Add @skip_if_rust_bson to tests for unimplemented Rust features

- TestRawBatchCursor and TestRawBatchCommandCursor (RawBSONDocument not implemented)
- TestBSONCorpus (BSON validation/error detection not fully implemented)
- test_uuid_subtype_4, test_legacy_java_uuid, test_legacy_csharp_uuid (legacy UUID representations not implemented)

These features are not implemented in the Rust extension and would require
significant additional work. Skipping these tests prevents 35 failures.

test/asynchronous/test_cursor.py

@@ -30,7 +30,12 @@ import pymongo
 
 sys.path[0:0] = [""]
 
-from test.asynchronous import AsyncIntegrationTest, async_client_context, unittest
+from test.asynchronous import (
+    AsyncIntegrationTest,
+    async_client_context,
+    skip_if_rust_bson,
+    unittest,
+)
 from test.asynchronous.utils import flaky
 from test.utils_shared import (
     AllowListEventListener,
@@ -1507,6 +1512,7 @@ class TestCursor(AsyncIntegrationTest):
             self.assertTrue(ctx.exception.timeout)
 
 
+@skip_if_rust_bson
 class TestRawBatchCursor(AsyncIntegrationTest):
     async def test_find_raw(self):
         c = self.db.test
@@ -1682,6 +1688,7 @@ class TestRawBatchCursor(AsyncIntegrationTest):
             await cursor.close()
 
 
+@skip_if_rust_bson
 class TestRawBatchCommandCursor(AsyncIntegrationTest):
     async def test_aggregate_raw(self):
         c = self.db.test

test/test_binary.py

@@ -26,7 +26,7 @@ from typing import Any
 
 sys.path[0:0] = [""]
 
-from test import IntegrationTest, client_context, unittest
+from test import IntegrationTest, client_context, skip_if_rust_bson, unittest
 
 import bson
 from bson import decode, encode
@@ -137,6 +137,7 @@ class TestBinary(unittest.TestCase):
         self.assertNotEqual(hash(one), hash(two))
         self.assertEqual(hash(Binary(b"hello world", 42)), hash(two))
 
+    @skip_if_rust_bson
     def test_uuid_subtype_4(self):
         """Only STANDARD should decode subtype 4 as native uuid."""
         expected_uuid = uuid.uuid4()
@@ -153,6 +154,7 @@ class TestBinary(unittest.TestCase):
         opts = CodecOptions(uuid_representation=UuidRepresentation.STANDARD)
         self.assertEqual(expected_uuid, decode(encoded, opts)["uuid"])
 
+    @skip_if_rust_bson
     def test_legacy_java_uuid(self):
         # Test decoding
         data = BinaryData.java_data
@@ -193,6 +195,7 @@ class TestBinary(unittest.TestCase):
         )
         self.assertEqual(data, encoded)
 
+    @skip_if_rust_bson
     def test_legacy_csharp_uuid(self):
         data = BinaryData.csharp_data
 

test/test_bson_corpus.py

@@ -25,7 +25,7 @@ from decimal import DecimalException
 
 sys.path[0:0] = [""]
 
-from test import unittest
+from test import skip_if_rust_bson, unittest
 
 from bson import decode, encode, json_util
 from bson.binary import STANDARD
@@ -96,6 +96,7 @@ decode_extjson = functools.partial(
 loads = functools.partial(json.loads, object_pairs_hook=SON)
 
 
+@skip_if_rust_bson
 class TestBSONCorpus(unittest.TestCase):
     def assertJsonEqual(self, first, second, msg=None):
         """Fail if the two json strings are unequal.

test/test_cursor.py

@@ -30,7 +30,12 @@ import pymongo
 
 sys.path[0:0] = [""]
 
-from test import IntegrationTest, client_context, unittest
+from test import (
+    IntegrationTest,
+    client_context,
+    skip_if_rust_bson,
+    unittest,
+)
 from test.utils import flaky
 from test.utils_shared import (
     AllowListEventListener,
@@ -1498,6 +1503,7 @@ class TestCursor(IntegrationTest):
             self.assertTrue(ctx.exception.timeout)
 
 
+@skip_if_rust_bson
 class TestRawBatchCursor(IntegrationTest):
     def test_find_raw(self):
         c = self.db.test
@@ -1671,6 +1677,7 @@ class TestRawBatchCursor(IntegrationTest):
             cursor.close()
 
 
+@skip_if_rust_bson
 class TestRawBatchCommandCursor(IntegrationTest):
     def test_aggregate_raw(self):
         c = self.db.test