mirror of https://github.com/pypa/pip
636 lines
24 KiB
Python
636 lines
24 KiB
Python
import os
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import shutil
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import sys
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import tempfile
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import pytest
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from mock import Mock, mock_open, patch
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from pip._vendor import pkg_resources
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from pip._vendor.packaging.markers import Marker
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from pip._vendor.packaging.requirements import Requirement
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from pip._internal.commands.install import InstallCommand
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from pip._internal.download import PipSession, path_to_url
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from pip._internal.exceptions import (
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HashErrors, InstallationError, InvalidWheelFilename, PreviousBuildDirError,
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)
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from pip._internal.index import PackageFinder
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from pip._internal.operations.prepare import RequirementPreparer
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from pip._internal.req import InstallRequirement, RequirementSet
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from pip._internal.req.req_file import process_line
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from pip._internal.req.req_install import parse_editable
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from pip._internal.req.req_tracker import RequirementTracker
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from pip._internal.resolve import Resolver
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from pip._internal.utils.misc import read_text_file
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from tests.lib import DATA_DIR, assert_raises_regexp, requirements_file
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def get_processed_req_from_line(line, fname='file', lineno=1):
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req = list(process_line(line, fname, lineno))[0]
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req.is_direct = True
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return req
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class TestRequirementSet(object):
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"""RequirementSet tests"""
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def setup(self):
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self.tempdir = tempfile.mkdtemp()
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def teardown(self):
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shutil.rmtree(self.tempdir, ignore_errors=True)
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def _basic_resolver(self, finder):
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preparer = RequirementPreparer(
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build_dir=os.path.join(self.tempdir, 'build'),
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src_dir=os.path.join(self.tempdir, 'src'),
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download_dir=None,
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wheel_download_dir=None,
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progress_bar="on",
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build_isolation=True,
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req_tracker=RequirementTracker(),
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)
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return Resolver(
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preparer=preparer, wheel_cache=None,
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session=PipSession(), finder=finder,
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use_user_site=False, upgrade_strategy="to-satisfy-only",
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ignore_dependencies=False, ignore_installed=False,
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ignore_requires_python=False, force_reinstall=False,
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isolated=False,
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)
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def test_no_reuse_existing_build_dir(self, data):
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"""Test prepare_files raise exception with previous build dir"""
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build_dir = os.path.join(self.tempdir, 'build', 'simple')
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os.makedirs(build_dir)
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open(os.path.join(build_dir, "setup.py"), 'w')
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reqset = RequirementSet()
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req = InstallRequirement.from_line('simple')
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req.is_direct = True
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reqset.add_requirement(req)
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finder = PackageFinder([data.find_links], [], session=PipSession())
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resolver = self._basic_resolver(finder)
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assert_raises_regexp(
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PreviousBuildDirError,
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r"pip can't proceed with [\s\S]*%s[\s\S]*%s" %
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(req, build_dir.replace('\\', '\\\\')),
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resolver.resolve,
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reqset,
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)
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def test_environment_marker_extras(self, data):
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"""
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Test that the environment marker extras are used with
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non-wheel installs.
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"""
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reqset = RequirementSet()
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req = InstallRequirement.from_editable(
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data.packages.join("LocalEnvironMarker")
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)
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req.is_direct = True
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reqset.add_requirement(req)
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finder = PackageFinder([data.find_links], [], session=PipSession())
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resolver = self._basic_resolver(finder)
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resolver.resolve(reqset)
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# This is hacky but does test both case in py2 and py3
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if sys.version_info[:2] in ((2, 7), (3, 4)):
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assert reqset.has_requirement('simple')
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else:
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assert not reqset.has_requirement('simple')
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@pytest.mark.network
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def test_missing_hash_checking(self):
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"""Make sure prepare_files() raises an error when a requirement has no
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hash in implicit hash-checking mode.
