def test_from_file(tmpdir, clock_yaml):
with tmpdir.as_cwd():
with open("params.yaml", "w") as fp:
fp.write(clock_yaml)
clock = Clock.from_file("./params.yaml")
assert clock.start == 1.0
assert clock.stop == 11.0
assert clock.step == 2.0
def test_stochastic_duration_rainfall_means():
"""Test option with stochastic duration.
Test is simply to get the correct total cumulative rain depth.
"""
U = 0.0001
K = 0.0001
m = 1.0
n = 1.0
grid = RasterModelGrid((3, 6), xy_spacing=100.0)
grid.set_closed_boundaries_at_grid_edges(True, False, True, False)
grid.add_zeros("node", "topographic__elevation")
ncnblh = NotCoreNodeBaselevelHandler(grid,
modify_core_nodes=True,
lowering_rate=-U)
clock = Clock(step=200, stop=400)
# construct dictionary. note that D is turned off here
params = {
"grid": grid,
"clock": clock,
"regolith_transport_parameter": 0.0,
"water_erodibility": K,
"m_sp": m,
"n_sp": n,
"opt_stochastic_duration": True,
"record_rain": True,
"mean_storm_duration": 1.0,
"mean_interstorm_duration": 1.0,
"infiltration_capacity": 1.0,
"random_seed": 3141,
"mean_storm_depth": 1.0,
"output_interval": 401,
"depression_finder": "DepressionFinderAndRouter",
"boundary_handlers": {
"NotCoreNodeBaselevelHandler": ncnblh
},
}
# construct and run model
model = BasicSt(**params)
model.run()
cum_rain_depth = np.sum(
np.array(model.rain_record["event_duration"]) *
np.array(model.rain_record["rainfall_rate"]))
assert_equal(np.round(cum_rain_depth), 200.0)
os.remove("storm_sequence.txt")
fs = glob.glob(model._out_file_name + "*.nc")
for f in fs:
os.remove(f)
def clock_09():
clock_09 = Clock(step=2.0, stop=200.0)
return clock_09
def clock_08():
clock_08 = Clock(step=1.0, stop=20.0)
return clock_08
def clock_07():
clock_07 = Clock.from_dict({"step": 10.0, "stop": 10000.0})
return clock_07
def clock_06():
clock_06 = Clock.from_dict({"step": 1.0, "stop": 3.0})
return clock_06
def clock_05():
clock_05 = Clock.from_dict({"step": 10.0, "stop": 200.0})
return clock_05
def clock_simple():
clock_simple = Clock(step=1000.0, stop=5.1e6)
return clock_simple
def test_start_larger():
with pytest.raises(ValueError):
Clock(stop=-1, step=1)
def test_bad_values(bad):
params = {"start": 0, "stop": 10, "step": 2}
params[bad] = "spam"
with pytest.raises(ValueError):
Clock.from_dict(params)