Run IO tests for Dask-cuDF (#14327)

We are not currently running any IO tests for `dask_cudf` in CI. This PR should correct this. It also modifies a test that *would* be failing due to #14326

Authors:
  - Richard (Rick) Zamora (https://github.com/rjzamora)
  - GALI PREM SAGAR (https://github.com/galipremsagar)

Approvers:
  - GALI PREM SAGAR (https://github.com/galipremsagar)
  - Ray Douglass (https://github.com/raydouglass)

URL: #14327

ci/test_wheel_dask_cudf.sh

@@ -16,4 +16,5 @@ python -m pip install git+https://github.com/dask/[email protected] git+https://
 # echo to expand wildcard before adding `[extra]` requires for pip
 python -m pip install $(echo ./dist/dask_cudf*.whl)[test]
 
-python -m pytest -n 8 ./python/dask_cudf/dask_cudf/tests
+# Run tests in dask_cudf/tests and dask_cudf/io/tests
+python -m pytest -n 8 ./python/dask_cudf/dask_cudf/

python/dask_cudf/dask_cudf/io/tests/test_parquet.py

@@ -481,7 +481,9 @@ def test_create_metadata_file_inconsistent_schema(tmpdir):
     # call `compute` on `ddf1`, because the dtype of
     # the inconsistent column ("a") may be "object"
     # before computing, and "int" after
-    dd.assert_eq(ddf1.compute(), ddf2)
+    # TODO: Uncomment after cudf#14326 is closed
+    # (See: https://github.com/rapidsai/cudf/issues/14326)
+    # dd.assert_eq(ddf1.compute(), ddf2)
     dd.assert_eq(ddf1.compute(), ddf2.compute())