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"""
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reqset = RequirementSet()
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# No flags here. This tests that detection of later flags nonetheless
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# requires earlier packages to have hashes:
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reqset.add_requirement(get_processed_req_from_line(
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'blessings==1.0', lineno=1
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))
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# This flag activates --require-hashes mode:
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reqset.add_requirement(get_processed_req_from_line(
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'tracefront==0.1 --hash=sha256:somehash', lineno=2,
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))
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# This hash should be accepted because it came from the reqs file, not
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# from the internet:
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reqset.add_requirement(get_processed_req_from_line(
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'https://files.pythonhosted.org/packages/source/m/more-itertools/'
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'more-itertools-1.0.tar.gz#md5=b21850c3cfa7efbb70fd662ab5413bdd',
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lineno=3,
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))
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# The error text should list this as a URL and not `peep==3.1.1`:
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reqset.add_requirement(get_processed_req_from_line(
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'https://files.pythonhosted.org/'
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'packages/source/p/peep/peep-3.1.1.tar.gz',
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lineno=4,
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))
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finder = PackageFinder(
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[],
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['https://pypi.org/simple/'],
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session=PipSession(),
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)
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resolver = self._basic_resolver(finder)
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assert_raises_regexp(
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HashErrors,
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r'Hashes are required in --require-hashes mode, but they are '
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r'missing .*\n'
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r' https://files\.pythonhosted\.org/packages/source/p/peep/peep'
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r'-3\.1\.1\.tar\.gz --hash=sha256:[0-9a-f]+\n'
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r' blessings==1.0 --hash=sha256:[0-9a-f]+\n'
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r'THESE PACKAGES DO NOT MATCH THE HASHES.*\n'
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r' tracefront==0.1 .*:\n'
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r' Expected sha256 somehash\n'
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r' Got [0-9a-f]+$',
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resolver.resolve,
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reqset
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)
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def test_missing_hash_with_require_hashes(self, data):
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"""Setting --require-hashes explicitly should raise errors if hashes
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are missing.
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"""
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reqset = RequirementSet(require_hashes=True)
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reqset.add_requirement(get_processed_req_from_line(
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'simple==1.0', lineno=1
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))
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finder = PackageFinder([data.find_links], [], session=PipSession())
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resolver = self._basic_resolver(finder)
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assert_raises_regexp(
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HashErrors,
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r'Hashes are required in --require-hashes mode, but they are '
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r'missing .*\n'
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r' simple==1.0 --hash=sha256:393043e672415891885c9a2a0929b1af95'
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r'fb866d6ca016b42d2e6ce53619b653$',
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resolver.resolve,
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reqset
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)
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def test_missing_hash_with_require_hashes_in_reqs_file(self, data, tmpdir):
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"""--require-hashes in a requirements file should make its way to the
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RequirementSet.
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"""
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req_set = RequirementSet(require_hashes=False)
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session = PipSession()
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finder = PackageFinder([data.find_links], [], session=session)
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command = InstallCommand()
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with requirements_file('--require-hashes', tmpdir) as reqs_file:
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options, args = command.parse_args(['-r', reqs_file])
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command.populate_requirement_set(
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req_set, args, options, finder, session, command.name,
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wheel_cache=None,
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)
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assert req_set.require_hashes
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def test_unsupported_hashes(self, data):
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"""VCS and dir links should raise errors when --require-hashes is
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on.
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In addition, complaints about the type of requirement (VCS or dir)
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should trump the presence or absence of a hash.
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"""
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reqset = RequirementSet(require_hashes=True)
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reqset.add_requirement(get_processed_req_from_line(
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'git+git://github.com/pypa/pip-test-package --hash=sha256:123',
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lineno=1,
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))
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dir_path = data.packages.join('FSPkg')
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reqset.add_requirement(get_processed_req_from_line(
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'file://%s' % (dir_path,),
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lineno=2,
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))
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finder = PackageFinder([data.find_links], [], session=PipSession())
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resolver = self._basic_resolver(finder)
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sep = os.path.sep
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if sep == '\\':
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sep = '\\\\' # This needs to be escaped for the regex
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assert_raises_regexp(
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HashErrors,
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r"Can't verify hashes for these requirements because we don't "
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r"have a way to hash version control repositories:\n"
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r" git\+git://github\.com/pypa/pip-test-package \(from -r file "
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r"\(line 1\)\)\n"
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r"Can't verify hashes for these file:// requirements because they "
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r"point to directories:\n"
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r" file://.*{sep}data{sep}packages{sep}FSPkg "
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r"\(from -r file \(line 2\)\)".format(sep=sep),
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resolver.resolve,
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reqset)
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def test_unpinned_hash_checking(self, data):
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"""Make sure prepare_files() raises an error when a requirement is not
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version-pinned in hash-checking mode.
