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81 lines
2.5 KiB
81 lines
2.5 KiB
import datetime
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from typing import Mapping
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from fincal.core import AllFrequencies, Frequency, Series, TimeSeriesCore
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from fincal.fincal import create_date_series
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class TestFrequency:
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def test_creation(self):
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D = Frequency('daily', 'days', 1, 1, 'D')
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assert D.days == 1
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assert D.symbol == 'D'
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assert D.name == 'daily'
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assert D.value == 1
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assert D.freq_type == 'days'
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class TestAllFrequencies:
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def test_attributes(self):
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assert hasattr(AllFrequencies, 'D')
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assert hasattr(AllFrequencies, 'M')
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assert hasattr(AllFrequencies, 'Q')
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def test_days(self):
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assert AllFrequencies.D.days == 1
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assert AllFrequencies.M.days == 30
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assert AllFrequencies.Q.days == 91
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def test_symbol(self):
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assert AllFrequencies.H.symbol == 'H'
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assert AllFrequencies.W.symbol == 'W'
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def test_values(self):
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assert AllFrequencies.H.value == 6
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assert AllFrequencies.Y.value == 1
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def test_type(self):
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assert AllFrequencies.Q.freq_type == 'months'
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assert AllFrequencies.W.freq_type == 'days'
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class TestSeries:
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def test_creation(self):
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series = Series([1, 2, 3, 4, 5, 6, 7], data_type='number')
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assert series.dtype == float
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assert series[2] == 3
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dates = create_date_series('2021-01-01', '2021-01-31', frequency='D')
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series = Series(dates, data_type='date')
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assert series.dtype == datetime.datetime
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class TestTimeSeriesCore:
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data = [('2021-01-01', 220), ('2021-02-01', 230), ('2021-03-01', 240)]
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def test_creation(self):
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ts = TimeSeriesCore(self.data, frequency='M')
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assert isinstance(ts, TimeSeriesCore)
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assert isinstance(ts, Mapping)
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def test_getitem(self):
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ts = TimeSeriesCore(self.data, frequency='M')
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assert ts.dates[0] == datetime.datetime(2021, 1, 1, 0, 0)
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assert ts.values[0] == 220
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assert ts['2021-01-01'][1] == 220
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assert len(ts[ts.dates > '2021-01-01']) == 2
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assert ts[ts.dates == '2021-02-01'].iloc[0][1] == 230
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assert ts.iloc[2][0] == datetime.datetime(2021, 3, 1)
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assert len(ts.iloc[:2]) == 2
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def test_contains(self):
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ts = TimeSeriesCore(self.data, frequency='M')
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assert datetime.datetime(2021, 1, 1) in ts
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assert '2021-01-01' in ts
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assert '2021-01-14' not in ts
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def test_items(self):
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ts = TimeSeriesCore(self.data, frequency='M')
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for i, j in ts.items():
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assert j == self.data[0][1]
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break
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