Added a test that makes sure the slash is properly encoded.

Signed-off-by: dblock <[email protected]>

test_opensearchpy/test_async/test_server/test_clients.py

@@ -30,9 +30,22 @@
 import pytest
 from _pytest.mark.structures import MarkDecorator
 
+from opensearchpy.exceptions import RequestError
+
 pytestmark: MarkDecorator = pytest.mark.asyncio
 
 
+class TestSpecialCharacters:
+    async def test_index_with_slash(self, async_client: Any) -> None:
+        index_name = "movies/shmovies"
+        with pytest.raises(RequestError) as e:
+            await async_client.indices.create(index=index_name)
+        assert (
+            str(e.value)
+            == "RequestError(400, 'invalid_index_name_exception', 'Invalid index name [movies/shmovies], must not contain the following characters [ , \", *, \\\\, <, |, ,, >, /, ?]')"
+        )
+
+
 class TestUnicode:
     async def test_indices_lifecycle_english(self, async_client: Any) -> None:
         index_name = "movies"

test_opensearchpy/test_server/test_clients.py

@@ -25,9 +25,24 @@
 #  under the License.
 
 
+import pytest
+
+from opensearchpy.exceptions import RequestError
+
 from . import OpenSearchTestCase
 
 
+class TestSpecialCharacters(OpenSearchTestCase):
+    def test_index_with_slash(self) -> None:
+        index_name = "movies/shmovies"
+        with pytest.raises(RequestError) as e:
+            self.client.indices.create(index=index_name)
+        self.assertEqual(
+            str(e.value),
+            "RequestError(400, 'invalid_index_name_exception', 'Invalid index name [movies/shmovies], must not contain the following characters [ , \", *, \\\\, <, |, ,, >, /, ?]')"
+        )
+
+
 class TestUnicode(OpenSearchTestCase):
     def test_indices_lifecycle_english(self) -> None:
         index_name = "movies"