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"""
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reqset = RequirementSet()
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# Test that there must be exactly 1 specifier:
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reqset.add_requirement(get_processed_req_from_line(
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'simple --hash=sha256:a90427ae31f5d1d0d7ec06ee97d9fcf2d0fc9a786985'
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'250c1c83fd68df5911dd', lineno=1,
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))
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# Test that the operator must be ==:
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reqset.add_requirement(get_processed_req_from_line(
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'simple2>1.0 --hash=sha256:3ad45e1e9aa48b4462af0'
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'123f6a7e44a9115db1ef945d4d92c123dfe21815a06',
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lineno=2,
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))
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finder = PackageFinder([data.find_links], [], session=PipSession())
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resolver = self._basic_resolver(finder)
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assert_raises_regexp(
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HashErrors,
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# Make sure all failing requirements are listed:
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r'versions pinned with ==. These do not:\n'
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r' simple .* \(from -r file \(line 1\)\)\n'
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r' simple2>1.0 .* \(from -r file \(line 2\)\)',
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resolver.resolve,
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reqset)
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def test_hash_mismatch(self, data):
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"""A hash mismatch should raise an error."""
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file_url = path_to_url(
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(data.packages / 'simple-1.0.tar.gz').abspath)
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reqset = RequirementSet(require_hashes=True)
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reqset.add_requirement(get_processed_req_from_line(
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'%s --hash=sha256:badbad' % file_url, lineno=1,
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))
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finder = PackageFinder([data.find_links], [], session=PipSession())
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resolver = self._basic_resolver(finder)
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assert_raises_regexp(
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HashErrors,
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r'THESE PACKAGES DO NOT MATCH THE HASHES.*\n'
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r' file:///.*/data/packages/simple-1\.0\.tar\.gz .*:\n'
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r' Expected sha256 badbad\n'
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r' Got 393043e672415891885c9a2a0929b1af95fb866d'
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r'6ca016b42d2e6ce53619b653$',
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resolver.resolve,
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reqset)
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def test_unhashed_deps_on_require_hashes(self, data):
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"""Make sure unhashed, unpinned, or otherwise unrepeatable
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dependencies get complained about when --require-hashes is on."""
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reqset = RequirementSet()
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finder = PackageFinder([data.find_links], [], session=PipSession())
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resolver = self._basic_resolver(finder)
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reqset.add_requirement(get_processed_req_from_line(
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'TopoRequires2==0.0.1 ' # requires TopoRequires
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'--hash=sha256:eaf9a01242c9f2f42cf2bd82a6a848cd'
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'e3591d14f7896bdbefcf48543720c970',
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lineno=1
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))
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assert_raises_regexp(
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HashErrors,
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r'In --require-hashes mode, all requirements must have their '
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r'versions pinned.*\n'
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r' TopoRequires from .*$',
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resolver.resolve,
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reqset)
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def test_hashed_deps_on_require_hashes(self):
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"""Make sure hashed dependencies get installed when --require-hashes
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is on.
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(We actually just check that no "not all dependencies are hashed!"
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error gets raised while preparing; there is no reason to expect
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installation to then fail, as the code paths are the same as ever.)
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"""
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reqset = RequirementSet()
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reqset.add_requirement(get_processed_req_from_line(
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'TopoRequires2==0.0.1 ' # requires TopoRequires
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'--hash=sha256:eaf9a01242c9f2f42cf2bd82a6a848cd'
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'e3591d14f7896bdbefcf48543720c970',
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lineno=1
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))
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reqset.add_requirement(get_processed_req_from_line(
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'TopoRequires==0.0.1 '
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'--hash=sha256:d6dd1e22e60df512fdcf3640ced3039b3b02a56ab2cee81ebcb'
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'3d0a6d4e8bfa6',
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lineno=2
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))
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@pytest.mark.parametrize(('file_contents', 'expected'), [
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(b'\xf6\x80', b'\xc3\xb6\xe2\x82\xac'), # cp1252
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(b'\xc3\xb6\xe2\x82\xac', b'\xc3\xb6\xe2\x82\xac'), # utf-8
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(b'\xc3\xb6\xe2', b'\xc3\x83\xc2\xb6\xc3\xa2'), # Garbage
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])
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def test_egg_info_data(file_contents, expected):
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om = mock_open(read_data=file_contents)
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em = Mock()
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em.return_value = 'cp1252'
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with patch('pip._internal.utils.misc.open', om, create=True):
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with patch('locale.getpreferredencoding', em):
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ret = read_text_file('foo')
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assert ret == expected.decode('utf-8')
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class TestInstallRequirement(object):
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def setup(self):
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self.tempdir = tempfile.mkdtemp()
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def teardown(self):
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shutil.rmtree(self.tempdir, ignore_errors=True)
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def test_url_with_query(self):
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"""InstallRequirement should strip the fragment, but not the query."""
