Pin icechunk for now and fix test

Author: abarciauskas-bgse

ci/upstream.yml

@@ -28,6 +28,6 @@ dependencies:
   - fsspec
   - pip
   - pip:
-      - icechunk>=0.1.0a8 # Installs zarr v3 as dependency
+      - icechunk==0.1.0a8 # Installs zarr v3 beta 3 as dependency
       # - git+https://github.com/fsspec/kerchunk@main  # kerchunk is currently incompatible with zarr-python v3 (https://github.com/fsspec/kerchunk/pull/516)
       - imagecodecs-numcodecs==2024.6.1

pyproject.toml

@@ -39,7 +39,7 @@ hdf_reader = [
     "numcodecs"
 ]
 icechunk = [
-    "icechunk>=0.1.0a8",
+    "icechunk==0.1.0a8",
 ]
 test = [
     "codecov",

virtualizarr/tests/test_writers/test_icechunk.py

@@ -710,7 +710,9 @@ async def test_append_with_multiple_root_arrays(
                 "time/c/0", prototype=default_buffer_prototype()
             )
         ) == first_time_chunk_before_append
-        new_ds = open_zarr(icechunk_filestore_append, consolidated=False, zarr_format=3)
+        new_ds = open_zarr(
+            icechunk_filestore_append.store, consolidated=False, zarr_format=3
+        )
 
         expected_ds1, expected_ds2 = open_dataset(filepath1), open_dataset(filepath2)
         expected_ds = concat([expected_ds1, expected_ds2], dim="time")