test adding a file using non-normalized path

Author: Andrej730

test/test_index.py

@@ -1181,6 +1181,18 @@ def test_index_add_pathlike(self, rw_repo):
 
 rw_repo.index.add(file)
 
+@with_rw_repo("HEAD")
+deftest_index_add_non_normalized_path(self, rw_repo):
+git_dir=Path(rw_repo.git_dir)
+
+file=git_dir/"file.txt"
+file.touch()
+non_normalized_path=file.as_posix()
+ifos.name!="nt":
+non_normalized_path=non_normalized_path.replace("/", "\\")
+
+rw_repo.index.add(non_normalized_path)
+
 
 classTestIndexUtils:
 @pytest.mark.parametrize("file_path_type", [str, Path])