code: def test_constructor(frame_or_series):
      # GH 12669
      pytest.importorskip("scipy")
      c = frame_or_series(range(5)).rolling
  
      # valid
      c(win_type="boxcar", window=2, min_periods=1)
      c(win_type="boxcar", window=2, min_periods=1, center=True)
      c(win_type="boxcar", window=2, min_periods=1, center=False)
  
imports: import numpy
  import pytest
  from pandas import DataFrame, Series, Timedelta, concat, date_range
  import pandas._testing
  from pandas.api.indexers import BaseIndexer
label_desc: Use image node_id 3 for calling a global function with example usage: test_constructor(frame_or_series) without return types