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import pytest
from pdm.models.markers import EnvSpec
from pdm.models.requirements import parse_requirement
pytestmark = pytest.mark.network
def resolve(environment, requirements, target=None):
from pdm.resolver.uv import UvResolver
reqs = []
for req in requirements:
if isinstance(req, str):
req = parse_requirement(req)
req.groups = ["default"]
reqs.append(req)
resolver = UvResolver(
environment,
requirements=reqs,
target=target or environment.spec,
update_strategy="all",
strategies=set(),
)
return resolver.resolve()
def test_resolve_requirements(project):
requirements = ["requests==2.32.0", "urllib3<2"]
resolution = resolve(project.environment, requirements)
mapping = {p.candidate.identify(): p.candidate for p in resolution.packages}
assert mapping["requests"].version == "2.32.0"
assert mapping["urllib3"].version.startswith("1.26")
def test_resolve_vcs_requirement(project):
requirements = ["git+https://github.com/pallets/click.git@8.1.0"]
resolution = resolve(project.environment, requirements)
mapping = {p.candidate.identify(): p.candidate for p in resolution.packages}
assert "colorama" in mapping
assert mapping["click"].req.is_vcs
def test_resolve_with_python_requires(project):
requirements = ["urllib3<2; python_version<'3.10'", "urllib3>=2; python_version>='3.10'"]
if project.python.version_tuple >= (3, 10):
resolution = resolve(project.environment, requirements, EnvSpec.from_spec(">=3.10"))
packages = list(resolution.packages)
assert len(packages) == 1
assert packages[0].candidate.version.startswith("2.")
resolution = resolve(project.environment, requirements, EnvSpec.from_spec(">=3.8"))
packages = list(resolution.packages)
assert len(packages) == 2
def test_resolve_dependencies_with_nested_extras(project):
name = project.name
project.add_dependencies(["urllib3"], "default", write=False)
project.add_dependencies(["idna"], "extra1", write=False)
project.add_dependencies(["chardet", f"{name}[extra1]"], "extra2", write=False)
project.add_dependencies([f"{name}[extra1,extra2]"], "all")
dependencies = [*project.get_dependencies(), *project.get_dependencies("all")]
assert len(dependencies) == 4
resolution = resolve(project.environment, dependencies)
assert resolution.collected_groups == {"default", "extra1", "extra2", "all"}
mapping = {p.candidate.identify(): p.candidate for p in resolution.packages}
assert set(mapping) == {"urllib3", "idna", "chardet"}
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