PyFacts/tests/test_core.py
2022-02-24 00:15:00 +05:30

71 lines
2.2 KiB
Python

import datetime
from typing import Mapping
from fincal.core import AllFrequencies, Frequency, Series, TimeSeriesCore
from fincal.fincal import create_date_series
from numpy import isin
class TestFrequency:
def test_creation(self):
D = Frequency('daily', 'days', 1, 1, 'D')
assert D.days == 1
assert D.symbol == 'D'
assert D.name == 'daily'
assert D.value == 1
assert D.freq_type == 'days'
class TestAllFrequencies:
def test_attributes(self):
assert hasattr(AllFrequencies, 'D')
assert hasattr(AllFrequencies, 'M')
assert hasattr(AllFrequencies, 'Q')
def test_days(self):
assert AllFrequencies.D.days == 1
assert AllFrequencies.M.days == 30
assert AllFrequencies.Q.days == 91
def test_symbol(self):
assert AllFrequencies.H.symbol == 'H'
assert AllFrequencies.W.symbol == 'W'
def test_values(self):
assert AllFrequencies.H.value == 6
assert AllFrequencies.Y.value == 1
def test_type(self):
assert AllFrequencies.Q.freq_type == 'months'
assert AllFrequencies.W.freq_type == 'days'
class TestSeries:
def test_creation(self):
series = Series([1, 2, 3, 4, 5, 6, 7], data_type='number')
assert series.dtype == float
assert series[2] == 3
dates = create_date_series('2021-01-01', '2021-01-31', frequency='D')
series = Series(dates, data_type='date')
assert series.dtype == datetime.datetime
class TestTimeSeriesCore:
data = [('2021-01-01', 220), ('2021-02-01', 230), ('2021-03-01', 240)]
def test_creation(self):
ts = TimeSeriesCore(self.data, frequency='M')
assert isinstance(ts, TimeSeriesCore)
assert isinstance(ts, Mapping)
def test_getitem(self):
ts = TimeSeriesCore(self.data, frequency='M')
assert ts.dates[0] == datetime.datetime(2021, 1, 1, 0, 0)
assert ts.values[0] == 220
assert ts['2021-01-01'][1] == 220
assert len(ts[ts.dates > '2021-01-01']) == 2
assert ts[ts.dates == '2021-02-01'].iloc[0][1] == 230
assert ts.iloc[2][0] == datetime.datetime(2021, 3, 1)
assert len(ts.iloc[:2]) == 2