codecov

Author: normanrz

numcodecs/tests/test_zarr3.py

@@ -153,6 +153,19 @@ def test_generic_filter_packbits(store: Store):
         a = Array.open(store / "generic_packbits")
     np.testing.assert_array_equal(data, a[:, :])
 
+    with pytest.raises(ValueError, match="packbits filter requires bool dtype"):
+        Array.create(
+            store / "generic_packbits_err",
+            shape=data.shape,
+            chunk_shape=(16, 16),
+            dtype="uint32",
+            fill_value=0,
+            codecs=[
+                get_codec_class("numcodecs.packbits")(),
+                BytesCodec(),
+            ],
+        )
+
 
 @pytest.mark.parametrize("codec_id", ["crc32", "adler32", "fletcher32", "jenkins_lookup3"])
 def test_generic_checksum(store: Store, codec_id: str):

numcodecs/zarr3.py

@@ -86,7 +86,7 @@ def to_dict(self) -> JSON:
         }
 
     def compute_encoded_size(self, input_byte_length: int, chunk_spec: ArraySpec) -> int:
-        return input_byte_length
+        return input_byte_length  # pragma: no cover
 
 
 class NumcodecsBytesBytesCodec(NumcodecsCodec, BytesBytesCodec):
@@ -186,7 +186,7 @@ def __init__(self, codec_config: dict[str, JSON] | None = None) -> None:
             super().__init__(codec_id=_codec_id, codec_config=codec_config)
 
         def compute_encoded_size(self, input_byte_length: int, chunk_spec: ArraySpec) -> int:
-            return input_byte_length + 4
+            return input_byte_length + 4  # pragma: no cover
 
     _ChecksumCodec.__name__ = cls_name
     return _ChecksumCodec