def test_last_index(self):
vf = ft.ValueFrame(ft.df_indices([ft.Idx.AEX, ft.Idx.DOW]))
last = vf.last_index()
self.assertIsInstance(last, str)
self.assertEqual('2019-03-01', last)
last = vf.last_index(as_string=False)
self.assertIsInstance(last, pd.Timestamp)
def test_abs_daily_change(self):
vf = ft.ValueFrame(ft.df_indices([ft.Idx.AEX, ft.Idx.DOW]))
df = vf.abs_daily_change()
self.assertIsInstance(df, pd.DataFrame)
self.assertEqual(0, df.DOW['2019-01-21'])
# print(df)
df = vf.abs_daily_change(start='2019-02-28', end='2020-01-31')
def test_first_index(self):
vf = ft.ValueFrame(ft.df_indices([ft.Idx.AEX, ft.Idx.DOW]))
first = vf.first_index()
self.assertIsInstance(first, str)
self.assertEqual('2019-01-02', first)
first = vf.first_index(as_string=False)
self.assertIsInstance(first, pd.Timestamp)
def test_rel_change(self):
vf = ft.ValueFrame(ft.df_indices([ft.Idx.AEX, ft.Idx.DOW]))
df = vf.rel_change()
self.assertIsInstance(df, pd.DataFrame)
self.assertEqual(df.DOW['2019-01-18'], df.DOW['2019-01-21'])
def test_last(self):
vf = ft.ValueFrame(ft.df_indices([ft.Idx.AEX, ft.Idx.DOW]))
self.assertIsInstance(vf.last(), pd.DataFrame)
def test_construction_with_multiple(self):
vf = ft.ValueFrame([ft.df_indices(ft.Idx.DOW), ft.df_indices(ft.Idx.AEX)])
self.assertListEqual(list(vf.df.columns), ['DOW', 'AEX'])
def test_construction_with_one(self):
vf = ft.ValueFrame(ft.df_index(ft.Idx.DOW))
self.assertListEqual(list(vf.df.columns), ['close', 'open', 'high', 'low', 'volume', 'change'])
def test_display_rel_change(self):
vf = ft.ValueFrame(ft.df_indices([ft.Idx.AEX, ft.Idx.DOW]))
vf.display_rel_change()