def test_get_emulsification_wind():
wind = constant_wind(3., 0)
water = Water()
w = Waves(wind, water)
print w.get_emulsification_wind(start_time)
assert w.get_emulsification_wind(start_time) == 3.0
def test_get_emulsification_wind_with_wave_height2():
wind = constant_wind(10., 0)
water = Water()
water.wave_height = 2.0
w = Waves(wind, water)
print w.get_value(start_time)
print w.get_emulsification_wind(start_time)
# input wave height should not have overwhelmed wind speed
assert w.get_emulsification_wind(start_time) == 10.0
def test_get_emulsification_wind_with_wave_height():
wind = constant_wind(3., 0)
water = Water()
water.wave_height = 2.0
w = Waves(wind, water)
print w.get_value(start_time)
print w.get_emulsification_wind(start_time)
# input wave height should hav overwhelmed
assert w.get_emulsification_wind(start_time) > 3.0