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url = 'http://foo.com/?p=bar.git;a=snapshot;h=v0.1;sf=tgz'
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fragment = '#egg=bar'
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req = InstallRequirement.from_line(url + fragment)
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assert req.link.url == url + fragment, req.link
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def test_unsupported_wheel_link_requirement_raises(self):
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reqset = RequirementSet()
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req = InstallRequirement.from_line(
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'https://whatever.com/peppercorn-0.4-py2.py3-bogus-any.whl',
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)
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assert req.link is not None
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assert req.link.is_wheel
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assert req.link.scheme == "https"
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with pytest.raises(InstallationError):
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reqset.add_requirement(req)
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def test_unsupported_wheel_local_file_requirement_raises(self, data):
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reqset = RequirementSet()
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req = InstallRequirement.from_line(
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data.packages.join('simple.dist-0.1-py1-none-invalid.whl'),
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)
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assert req.link is not None
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assert req.link.is_wheel
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assert req.link.scheme == "file"
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with pytest.raises(InstallationError):
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reqset.add_requirement(req)
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def test_installed_version_not_installed(self):
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req = InstallRequirement.from_line('simple-0.1-py2.py3-none-any.whl')
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assert req.installed_version is None
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def test_str(self):
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req = InstallRequirement.from_line('simple==0.1')
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assert str(req) == 'simple==0.1'
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def test_repr(self):
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req = InstallRequirement.from_line('simple==0.1')
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assert repr(req) == (
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'<InstallRequirement object: simple==0.1 editable=False>'
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)
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def test_invalid_wheel_requirement_raises(self):
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with pytest.raises(InvalidWheelFilename):
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InstallRequirement.from_line('invalid.whl')
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def test_wheel_requirement_sets_req_attribute(self):
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req = InstallRequirement.from_line('simple-0.1-py2.py3-none-any.whl')
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assert isinstance(req.req, Requirement)
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assert str(req.req) == 'simple==0.1'
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def test_url_preserved_line_req(self):
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"""Confirm the url is preserved in a non-editable requirement"""
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url = 'git+http://foo.com@ref#egg=foo'
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req = InstallRequirement.from_line(url)
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assert req.link.url == url
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def test_url_preserved_editable_req(self):
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"""Confirm the url is preserved in a editable requirement"""
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url = 'git+http://foo.com@ref#egg=foo'
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req = InstallRequirement.from_editable(url)
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assert req.link.url == url
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@pytest.mark.parametrize('path', (
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'/path/to/foo.egg-info'.replace('/', os.path.sep),
