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test_repository_pypi.py
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test_repository_pypi.py
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import os
import mock
import pytest
from pip._internal.models.link import Link
from pip._internal.utils.urls import path_to_url
from pip._vendor.requests import HTTPError, Session
from piptools.repositories import PyPIRepository
from piptools.repositories.pypi import open_local_or_remote_file
def test_generate_hashes_all_platforms(capfd, pip_conf, from_line, pypi_repository):
expected = {
"sha256:8d4d131cd05338e09f461ad784297efea3652e542c5fabe04a62358429a6175e",
"sha256:ad05e1371eb99f257ca00f791b755deb22e752393eb8e75bc01d651715b02ea9",
"sha256:24afa5b317b302f356fd3fc3b1cfb0aad114d509cf635ea9566052424191b944",
}
ireq = from_line("small-fake-multi-arch==0.1")
with pypi_repository.allow_all_wheels():
assert pypi_repository.get_hashes(ireq) == expected
captured = capfd.readouterr()
assert captured.out == ""
assert (
captured.err.strip()
== "Couldn't get hashes from PyPI, fallback to hashing files"
)
@pytest.mark.network
def test_get_file_hash_without_interfering_with_each_other(from_line, pypi_repository):
"""
The PyPIRepository._get_file_hash() used to call unpack_url(),
when generating the hash. Unpacking both packages to the same directory
will then fail. E.g. matplotlib-2.0.2.tar.gz has a directory named LICENSE,
but many other packages have a file named LICENSE.
See GH-512 and GH-544.
"""
assert (
pypi_repository._get_file_hash(
Link(
"https://files.pythonhosted.org/packages/"
"f5/f0/9da3ef24ea7eb0ccd12430a261b66eca36b924aeef06e17147f9f9d7d310/"
"matplotlib-2.0.2.tar.gz"
)
)
== "sha256:0ffbc44faa34a8b1704bc108c451ecf87988f900ef7ce757b8e2e84383121ff1"
)
assert (
pypi_repository._get_file_hash(
Link(
"https://files.pythonhosted.org/packages/"
"a1/32/e3d6c3a8b5461b903651dd6ce958ed03c093d2e00128e3f33ea69f1d7965/"
"cffi-1.9.1.tar.gz"
)
)
== "sha256:563e0bd53fda03c151573217b3a49b3abad8813de9dd0632e10090f6190fdaf8"
)
def test_get_hashes_editable_empty_set(from_editable, pypi_repository):
ireq = from_editable("git+https://github.com/django/django.git#egg=django")
assert pypi_repository.get_hashes(ireq) == set()
@pytest.mark.parametrize(("content", "content_length"), ((b"foo", 3), (b"foobar", 6)))
def test_open_local_or_remote_file__local_file(tmp_path, content, content_length):
"""
Test the `open_local_or_remote_file` returns a context manager to a FileStream
for a given `Link` to a local file.
"""
local_file_path = tmp_path / "foo.txt"
local_file_path.write_bytes(content)
link = Link(local_file_path.as_uri())
session = Session()
with open_local_or_remote_file(link, session) as file_stream:
assert file_stream.stream.read() == content
assert file_stream.size == content_length
def test_open_local_or_remote_file__directory(tmpdir):
"""
Test the `open_local_or_remote_file` raises a ValueError for a given `Link`
to a directory.
"""
link = Link(path_to_url(tmpdir.strpath))
session = Session()
with pytest.raises(
ValueError, match="Cannot open directory for read"
), open_local_or_remote_file(link, session):
pass # pragma: no cover
@pytest.mark.parametrize(
("content", "content_length", "expected_content_length"),
((b"foo", 3, 3), (b"bar", None, None), (b"kek", "invalid-content-length", None)),
)
def test_open_local_or_remote_file__remote_file(
tmp_path, content, content_length, expected_content_length
):
"""
Test the `open_local_or_remote_file` returns a context manager to a FileStream
for a given `Link` to a remote file.
