Merge pull request #1022 from activeloopai/fix/2.0/tensor_meta_shapes

[small] update scalar test

hub/api/tests/test_api.py

@@ -7,7 +7,7 @@
 from hub.api.dataset import Dataset
 from hub.core.tests.common import parametrize_all_dataset_storages
 from hub.tests.common import assert_array_lists_equal
-from hub.util.exceptions import TensorDtypeMismatchError
+from hub.util.exceptions import TensorDtypeMismatchError, TensorInvalidSampleShapeError
 from hub.client.client import HubBackendClient
 from hub.client.utils import has_hub_testing_creds
 
@@ -239,6 +239,16 @@ def test_scalar_samples(ds: Dataset):
 
     assert tensor.numpy(aslist=True) == expected.tolist()
 
+    assert tensor.shape == (11,)
+
+    # len(shape) for a scalar is `()`. len(shape) for [1] is `(1,)`
+    with pytest.raises(TensorInvalidSampleShapeError):
+        tensor.append([1])
+
+    # len(shape) for a scalar is `()`. len(shape) for [1, 2] is `(2,)`
+    with pytest.raises(TensorInvalidSampleShapeError):
+        tensor.append([1, 2])
+
 
 @parametrize_all_dataset_storages
 def test_sequence_samples(ds: Dataset):