def test_weather_elements(self):
'''
use ObjMakeTests from test_cleanup to setup test
Langmuir weather_elements must be called after weather elements
for other objects
'''
langmuir = Langmuir(self.water, constant_wind(5., 0.))
self.prepare_test_objs(langmuir.array_types)
langmuir.prepare_for_model_run(self.sc)
# create WeatheringData object, initialize instantaneously released
# elements
model_time = self.sc.spills[0].release_time
time_step = 900.
self.release_elements(time_step, model_time)
self.step(langmuir, time_step, model_time)
assert langmuir.active
assert np.all(self.sc['area'] < self.sc['fay_area'])
assert np.all(self.sc['frac_coverage'] < 1.0)
def test_update_from_dict(self):
'''
just a simple test to ensure schema/serialize/deserialize is correclty
setup
'''
j = self.l.serialize()
j['wind']['timeseries'][0] = \
(j['wind']['timeseries'][0][0],
(j['wind']['timeseries'][0][1][0] + 1, 0))
updated = self.l.update_from_dict(Langmuir.deserialize(j))
assert updated
assert self.l.serialize() == j
def test_update_from_dict(self):
'''
just a simple test to ensure schema/serialize/deserialize is correclty
setup
'''
j = self.l.serialize()
j['wind']['timeseries'][0] = \
(j['wind']['timeseries'][0][0],
(j['wind']['timeseries'][0][1][0] + 1, 0))
updated = self.l.update_from_dict(Langmuir.deserialize(j))
assert updated
assert self.l.serialize() == j
def test_weather_elements(self):
'''
use ObjMakeTests from test_cleanup to setup test
Langmuir weather_elements must be called after weather elements
for other objects
'''
l = Langmuir(self.water, constant_wind(5., 0.))
self.prepare_test_objs(l.array_types)
l.prepare_for_model_run(self.sc)
# create WeatheringData object, initialize instantaneously released
# elements
model_time = self.sc.spills[0].release_time
time_step = 900.
self.release_elements(time_step, model_time)
self.step(l, time_step, model_time)
assert l.active
assert np.all(self.sc['area'] < self.sc['fay_area'])
assert np.all(self.sc['frac_coverage'] < 1.0)
def test_init(self):
l = Langmuir(self.water, self.wind)
assert l.wind is self.wind
class TestLangmuir(ObjForTests):
thick = 1e-4
wind = constant_wind(5, 0)
model_time = datetime(2015, 1, 1, 12, 0)
water = Water()
l = Langmuir(water, wind)
(vmin, vmax) = l._wind_speed_bound(rel_buoy, thick)
(sc, weatherers) = ObjForTests.mk_test_objs(water)
def test_init(self):
l = Langmuir(self.water, self.wind)
assert l.wind is self.wind
@pytest.mark.parametrize(("l", "speed", "exp_bound"),
[(l, vmin - 0.01 * vmin, 1.0),
(l, vmax + 0.01 * vmax, 0.1)])
def test_speed_bounds(self, l, speed, exp_bound):
'''
Check that the input speed for Langmuir object returns frac_coverage
within bounds:
0.1 <= frac_cov <= 1.0
'''
self.l.wind.timeseries = (self.l.wind.timeseries['time'][0], (speed,
0.0))
# rel_buoy is always expected to be a numpy array
frac_cov = l._get_frac_coverage(self.model_time,
np.asarray([rel_buoy]), self.thick)
assert frac_cov == exp_bound
def test_update_from_dict(self):
'''
just a simple test to ensure schema/serialize/deserialize is correclty
setup
'''
j = self.l.serialize()
j['wind']['timeseries'][0] = \
(j['wind']['timeseries'][0][0],
(j['wind']['timeseries'][0][1][0] + 1, 0))
updated = self.l.update_from_dict(Langmuir.deserialize(j))
assert updated
assert self.l.serialize() == j
def test_weather_elements(self):
'''
use ObjMakeTests from test_cleanup to setup test
Langmuir weather_elements must be called after weather elements
for other objects
'''
l = Langmuir(self.water, constant_wind(5., 0.))
self.prepare_test_objs(l.array_types)
l.prepare_for_model_run(self.sc)
# create WeatheringData object, initialize instantaneously released
# elements
model_time = self.sc.spills[0].get('release_time')
time_step = 900.
self.release_elements(time_step, model_time)
self.step(l, time_step, model_time)
assert l.active
assert np.all(self.sc['area'] < self.sc['fay_area'])
assert np.all(self.sc['frac_coverage'] < 1.0)