"""
link = Link("https://example.com/foo.txt")
session = Session()
response_file_path = tmp_path / "foo.txt"
response_file_path.write_bytes(content)
mock_response = mock.Mock()
with response_file_path.open("rb") as fp:
mock_response.raw = fp
mock_response.headers = {"content-length": content_length}
with mock.patch.object(session, "get", return_value=mock_response):
with open_local_or_remote_file(link, session) as file_stream:
assert file_stream.stream.read() == content
assert file_stream.size == expected_content_length
mock_response.close.assert_called_once()
def test_pypirepo_build_dir_is_str(pypi_repository):
assert pypi_repository.build_dir is None
with pypi_repository.freshen_build_caches():
assert isinstance(pypi_repository.build_dir, str)
assert pypi_repository.build_dir is None
def test_pypirepo_source_dir_is_str(pypi_repository):
assert pypi_repository.source_dir is None
with pypi_repository.freshen_build_caches():
assert isinstance(pypi_repository.source_dir, str)
assert pypi_repository.source_dir is None
def test_relative_path_cache_dir_is_normalized(from_line):
relative_cache_dir = "pypi-repo-cache"
pypi_repository = PyPIRepository([], cache_dir=relative_cache_dir)
assert os.path.isabs(pypi_repository._cache_dir)
assert pypi_repository._cache_dir.endswith(relative_cache_dir)
def test_relative_path_pip_cache_dir_is_normalized(from_line, tmpdir):
relative_cache_dir = "pip-cache"
pypi_repository = PyPIRepository(
["--cache-dir", relative_cache_dir], cache_dir=str(tmpdir / "pypi-repo-cache")
)
assert os.path.isabs(pypi_repository.options.cache_dir)
assert pypi_repository.options.cache_dir.endswith(relative_cache_dir)
def test_pip_cache_dir_is_empty(from_line, tmpdir):
pypi_repository = PyPIRepository(
["--no-cache-dir"], cache_dir=str(tmpdir / "pypi-repo-cache")
)
assert not pypi_repository.options.cache_dir
@pytest.mark.parametrize(
("project_data", "expected_hashes"),
(
pytest.param(
{
"releases": {
"0.1": [
{
"packagetype": "bdist_wheel",
"digests": {"sha256": "fake-hash"},
}
]
}
},
{"sha256:fake-hash"},
id="return single hash",
),
pytest.param(
{
"releases": {
"0.1": [
{
"packagetype": "bdist_wheel",
"digests": {"sha256": "fake-hash-number1"},
},
{
"packagetype": "sdist",
"digests": {"sha256": "fake-hash-number2"},
},
]
}
},
{"sha256:fake-hash-number1", "sha256:fake-hash-number2"},
id="return multiple hashes",
),
pytest.param(
{
"releases": {
"0.1": [
{
"packagetype": "bdist_wheel",
"digests": {"sha256": "fake-hash-number1"},
},
{
"packagetype": "sdist",
"digests": {"sha256": "fake-hash-number2"},
},
{
"packagetype": "bdist_eggs",
"digests": {"sha256": "fake-hash-number3"},
},
]
}
},
{"sha256:fake-hash-number1", "sha256:fake-hash-number2"},
id="return only bdist_wheel and sdist hashes",
),
pytest.param(None, None, id="not found project data"),
pytest.param({}, None, id="not found releases key"),
pytest.param({"releases": {}}, None, id="not found version"),
pytest.param({"releases": {"0.1": [{}]}}, None, id="not found digests"),
pytest.param(
{"releases": {"0.1": [{"packagetype": "bdist_wheel", "digests": {}}]}},
None,
id="digests are empty",
),
pytest.param(
{
"releases": {
"0.1": [
{"packagetype": "bdist_wheel", "digests": {"md5": "fake-hash"}}
]
}
},
None,
id="not found sha256 algo",
),
),
)
def test_get_hashes_from_pypi(from_line, tmpdir, project_data, expected_hashes):
"""
Test PyPIRepository._get_hashes_from_pypi() returns expected hashes or None.