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# Tests issue fixed by https://github.com/pypa/pip/pull/2530
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'/path/to/foo.egg-info/'.replace('/', os.path.sep),
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))
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def test_get_dist(self, path):
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req = InstallRequirement.from_line('foo')
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req.egg_info_path = Mock(return_value=path)
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dist = req.get_dist()
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assert isinstance(dist, pkg_resources.Distribution)
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assert dist.project_name == 'foo'
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assert dist.location == '/path/to'.replace('/', os.path.sep)
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def test_markers(self):
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for line in (
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# recommended syntax
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'mock3; python_version >= "3"',
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# with more spaces
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'mock3 ; python_version >= "3" ',
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# without spaces
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'mock3;python_version >= "3"',
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):
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req = InstallRequirement.from_line(line)
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assert req.req.name == 'mock3'
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assert str(req.req.specifier) == ''
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assert str(req.markers) == 'python_version >= "3"'
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def test_markers_semicolon(self):
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# check that the markers can contain a semicolon
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req = InstallRequirement.from_line('semicolon; os_name == "a; b"')
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assert req.req.name == 'semicolon'
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assert str(req.req.specifier) == ''
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assert str(req.markers) == 'os_name == "a; b"'
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def test_markers_url(self):
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# test "URL; markers" syntax
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url = 'http://foo.com/?p=bar.git;a=snapshot;h=v0.1;sf=tgz'
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line = '%s; python_version >= "3"' % url
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req = InstallRequirement.from_line(line)
|
|
assert req.link.url == url, req.url
|
|
assert str(req.markers) == 'python_version >= "3"'
|
|
|
|
# without space, markers are part of the URL
|
|
url = 'http://foo.com/?p=bar.git;a=snapshot;h=v0.1;sf=tgz'
|
|
line = '%s;python_version >= "3"' % url
|
|
req = InstallRequirement.from_line(line)
|
|
assert req.link.url == line, req.url
|
|
assert req.markers is None
|
|
|
|
def test_markers_match_from_line(self):
|
|
# match
|
|
for markers in (
|
|
'python_version >= "1.0"',
|
|
'sys_platform == %r' % sys.platform,
|
|
):
|
|
line = 'name; ' + markers
|
|
req = InstallRequirement.from_line(line)
|
|
assert str(req.markers) == str(Marker(markers))
|
|
assert req.match_markers()
|
|
|
|
# don't match
|
|
for markers in (
|
|
'python_version >= "5.0"',
|
|
'sys_platform != %r' % sys.platform,
|
|
):
|
|
line = 'name; ' + markers
|
|
req = InstallRequirement.from_line(line)
|
|
assert str(req.markers) == str(Marker(markers))
|
|
assert not req.match_markers()
|
|
|
|
def test_markers_match(self):
|
|
# match
|
|
for markers in (
|
|
'python_version >= "1.0"',
|
|
'sys_platform == %r' % sys.platform,
|
|
):
|
|
line = 'name; ' + markers
|
|
req = InstallRequirement.from_line(line, comes_from='')
|
|
assert str(req.markers) == str(Marker(markers))
|
|
assert req.match_markers()
|
|
|
|
# don't match
|
|
for markers in (
|
|
'python_version >= "5.0"',
|
|
'sys_platform != %r' % sys.platform,
|
|
):
|
|
line = 'name; ' + markers
|
|
req = InstallRequirement.from_line(line, comes_from='')
|
|
assert str(req.markers) == str(Marker(markers))
|
|
assert not req.match_markers()
|
|
|
|
def test_extras_for_line_path_requirement(self):
|
|
line = 'SomeProject[ex1,ex2]'
|
|
filename = 'filename'
|
|
comes_from = '-r %s (line %s)' % (filename, 1)
|
|
req = InstallRequirement.from_line(line, comes_from=comes_from)
|
|
assert len(req.extras) == 2
|
|
assert req.extras == {'ex1', 'ex2'}
|
|
|
|
