tests: tests from pyproject-metadata

Signed-off-by: Henry Schreiner <[email protected]>

Author: henryiii

src/packaging/_pyproject.py

@@ -13,7 +13,7 @@
 
 from .errors import ErrorCollector
 
-if typing.TYPE_CHECKING:
+if typing.TYPE_CHECKING:  # pragma: no cover
     from collections.abc import Generator, Iterable, Sequence
 
     from .project_table import ContactTable, Dynamic, ProjectTable
@@ -26,10 +26,6 @@
 ]
 
 
-def __dir__() -> list[str]:
-    return __all__
-
-
 @dataclasses.dataclass(frozen=True)
 class License:
     """

src/packaging/errors.py

@@ -4,7 +4,7 @@
 import dataclasses
 import sys
 from collections.abc import Generator
-from typing import Any, NoReturn
+from typing import Any
 
 __all__ = ["ExceptionGroup", "ConfigurationError", "ConfigurationWarning"]
 
@@ -75,9 +75,10 @@ def config_error(
 
         self.errors.append(ConfigurationError(msg, key=key))
 
-    def finalize(self, msg: str) -> NoReturn:
+    def finalize(self, msg: str) -> None:
         """Raise a group exception if there are any errors."""
-        raise ExceptionGroup(msg, self.errors)
+        if self.errors:
+            raise ExceptionGroup(msg, self.errors)
 
     @contextlib.contextmanager
     def collect(self) -> Generator[None, None, None]:

src/packaging/project.py

@@ -15,14 +15,15 @@
 import sys
 import typing
 import warnings
+from collections.abc import Sequence
 
 from . import markers, specifiers, utils
 from . import metadata as packaging_metadata
 from . import version as packaging_version
 from ._pyproject import License, PyProjectReader, Readme
 from .errors import ConfigurationError, ConfigurationWarning, ErrorCollector
 
-if typing.TYPE_CHECKING:
+if typing.TYPE_CHECKING:  # pragma: no cover
     from collections.abc import Mapping
     from typing import Any
 
@@ -143,7 +144,7 @@ def from_pyproject(
         Read metadata from a pyproject.toml table. This is the main method for
         creating an instance of this class. It also supports two additional
         fields: ``allow_extra_keys`` to control what happens when extra keys are
-        present in the pyproject table, and ``all_errors``, to  raise all errors
+        present in the pyproject table, and ``all_errors``, to raise all errors
         in an ExceptionGroup instead of raising the first one.
         """
         pyproject = PyProjectReader()
@@ -368,7 +369,7 @@ def validate(self) -> None:
         errors.finalize("[project] table validation failed")
 
     def metadata(
-        self, metadata_version: str, dynamic_metadata: list[str]
+        self, *, metadata_version: str, dynamic_metadata: Sequence[str] = ()
     ) -> packaging_metadata.Metadata:
         """
         Return an Message with the metadata.
@@ -431,8 +432,8 @@ def metadata(
             message["requires_dist"] = [str(d) for d in self.dependencies]
         for extra, requirements in self.optional_dependencies.items():
             norm_extra = extra.replace(".", "-").replace("_", "-").lower()
-            message.get("provides_extra", []).append(norm_extra)
-            message.get("requires_dist", []).extend(
+            message.setdefault("provides_extra", []).append(norm_extra)
+            message.setdefault("requires_dist", []).extend(
                 str(_build_extra_req(norm_extra, requirement))
                 for requirement in requirements
             )
@@ -449,7 +450,7 @@ def metadata(
                 if field.lower() not in packaging_metadata.ALL_FIELDS:
                     msg = f"Field is not known: {field}"
                     raise ConfigurationError(msg)
-            message["dynamic"] = dynamic_metadata
+            message["dynamic"] = list(dynamic_metadata)
 
         return packaging_metadata.Metadata.from_raw(message)
 

tests/project/dynamic-description/dynamic_description.py

@@ -0,0 +1,6 @@
+[project]
+name = 'dynamic-description'
+version = '1.0.0'
+dynamic = [
+    'description',
+]

tests/project/dynamic-description/pyproject.toml

@@ -0,0 +1 @@
+some readme 👋

tests/project/full-metadata/README.md

@@ -0,0 +1,49 @@
+[project]
+name = 'full_metadata'
+version = '3.2.1'
+description = 'A package with all the metadata :)'
+readme = 'README.md'
+license = { text = 'some license text' }
+keywords = ['trampolim', 'is', 'interesting']
+authors = [
+    { email = '[email protected]' },
+    { name = 'Example!' },
+]
+maintainers = [
+    { name = 'Other Example', email = '[email protected]' },
+]
+classifiers = [
+    'Development Status :: 4 - Beta',
+    'Programming Language :: Python',
+]
+
+requires-python = '>=3.8'
+dependencies = [
+    'dependency1',
+    'dependency2>1.0.0',
+    'dependency3[extra]',
+    'dependency4; os_name != "nt"',
+    'dependency5[other-extra]>1.0; os_name == "nt"',
+]
+
+[project.optional-dependencies]
+test = [
+    'test_dependency',
+    'test_dependency[test_extra]',
+    'test_dependency[test_extra2] > 3.0; os_name == "nt"',
+]
+
+[project.urls]
+homepage = 'example.com'
+documentation = 'readthedocs.org'
+repository = 'github.com/some/repo'
+changelog = 'github.com/some/repo/blob/master/CHANGELOG.rst'
+
+[project.scripts]
+full-metadata = 'full_metadata:main_cli'
+
+[project.gui-scripts]
+full-metadata-gui = 'full_metadata:main_gui'
+
+[project.entry-points.custom]
+full-metadata = 'full_metadata:main_custom'

tests/project/full-metadata/full_metadata.py

@@ -0,0 +1 @@
+Some license! 👋

tests/project/full-metadata/pyproject.toml

@@ -0,0 +1 @@
+some readme 👋