"""
class MockPyPIRepository(PyPIRepository):
def _get_project(self, ireq):
return project_data
pypi_repository = MockPyPIRepository(
["--no-cache-dir"], cache_dir=str(tmpdir / "pypi-repo-cache")
)
ireq = from_line("fake-package==0.1")
actual_hashes = pypi_repository._get_hashes_from_pypi(ireq)
assert actual_hashes == expected_hashes
def test_get_project__returns_data(from_line, tmpdir, monkeypatch, pypi_repository):
"""
Test PyPIRepository._get_project() returns expected project data.
"""
expected_data = {"releases": {"0.1": [{"digests": {"sha256": "fake-hash"}}]}}
class MockResponse:
status_code = 200
@staticmethod
def json():
return expected_data
def mock_get(*args, **kwargs):
return MockResponse()
monkeypatch.setattr(pypi_repository.session, "get", mock_get)
ireq = from_line("fake-package==0.1")
actual_data = pypi_repository._get_project(ireq)
assert actual_data == expected_data
def test_get_project__handles_http_error(
from_line, tmpdir, monkeypatch, pypi_repository
):
"""
Test PyPIRepository._get_project() returns None if HTTP error is raised.
"""
def mock_get(*args, **kwargs):
raise HTTPError("test http error")
monkeypatch.setattr(pypi_repository.session, "get", mock_get)
ireq = from_line("fake-package==0.1")
actual_data = pypi_repository._get_project(ireq)
assert actual_data is None
def test_get_project__handles_json_decode_error(
from_line, tmpdir, monkeypatch, pypi_repository
):
"""
Test PyPIRepository._get_project() returns None if JSON decode error is raised.
"""
class MockResponse:
status_code = 200
@staticmethod
def json():
raise ValueError("test json error")
def mock_get(*args, **kwargs):
return MockResponse()
monkeypatch.setattr(pypi_repository.session, "get", mock_get)
ireq = from_line("fake-package==0.1")
actual_data = pypi_repository._get_project(ireq)
assert actual_data is None
def test_get_project__handles_404(from_line, tmpdir, monkeypatch, pypi_repository):
"""
Test PyPIRepository._get_project() returns None if PyPI
response's status code is 404.
"""
class MockResponse:
status_code = 404
def mock_get(*args, **kwargs):
return MockResponse()
monkeypatch.setattr(pypi_repository.session, "get", mock_get)
ireq = from_line("fake-package==0.1")
actual_data = pypi_repository._get_project(ireq)
assert actual_data is None
def test_name_collision(from_line, pypi_repository, make_package, make_sdist, tmpdir):
"""
Test to ensure we don't fail if there are multiple URL-based requirements
ending with the same filename where later ones depend on earlier, e.g.
https://git.example.com/requirement1/master.zip#egg=req_package_1
https://git.example.com/requirement2/master.zip#egg=req_package_2
In this case, if req_package_2 depends on req_package_1 we don't want to
fail due to issues such as caching the requirement based on filename.
"""
packages = {
"test_package_1": make_package("test_package_1", version="0.1"),
"test_package_2": make_package(
"test_package_2", version="0.1", install_requires=["test-package-1"]
),
}
for pkg_name, pkg in packages.items():
pkg_path = str(tmpdir / pkg_name)
make_sdist(pkg, pkg_path, "--formats=zip")
os.rename(
os.path.join(pkg_path, "{}-{}.zip".format(pkg_name, "0.1")),
os.path.join(pkg_path, "master.zip"),
)
name_collision_1 = "file://{dist_path}#egg=test_package_1".format(
dist_path=tmpdir / "test_package_1" / "master.zip"
)
ireq = from_line(name_collision_1)
deps = pypi_repository.get_dependencies(ireq)
assert len(deps) == 0
name_collision_2 = "file://{dist_path}#egg=test_package_2".format(
dist_path=tmpdir / "test_package_2" / "master.zip"
)
ireq = from_line(name_collision_2)
deps = pypi_repository.get_dependencies(ireq)
assert len(deps) == 1
assert deps.pop().name == "test-package-1"