def test_parse_constraints_from_url():
# type: () -> None
req_iter = parse_requirements(
Source.from_text("-c {}".format(EXAMPLE_PYTHON_REQUIREMENTS_URL)),
fetcher=URLFetcher(),
)
results = normalize_results(req_iter)
assert [
Constraint(req.line, req.requirement) for req in EXPECTED_EXAMPLE_PYTHON_REQ_INFOS
] == results
def normalize_results(req_infos):
# type: (Iterable[Union[Constraint, ReqInfo]]) -> List[Union[Constraint, ReqInfo]]
def normalize_req_info(req_info):
return req_info._replace(line=None)._replace(
marker=MarkerWithEq.wrap(req_info.marker))
return [
normalize_req_info(req_info) if isinstance(req_info, ReqInfo) else
Constraint(normalize_req_info(req_info.req_info))
for req_info in req_infos
]
def test_parse_requirements_stress(chroot):
# type: (str) -> None
with safe_open(os.path.join(chroot, "other-requirements.txt"), "w") as fp:
fp.write(
# This includes both example snippets taken directly from
# https://pip.pypa.io/en/stable/reference/pip_install/#requirements-file-format
# not already covered by
# https://pip.pypa.io/en/stable/reference/pip_install/#example-requirements-file.
dedent(
"""\
SomeProject
SomeProject == 1.3
SomeProject >=1.2,<2.0
SomeProject[foo, bar]
SomeProject~=1.4.2
SomeProject ==5.4 ; python_version < '2.7'
SomeProject; sys_platform == 'win32'
SomeProject @ https://example.com/somewhere/over/here
SomeProject @ file:somewhere/over/here
FooProject >= 1.2 --global-option="--no-user-cfg" \\
--install-option="--prefix='/usr/local'" \\
--install-option="--no-compile"
git+https://git.example.com/MyProject.git@da39a3ee5e6b4b0d3255bfef95601890afd80709#egg=MyProject
git+ssh://git.example.com/MyProject#egg=MyProject
git+file:///home/user/projects/MyProject#egg=MyProject&subdirectory=pkg_dir
# N.B. This is not from the Pip docs unlike the examples above. We just want to
# chain in one more set of stress tests.
-r extra/stress.txt
"""
)
)
touch("somewhere/over/here/pyproject.toml")
with safe_open(os.path.join(chroot, "extra", "stress.txt"), "w") as fp:
fp.write(
# These are tests of edge cases not included anywhere in the examples found in
# https://pip.pypa.io/en/stable/reference/pip_install/#requirements-file-format.
dedent(
"""\
-c file:subdir/more-requirements.txt
a/local/project[foo]; python_full_version == "2.7.8"
./another/local/project;python_version == "2.7.*"
./another/local/project
./
# Local projects with basenames that are invalid Python project names (trailing _):
tmp/tmpW8tdb_
tmp/tmpW8tdb_[foo]
tmp/tmpW8tdb_[foo];python_version == "3.9"
hg+http://hg.example.com/MyProject@da39a3ee5e6b#egg=AnotherProject[extra,more];python_version=="3.9.*"&subdirectory=foo/bar
ftp://a/${PROJECT_NAME}-1.0.tar.gz
http://a/${PROJECT_NAME}-1.0.zip
https://a/numpy-1.9.2-cp34-none-win32.whl
Django@ git+https://github.com/django/django.git
Django@git+https://github.com/django/django.git@stable/2.1.x
Django@ git+https://github.com/django/django.git@fd209f62f1d83233cc634443cfac5ee4328d98b8
Django @ file:projects/django-2.3.zip; python_version >= "3.10"
"""
)
)
touch("extra/pyproject.toml")
touch("extra/a/local/project/pyproject.toml")
touch("extra/another/local/project/setup.py")
touch("extra/tmp/tmpW8tdb_/setup.py")
touch("extra/projects/django-2.3.zip")
with safe_open(os.path.join(chroot, "subdir", "more-requirements.txt"), "w") as fp:
