Sort metadata fields in test more rigorously

Author: dnicolodi

tests/test_package.py

@@ -173,52 +173,51 @@ def test_package_safe_name_is_correct(pkg_name, expected_name):
 
 def test_metadata_dictionary_keys():
     assert set(package_file.PackageMetadata.__annotations__) == {
-        # identify release
+        # Metadata 1.0 - PEP 241
+        "metadata_version",
         "name",
         "version",
-        # file content
-        "filetype",
-        "pyversion",
-        # additional meta-data
-        "metadata_version",
+        "platforms",
         "summary",
+        "description",
+        "keywords",
         "home_page",
         "author",
         "author_email",
-        "maintainer",
-        "maintainer_email",
         "license",
-        "description",
-        "keywords",
-        "platforms",
-        "classifiers",
-        "download_url",
+        # Metadata 1.1 - PEP 314
         "supported_platforms",
-        "comment",
-        "md5_digest",
-        "sha256_digest",
-        "blake2_256_digest",
-        "gpg_signature",
-        "attestations",
-        # PEP 314
+        "download_url",
+        "classifiers",
         "provides",
         "requires",
         "obsoletes",
-        # Metadata 1.2
-        "project_urls",
+        # Metadata 1.2 - PEP 345
+        "maintainer",
+        "maintainer_email",
+        "requires_dist",
         "provides_dist",
         "obsoletes_dist",
-        "requires_dist",
-        "requires_external",
         "requires_python",
-        # Metadata 2.1
-        "provides_extra",
+        "requires_external",
+        "project_urls",
+        # Metadata 2.1 - PEP 566
         "description_content_type",
-        # Metadata 2.2
+        "provides_extra",
+        # Metadata 2.2 - PEP 643
         "dynamic",
-        # Metadata 2.4
+        # Metadata 2.4 - PEP 639
         "license_expression",
         "license_files",
+        # additional meta-data
+        "filetype",
+        "pyversion",
+        "comment",
+        "md5_digest",
+        "sha256_digest",
+        "blake2_256_digest",
+        "gpg_signature",
+        "attestations",
     }