def test_get_by_idx(self):
series = DataSeries(keys=set(["timestamp", "v1", "v2"]))
series.add({"timestamp": self.t1, "v1": 2})
series.add({"timestamp": self.t2, "v1": 2.4})
series.add({"timestamp": self.t2, "v2": 3.0})
# index and key
self.assertEqual(2, series.get_by_idx(idx=0, keys="v1"))
self.assertTrue(np.isnan(series.get_by_idx(idx=0, keys="v2")))
self.assertEqual(2.4, series.get_by_idx(idx=1, keys="v1"))
self.assertEqual(3.0, series.get_by_idx(idx=1, keys="v2"))
# index only
self.assertEqual({"timestamp": self.t1, "v1": 2, "v2": np.nan}, series.get_by_idx(idx=0))
self.assertEqual({"timestamp": self.t2, "v1": 2.4, "v2": 3.0}, series.get_by_idx(idx=1))
# test index slice
series2 = self.create_series_by_list(range(100))
sliced = series2.get_by_idx(keys='v1', idx=slice(-10,None,None))
self.assertEqual(len(sliced), 10)
endPoint = series2.get_by_idx(keys='v1', idx=slice(-1, None, None))
self.assertEqual(endPoint[0], 99)
def test_override_w_same_time(self):
series = DataSeries(keys=set(["timestamp", "v1", "v2", "v3"]))
series.add({"timestamp": self.t1, "v1": 2, "v2": 3})
self.assertEqual(1, series.size())
self.assertEqual(2, series.get_by_idx(0, "v1"))
self.assertEqual(2, series.get_by_time(self.t1, "v1"))
self.assertEqual(3, series.get_by_idx(0, "v2"))
self.assertEqual(3, series.get_by_time(self.t1, "v2"))
self.assertTrue(np.isnan(series.get_by_idx(0, "v3")))
self.assertTrue(np.isnan(series.get_by_time(self.t1, "v3")))
series.add({"timestamp": self.t1, "v1": 2.4, "v2": 3.4, "v3": 1.1})
self.assertEqual(1, series.size())
self.assertEqual(2.4, series.get_by_idx(0, "v1"))
self.assertEqual(2.4, series.get_by_time(self.t1, "v1"))
self.assertEqual(3.4, series.get_by_idx(0, "v2"))
self.assertEqual(3.4, series.get_by_time(self.t1, "v2"))
self.assertEqual(1.1, series.get_by_idx(0, "v3"))
self.assertEqual(1.1, series.get_by_time(self.t1, "v3"))
series.add({"timestamp": self.t2, "v1": 2.6, "v2": 3.6})
self.assertEqual(2, series.size())
self.assertEqual(2.4, series.get_by_idx(0, "v1"))
self.assertEqual(2.4, series.get_by_time(self.t1, "v1"))
self.assertEqual(3.4, series.get_by_idx(0, "v2"))
self.assertEqual(3.4, series.get_by_time(self.t1, "v2"))
self.assertEqual(1.1, series.get_by_idx(0, "v3"))
self.assertEqual(1.1, series.get_by_time(self.t1, "v3"))
self.assertEqual(2.6, series.get_by_idx(1, "v1"))
self.assertEqual(2.6, series.get_by_time(self.t2, "v1"))
self.assertEqual(3.6, series.get_by_idx(1, "v2"))
self.assertEqual(3.6, series.get_by_time(self.t2, "v2"))
self.assertTrue(np.isnan(series.get_by_idx(1, "v3")))
self.assertTrue(np.isnan(series.get_by_time(self.t2, "v3")))
