test(device): restore release branch coverage

obliteratus/__init__.py

@@ -1,6 +1,6 @@
 """Obliteratus — Master Ablation Suite for HuggingFace transformers."""
 
-__version__ = "0.1.2"
+__version__ = "0.1.3"
 
 # Lazy imports for the main pipeline classes
 __all__ = [

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "obliteratus"
-version = "0.1.2"
+version = "0.1.3"
 description = "Master Ablation Suite for HuggingFace transformers"
 readme = "README.md"
 requires-python = ">=3.10"

tests/test_device_boundaries.py

@@ -248,3 +248,17 @@ def test_configure_cuda_can_disable_cudnn(monkeypatch):
 
     disable.assert_called_once_with(False)
     assert device.torch.backends.cudnn.enabled is False
+
+
+def test_configure_cuda_disables_cudnn_without_sdp_toggle(monkeypatch):
+    """Older Torch builds may not expose the cuDNN SDP backend toggle."""
+    monkeypatch.setattr(device, "is_cuda", lambda: True)
+    monkeypatch.delattr(
+        device.torch.backends.cuda, "enable_cudnn_sdp", raising=False
+    )
+    monkeypatch.setenv("OBLITERATUS_DISABLE_CUDNN", "1")
+    monkeypatch.setattr(device.torch.backends.cudnn, "enabled", True)
+
+    device.configure_cuda_alloc()
+
+    assert device.torch.backends.cudnn.enabled is False

uv.lock

@@ -2598,7 +2598,7 @@ wheels = [
 
 [[package]]
 name = "obliteratus"
-version = "0.1.2"
+version = "0.1.3"
 source = { editable = "." }
 dependencies = [
     { name = "accelerate" },