonSupport.unsupported
assert file_proof is None
version, support, file_proof = await get_support("aiopath", (3, 11), exclude_newer="2023-01")
assert version is None
assert support == PythonSupport.has_viable_wheel
assert file_proof is None
await session.close()
@we_have_pytest_asyncio_at_home
async def test_dist_support_yanked() -> None:
session = CachedSession()
for monotonic_support in [False, True]:
get_support = functools.partial(
dist_support,
session,
monotonic_support=monotonic_support,
exclude_newer=DEFAULT_EXCLUDE_NEWER,
)
version, support, file_proof = await get_support("memray", (3, 11))
assert version == Version("1.3.0")
assert support == PythonSupport.has_classifier_and_explicit_wheel
assert file_proof is not None
assert (
file_proof["filename"]
== "memray-1.3.0-cp311-cp311-manylinux_2_17_x86_64.manylinux2014_x86_64.whl"
)
await session.close()
@we_have_pytest_asyncio_at_home
async def test_dist_support_exclude_newer() -> None:
session = CachedSession()
get_support = functools.partial(dist_support, session, monotonic_support=True)
version, support, file_proof = await get_support("mypy", (3, 12), exclude_newer="2024-04-25")
assert version == Version("1.10.0")
assert support == PythonSupport.has_classifier_and_explicit_wheel
assert file_proof is not None
assert file_proof["filename"] == "mypy-1.10.0-cp312-cp312-win_amd64.whl"
version, support, file_proof = await get_support("mypy", (3, 12), exclude_newer="2024-04-24")
assert version == Version("1.5.1")
assert support == PythonSupport.has_explicit_wheel
assert file_proof is not None
assert file_proof["filename"] == "mypy-1.5.1-cp312-cp312-win_amd64.whl"
version, support, file_proof = await get_support("mypy", (3, 12), exclude_newer="2023-08-17")
assert version == Version("1.5.1")
assert support == PythonSupport.has_explicit_wheel
assert file_proof is not None
assert file_proof["filename"] == "mypy-1.5.1-cp312-cp312-win_amd64.whl"
version, support, file_proof = await get_support("mypy", (3, 12), exclude_newer="2023-08-16")
assert version is None
assert support == PythonSupport.unsupported
assert file_proof is None
await session.close()
@we_have_pytest_asyncio_at_home
async def test_dist_support_large() -> None:
# Test cases with lots of candidates where bisection really does matter for performance
session = CachedSession()
for monotonic_support in [False, True]:
get_support = functools.partial(
dist_support,
session,
monotonic_support=monotonic_support,
exclude_newer=DEFAULT_EXCLUDE_NEWER,
)
version, _, _ = await get_support("boto3", (3, 8))
assert version == Version("1.13.16")
version, _, _ = await get_support("boto3", (3, 9))
assert version == Version("1.18.48")
version, _, _ = await get_support("boto3", (3, 10))
assert version == Version("1.18.49")
version, _, _ = await get_support("boto3", (3, 11))
assert version == Version("1.24.14")
version, _, _ = await get_support("boto3", (3, 12))
assert version == Version("1.28.27")
version, _, _ = await get_support("botocore", (3, 8))
assert version == Version("1.13.45")
version, _, _ = await get_support("botocore", (3, 9))
assert version == Version("1.21.49")
version, _, _ = await get_support("botocore", (3, 10))
assert version == Version("1.21.49")
version, _, _ = await get_support("botocore", (3, 11))
assert version == Version("1.27.13")
version, _, _ = await get_support("botocore", (3, 12))
assert version == Version("1.31.27")
version, _, _ = await get_support("openai", (3, 8))
assert version == Version("1.0.0")
version, _, _ = await get_support("openai", (3, 12))
assert version == Version("1.0.0")
version, _, _ = await get_support("hypothesis", (3, 8))
assert version == Version("4.44.3")
version, _, _ = await get_support("hypothesis", (3, 12))
assert version == Version("6.91.0")
await session.close()
@we_have_pytest_asyncio_at_home
async def test_dist_support_bisection_differences() -> None:
# Test cases where bisection can identify an earlier version than linear search
session = CachedSession()