fp.write(
# This checks requirements (`ReqInfo`s) are wrapped up into `Constraints`.
dedent(
"""\
AnotherProject
"""
)
)
req_iter = parse_requirements(
Source.from_text(
# N.B.: Taken verbatim from:
# https://pip.pypa.io/en/stable/reference/pip_install/#example-requirements-file
dedent(
"""\
#
####### example-requirements.txt #######
#
###### Requirements without Version Specifiers ######
nose
nose-cov
beautifulsoup4
#
###### Requirements with Version Specifiers ######
# See https://www.python.org/dev/peps/pep-0440/#version-specifiers
docopt == 0.6.1 # Version Matching. Must be version 0.6.1
keyring >= 4.1.1 # Minimum version 4.1.1
coverage != 3.5 # Version Exclusion. Anything except version 3.5
Mopidy-Dirble ~= 1.1 # Compatible release. Same as >= 1.1, == 1.*
#
###### Refer to other requirements files ######
-r other-requirements.txt
#
#
###### A particular file ######
./downloads/numpy-1.9.2-cp34-none-win32.whl
http://wxpython.org/Phoenix/snapshot-builds/wxPython_Phoenix-3.0.3.dev1820+49a8884-cp34-none-win_amd64.whl
#
###### Additional Requirements without Version Specifiers ######
# Same as 1st section, just here to show that you can put things in any order.
rejected
green
#
"""
),
)
)
# Ensure local non-distribution files matching distribution names are not erroneously probed
# as distributions to find name and version metadata.
touch("nose")
touch("downloads/numpy-1.9.2-cp34-none-win32.whl")
with environment_as(PROJECT_NAME="Project"):
results = normalize_results(req_iter)
assert [
req(project_name="nose"),
req(project_name="nose-cov"),
req(project_name="beautifulsoup4"),
req(project_name="docopt", specifier="==0.6.1"),
req(project_name="keyring", specifier=">=4.1.1"),
req(project_name="coverage", specifier="!=3.5"),
req(project_name="Mopidy-Dirble", specifier="~=1.1"),
req(project_name="SomeProject"),
req(project_name="SomeProject", specifier="==1.3"),
req(project_name="SomeProject", specifier=">=1.2,<2.0"),
req(project_name="SomeProject", extras=["foo", "bar"]),
req(project_name="SomeProject", specifier="~=1.4.2"),
req(project_name="SomeProject", specifier="==5.4", marker="python_version < '2.7'"),
req(project_name="SomeProject", marker="sys_platform == 'win32'"),
url_req(project_name="SomeProject", url="https://example.com/somewhere/over/here"),
local_req(path=os.path.realpath("somewhere/over/here")),
req(project_name="FooProject", specifier=">=1.2"),
url_req(
project_name="MyProject",
url="git+https://git.example.com/MyProject.git@da39a3ee5e6b4b0d3255bfef95601890afd80709",
),
url_req(project_name="MyProject", url="git+ssh://git.example.com/MyProject"),
url_req(project_name="MyProject", url="git+file:/home/user/projects/MyProject"),
Constraint(DUMMY_LINE, Requirement.parse("AnotherProject")),
local_req(
path=os.path.realpath("extra/a/local/project"),
extras=["foo"],
marker="python_full_version == '2.7.8'",
),
local_req(
path=os.path.realpath("extra/another/local/project"),
marker="python_version == '2.7.*'",
),
local_req(path=os.path.realpath("extra/another/local/project")),
local_req(path=os.path.realpath("extra")),
local_req(path=os.path.realpath("extra/tmp/tmpW8tdb_")),
local_req(path=os.path.realpath("extra/tmp/tmpW8tdb_"), extras=["foo"]),
local_req(
path=os.path.realpath("extra/tmp/tmpW8tdb_"),
extras=["foo"],
marker="python_version == '3.9'",
),
url_req(
project_name="AnotherProject",
url="hg+http://hg.example.com/MyProject@da39a3ee5e6b",
extras=["more", "extra"],
marker="python_version == '3.9.*'",
),
url_req(project_name="Project", url="ftp://a/Project-1.0.tar.gz", specifier="==1.0"),
url_req(project_name="Project", url="http://a/Project-1.0.zip", specifier="==1.0"),
url_req(
project_name="numpy",
url="https://a/numpy-1.9.2-cp34-none-win32.whl",
specifier="==1.9.2",
),
url_req(project_name="Django", url="git+https://github.com/django/django.git"),
url_req(project_name="Django", url="git+https://github.com/django/django.git@stable/2.1.x"),
url_req(
project_name="Django",
url="git+https://github.com/django/django.git@fd209f62f1d83233cc634443cfac5ee4328d98b8",
),
url_req(
project_name="Django",
url=os.path.realpath("extra/projects/django-2.3.zip"),
specifier="==2.3",
marker="python_version>='3.10'",
),
url_req(
project_name="numpy",
url=os.path.realpath("./downloads/numpy-1.9.2-cp34-none-win32.whl"),
specifier="==1.9.2",
),
url_req(
project_name="wxPython_Phoenix",
url="http://wxpython.org/Phoenix/snapshot-builds/wxPython_Phoenix-3.0.3.dev1820+49a8884-cp34-none-win_amd64.whl",
specifier="==3.0.3.dev1820+49a8884",
),
req(project_name="rejected"),
req(project_name="green"),
] == results