""" Tests for Indexes backed by arbitrary ExtensionArrays. """ import pandas as pd from pandas.tests.extension.base.base import BaseExtensionTests class BaseIndexTests(BaseExtensionTests): """Tests for Index object backed by an ExtensionArray""" def test_index_from_array(self, data): idx = pd.Index(data) assert data.dtype == idx.dtype def test_index_from_listlike_with_dtype(self, data): idx = pd.Index(data, dtype=data.dtype) assert idx.dtype == data.dtype idx = pd.Index(list(data), dtype=data.dtype) assert idx.dtype == data.dtype