get_support = functools.partial(dist_support, session, exclude_newer=DEFAULT_EXCLUDE_NEWER)
version, _, _ = await get_support("sqlalchemy", (3, 12), monotonic_support=False)
assert version == Version("1.4.51")
version, _, _ = await get_support("sqlalchemy", (3, 12), monotonic_support=True)
assert version == Version("2.0.24")
version, _, _ = await get_support("greenlet", (3, 11), monotonic_support=False)
assert version == Version("1.1.3")
version, _, _ = await get_support("greenlet", (3, 11), monotonic_support=True)
assert version == Version("2.0.0.post0")
version, _, _ = await get_support("rapidfuzz", (3, 12), monotonic_support=False)
assert version == Version("2.15.2")
version, _, _ = await get_support("rapidfuzz", (3, 12), monotonic_support=True)
assert version == Version("3.3.1")
version, _, _ = await get_support("pydantic", (3, 12), monotonic_support=False)
assert version == Version("1.10.17")
version, _, _ = await get_support("pydantic", (3, 12), monotonic_support=True)
assert version == Version("2.5.0")
version, _, _ = await get_support("black", (3, 11), monotonic_support=False)
assert version == Version("22.10.0")
version, _, _ = await get_support("black", (3, 11), monotonic_support=True)
assert version == Version("23.9.1")
version, _, _ = await get_support("regex", (3, 11), monotonic_support=False)
assert version == Version("2022.10.31")
version, _, _ = await get_support("regex", (3, 11), monotonic_support=True)
assert version == Version("2023.5.2")
version, _, _ = await get_support("coverage", (3, 11), monotonic_support=False)
assert version == Version("6.1.2")
version, _, _ = await get_support("coverage", (3, 11), monotonic_support=True)
assert version == Version("6.4.4")
version, _, _ = await get_support("aiofile", (3, 10), monotonic_support=False)
assert version == Version("3.7.4")
version, _, _ = await get_support("aiofile", (3, 10), monotonic_support=True)
assert version == Version("3.8.3")
version, _, _ = await get_support("pytest", (3, 9), monotonic_support=False)
assert version == Version("4.6.10")
version, _, _ = await get_support("pytest", (3, 9), monotonic_support=True)
assert version == Version("5.4.2")
await session.close()
@we_have_pytest_asyncio_at_home
async def test_latest_python_release() -> None:
session = CachedSession()
assert await latest_python_release(session) >= (3, 12)
await session.close()
@we_have_pytest_asyncio_at_home
async def test_python_readiness_e2e() -> None:
readiness = await python_readiness(
packages=[
Requirement("aiohttp"),
Requirement("black>=23"),
Requirement("mypy>=1"),
Requirement("typing-extensions>=4"),
Requirement("blobfile"),
],
monotonic_support=True,
exclude_newer=DEFAULT_EXCLUDE_NEWER,
req_files=[],
python_version=(3, 11),
ignore_existing_requirements=True,
envs=[],
)
assert (
readiness
== """\
aiohttp>=3.9.4 # has_classifier_and_explicit_wheel
black>=23.9.1 # has_classifier_and_explicit_wheel
mypy>=0.990 # has_classifier_and_explicit_wheel
typing-extensions>=4.5.0 # has_classifier
blobfile # has_viable_wheel (cannot ensure support)"""
)
readiness = await python_readiness(
packages=[
Requirement("aiohttp"),
Requirement("black>=23"),
Requirement("mypy>=1"),
Requirement("typing-extensions>=4"),
Requirement("blobfile>=0.1"),
Requirement("ansiconv>=0.1"),
Requirement("opentelemetry-util-http>=0.47b0"),
],
monotonic_support=False,
exclude_newer=DEFAULT_EXCLUDE_NEWER,
req_files=[],
python_version=(3, 11),
ignore_existing_requirements=False,
envs=[],
)
print(readiness)
assert (
readiness
== """\
aiohttp>=3.9.4 # has_classifier_and_explicit_wheel
black>=23 # has_classifier_and_explicit_wheel (existing requirement ensures support)
mypy>=1 # has_classifier_and_explicit_wheel (existing requirement ensures support)
opentelemetry-util-http>=0.47b0 # has_classifier (existing requirement ensures support)
typing-extensions>=4.5.0 # has_classifier (previously: typing-extensions>=4)
blobfile>=0.1 # has_viable_wheel (cannot ensure support)
ansiconv>=0.1 # totally_unknown"""
)