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more tests for transform

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This commit is contained in:
Gourav Kumar 2022-05-25 10:02:25 +05:30
parent 38fb9ca7d0
commit 922fe0f027
1 changed files with 30 additions and 0 deletions
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30
tests/test_fincal.py
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@ -355,6 +355,24 @@ class TestReadCsv:
class TestTransform:
def test_daily_to_weekly(self, create_test_data):
ts_data = create_test_data(AllFrequencies.D, num=782, skip_weekends=True)
ts = TimeSeries(ts_data, "D")
tst = ts.transform("W", "mean")
assert isinstance(tst, TimeSeries)
assert len(tst) == 157
assert "2017-01-30" in tst
assert tst.iloc[4] == (datetime.datetime(2017, 1, 30), 1021.19)
def test_daily_to_monthly(self, create_test_data):
ts_data = create_test_data(AllFrequencies.D, num=782, skip_weekends=False)
ts = TimeSeries(ts_data, "D")
tst = ts.transform("M", "mean")
assert isinstance(tst, TimeSeries)
assert len(tst) == 26
assert "2018-01-01" in tst
assert round(tst.iloc[12][1], 2) == 1146.1
def test_daily_to_yearly(self, create_test_data):
ts_data = create_test_data(AllFrequencies.D, num=782, skip_weekends=True)
ts = TimeSeries(ts_data, "D")
@ -386,6 +404,18 @@ class TestTransform:
tst = ts.transform("Y", "mean")
assert "2019-01-01" in tst
assert round(tst.iloc[2][1], 2) == 1054.50
with pytest.raises(ValueError):
ts.transform("D", "mean")
def test_monthly_to_qty(self, create_test_data):
ts_data = create_test_data(AllFrequencies.M, num=36)
ts = TimeSeries(ts_data, "M")
tst = ts.transform("Q", "mean")
assert len(tst) == 12
assert "2018-10-01" in tst
assert tst.iloc[7] == (datetime.datetime(2018, 10, 1), 1021.19)
with pytest.raises(ValueError):
ts.transform("M", "sum")
class TestReturnsAgain: