chore: merge tooling batch

tests/test_validate_pr.py

@@ -46,6 +46,25 @@ class FileShapeChecks(_Fixture):
         self.assertFalse(result.passed)
         self.assertEqual(result.sha1, "")
 
+    def test_a_path_never_read_shows_no_digest(self):
+        """Empty Size, SHA1, MD5 and CRC32 lines read as an empty file contributed."""
+        result = validate_pr.validate_file("bios/nope.bin", None, EMPTY_HASHES)
+        markdown = result.to_markdown()
+        for label in ("**Size**", "**SHA1**", "**MD5**", "**CRC32**"):
+            self.assertNotIn(label, markdown)
+        self.assertIn("--changed", markdown)
+
+    def test_a_folder_is_read_file_by_file(self):
+        self._bios_file("card/bios/a.bin")
+        self._bios_file("card/bios/sub/b.bin")
+        (self.tmp / "empty").mkdir()
+        self.assertEqual(
+            validate_pr.expand_folders(["card", "empty", "loose.bin"]),
+            [str(Path("card/bios/a.bin")), str(Path("card/bios/sub/b.bin")), "empty", "loose.bin"],
+        )
+        result = validate_pr.validate_file("empty", None, EMPTY_HASHES)
+        self.assertIn("Folder with no file in it", result.to_markdown())
+
     def test_empty_file_fails(self):
         rel = self._bios_file("bios/Sony/PS/empty.bin", b"")
         result = validate_pr.validate_file(rel, None, EMPTY_HASHES)