code: def test_is_date_array_normalized_day(self):
      arr = day_arr
      abbrev = "D"
      unit = abbrev_to_npy_unit(abbrev)
      result = is_date_array_normalized(arr.view("i8"), None, unit)
      assert result is True
  
imports: import numpy
  from pandas._libs.tslibs.dtypes import abbrev_to_npy_unit
  from pandas._libs.tslibs.vectorized import is_date_array_normalized
label_desc: Use image node_id 1 for calling the TestIsDateArrayNormalized obj's underlying member method code with example usage: obj.test_is_date_array_normalized_day() without return types