from openpilot.common.simple_kalman import KF1D
class TestSimpleKalman:
def setup_method(self):
dt = 0.01
x0_0 = 0.0
x1_0 = 0.0
A0_0 = 1.0
A0_1 = dt
A1_0 = 0.0
A1_1 = 1.0
C0_0 = 1.0
C0_1 = 0.0
K0_0 = 0.12287673
K1_0 = 0.29666309
self.kf = KF1D(x0=[[x0_0], [x1_0]],
A=[[A0_0, A0_1], [A1_0, A1_1]],
C=[C0_0, C0_1],
K=[[K0_0], [K1_0]])
def test_getter_setter(self):
self.kf.set_x([[1.0], [1.0]])
assert self.kf.x == [[1.0], [1.0]]
def test_update_returns_state(self):
x = self.kf.update(100)
assert x == [i[0] for i in self.kf.x]
