def test_completed_step(self):
"""
This tests the functionality of the method completed_step.
"""
global nsteps
nsteps = 0
f = lambda t, x: x**0.25
def completed_step(solver):
global nsteps
nsteps += 1
mod = Explicit_Problem(f, 1.0)
mod.step_events = completed_step
sim = CVode(mod)
sim.simulate(2., 100)
assert len(sim.t_sol) == 101
assert nsteps == sim.statistics["nsteps"]
sim = CVode(mod)
nsteps = 0
sim.simulate(2.)
assert len(sim.t_sol) == sim.statistics["nsteps"] + 1
assert nsteps == sim.statistics["nsteps"]
def test_completed_step(self):
"""
This tests the functionality of the method completed_step.
"""
global nsteps
nsteps = 0
f = lambda t,x: x**0.25
def completed_step(solver):
global nsteps
nsteps += 1
mod = Explicit_Problem(f, 1.0)
mod.step_events = completed_step
sim = CVode(mod)
sim.simulate(2., 100)
assert len(sim.t_sol) == 101
assert nsteps == sim.statistics["nsteps"]
sim = CVode(mod)
nsteps = 0
sim.simulate(2.)
assert len(sim.t_sol) == sim.statistics["nsteps"]+1
assert nsteps == sim.statistics["nsteps"]
