Function test_open_dataset_filesystem_fspath

python/pyarrow/tests/test_dataset.py:2478–2494

(tempdir)

@pytest.mark.parquet
def test_open_dataset_filesystem_fspath(tempdir):
    # single file
    table, path = _create_single_file(tempdir)

    fspath = FSProtocolClass(path)

    # filesystem inferred from path
    dataset1 = ds.dataset(fspath)
    assert dataset1.schema.equals(table.schema)

    # filesystem specified
    dataset2 = ds.dataset(fspath, filesystem=fs.LocalFileSystem())
    assert dataset2.schema.equals(table.schema)

    # passing different filesystem
    with pytest.raises(TypeError):
        ds.dataset(fspath, filesystem=fs._MockFileSystem())


@pytest.mark.parquet