CLN/TST: Resample fixtures (#56608)

* Make parameterizations more explicit

* All tests passing

Author: mroeschke

pandas/tests/resample/conftest.py

@@ -1,13 +1,5 @@
-from datetime import datetime
-
-import numpy as np
 import pytest
 
-from pandas import (
-    DataFrame,
-    Series,
-)
-
 # The various methods we support
 downsample_methods = [
     "min",
@@ -39,105 +31,3 @@ def downsample_method(request):
 def resample_method(request):
     """Fixture for parametrization of Grouper resample methods."""
     return request.param
-
-
-@pytest.fixture
-def _index_start():
-    """Fixture for parametrization of index, series and frame."""
-    return datetime(2005, 1, 1)
-
-
-@pytest.fixture
-def _index_end():
-    """Fixture for parametrization of index, series and frame."""
-    return datetime(2005, 1, 10)
-
-
-@pytest.fixture
-def _index_freq():
-    """Fixture for parametrization of index, series and frame."""
-    return "D"
-
-
-@pytest.fixture
-def _index_name():
-    """Fixture for parametrization of index, series and frame."""
-    return None
-
-
-@pytest.fixture
-def index(_index_factory, _index_start, _index_end, _index_freq, _index_name):
-    """
-    Fixture for parametrization of date_range, period_range and
-    timedelta_range indexes
-    """
-    return _index_factory(_index_start, _index_end, freq=_index_freq, name=_index_name)
-
-
-@pytest.fixture
-def _static_values(index):
-    """
-    Fixture for parametrization of values used in parametrization of
-    Series and DataFrames with date_range, period_range and
-    timedelta_range indexes
-    """
-    return np.arange(len(index))
-
-
-@pytest.fixture
-def _series_name():
-    """
-    Fixture for parametrization of Series name for Series used with
-    date_range, period_range and timedelta_range indexes
-    """
-    return None
-
-
-@pytest.fixture
-def series(index, _series_name, _static_values):
-    """
-    Fixture for parametrization of Series with date_range, period_range and
-    timedelta_range indexes
-    """
-    return Series(_static_values, index=index, name=_series_name)
-
-
-@pytest.fixture
-def empty_series_dti(series):
-    """
-    Fixture for parametrization of empty Series with date_range,
-    period_range and timedelta_range indexes
-    """
-    return series[:0]
-
-
-@pytest.fixture
-def frame(index, _series_name, _static_values):
-    """
-    Fixture for parametrization of DataFrame with date_range, period_range
-    and timedelta_range indexes
-    """
-    # _series_name is intentionally unused
-    return DataFrame({"value": _static_values}, index=index)
-
-
-@pytest.fixture
-def empty_frame_dti(series):
-    """
-    Fixture for parametrization of empty DataFrame with date_range,
-    period_range and timedelta_range indexes
-    """
-    index = series.index[:0]
-    return DataFrame(index=index)
-
-
-@pytest.fixture
-def series_and_frame(frame_or_series, series, frame):
-    """
-    Fixture for parametrization of Series and DataFrame with date_range,
-    period_range and timedelta_range indexes
-    """
-    if frame_or_series == Series:
-        return series
-    if frame_or_series == DataFrame:
-        return frame