def test_extras_for_line_url_requirement(self):
|
|
line = 'git+https://url#egg=SomeProject[ex1,ex2]'
|
|
filename = 'filename'
|
|
comes_from = '-r %s (line %s)' % (filename, 1)
|
|
req = InstallRequirement.from_line(line, comes_from=comes_from)
|
|
assert len(req.extras) == 2
|
|
assert req.extras == {'ex1', 'ex2'}
|
|
|
|
def test_extras_for_editable_path_requirement(self):
|
|
url = '.[ex1,ex2]'
|
|
filename = 'filename'
|
|
comes_from = '-r %s (line %s)' % (filename, 1)
|
|
req = InstallRequirement.from_editable(url, comes_from=comes_from)
|
|
assert len(req.extras) == 2
|
|
assert req.extras == {'ex1', 'ex2'}
|
|
|
|
def test_extras_for_editable_url_requirement(self):
|
|
url = 'git+https://url#egg=SomeProject[ex1,ex2]'
|
|
filename = 'filename'
|
|
comes_from = '-r %s (line %s)' % (filename, 1)
|
|
req = InstallRequirement.from_editable(url, comes_from=comes_from)
|
|
assert len(req.extras) == 2
|
|
assert req.extras == {'ex1', 'ex2'}
|
|
|
|
def test_unexisting_path(self):
|
|
with pytest.raises(InstallationError) as e:
|
|
InstallRequirement.from_line(
|
|
os.path.join('this', 'path', 'does', 'not', 'exist'))
|
|
err_msg = e.value.args[0]
|
|
assert "Invalid requirement" in err_msg
|
|
assert "It looks like a path." in err_msg
|
|
|
|
def test_single_equal_sign(self):
|
|
with pytest.raises(InstallationError) as e:
|
|
InstallRequirement.from_line('toto=42')
|
|
err_msg = e.value.args[0]
|
|
assert "Invalid requirement" in err_msg
|
|
assert "= is not a valid operator. Did you mean == ?" in err_msg
|
|
|
|
def test_traceback(self):
|
|
with pytest.raises(InstallationError) as e:
|
|
InstallRequirement.from_line('toto 42')
|
|
err_msg = e.value.args[0]
|
|
assert "Invalid requirement" in err_msg
|
|
assert "\nTraceback " in err_msg
|
|
|
|
def test_requirement_file(self):
|
|
req_file_path = os.path.join(self.tempdir, 'test.txt')
|
|
with open(req_file_path, 'w') as req_file:
|
|
req_file.write('pip\nsetuptools')
|
|
with pytest.raises(InstallationError) as e:
|
|
InstallRequirement.from_line(req_file_path)
|
|
err_msg = e.value.args[0]
|
|
assert "Invalid requirement" in err_msg
|
|
assert "It looks like a path. It does exist." in err_msg
|
|
assert "appears to be a requirements file." in err_msg
|
|
assert "If that is the case, use the '-r' flag to install" in err_msg
|
|
|
|
|
|
@patch('pip._internal.req.req_install.os.path.abspath')
|
|
@patch('pip._internal.req.req_install.os.path.exists')
|
|
@patch('pip._internal.req.req_install.os.path.isdir')
|
|
def test_parse_editable_local(
|
|
isdir_mock, exists_mock, abspath_mock):
|
|
exists_mock.return_value = isdir_mock.return_value = True
|
|
# mocks needed to support path operations on windows tests
|
|
abspath_mock.return_value = "/some/path"
|
|
assert parse_editable('.') == (None, 'file:///some/path', None)
|
|
abspath_mock.return_value = "/some/path/foo"
|
|
assert parse_editable('foo') == (
|
|
None, 'file:///some/path/foo', None,
|
|
)
|
|
|
|
|
|
def test_parse_editable_explicit_vcs():
|
|
assert parse_editable('svn+https://foo#egg=foo') == (
|
|
'foo',
|
|
'svn+https://foo#egg=foo',
|
|
None,
|
|
)
|
|
|
|
|
|
def test_parse_editable_vcs_extras():
|
|
assert parse_editable('svn+https://foo#egg=foo[extras]') == (
|
|
'foo[extras]',
|
|
'svn+https://foo#egg=foo[extras]',
|
|
None,
|
|
)
|
|
|
|
|
|
@patch('pip._internal.req.req_install.os.path.abspath')
|
|
@patch('pip._internal.req.req_install.os.path.exists')
|
|
@patch('pip._internal.req.req_install.os.path.isdir')
|
|
def test_parse_editable_local_extras(
|
|
isdir_mock, exists_mock, abspath_mock):
|
|
exists_mock.return_value = isdir_mock.return_value = True
|
|
abspath_mock.return_value = "/some/path"
|
|
assert parse_editable('.[extras]') == (
|
|
None, 'file://' + "/some/path", {'extras'},
|
|
)
|
|
abspath_mock.return_value = "/some/path/foo"
|
|
assert parse_editable('foo[bar,baz]') == (
|
|
None, 'file:///some/path/foo', {'bar', 'baz'},
|
|
)
|
|
|
|
|
|
def test_exclusive_environment_markers():
|
|
"""Make sure RequirementSet accepts several excluding env markers"""
|
|
eq26 = InstallRequirement.from_line(
|
|
"Django>=1.6.10,<1.7 ; python_version == '2.6'")
|
|
eq26.is_direct = True
|
|
ne26 = InstallRequirement.from_line(
|
|
"Django>=1.6.10,<1.8 ; python_version != '2.6'")
|
|
ne26.is_direct = True
|
|
|
|
req_set = RequirementSet()
|
|
req_set.add_requirement(eq26)
|
|
req_set.add_requirement(ne26)
|
|
assert req_set.has_requirement('Django')
|
|
|
|
|
|
def test_mismatched_versions(caplog, tmpdir):
|
|
original_source = os.path.join(DATA_DIR, 'src', 'simplewheel-1.0')
|
|
source_dir = os.path.join(tmpdir, 'simplewheel')
|
|
shutil.copytree(original_source, source_dir)
|
|
req = InstallRequirement(req=Requirement('simplewheel==2.0'),
|
|
comes_from=None, source_dir=source_dir)
|
|
req.run_egg_info()
|
|
req.assert_source_matches_version()
|
|
assert caplog.records[-1].message == (
|
|
'Requested simplewheel==2.0, '
|
|
'but installing version 1.0'
|
|
)
|