def test_small_rain(self, tas_series, pr_series):
tas = np.zeros(30) - 1
pr = np.zeros(30)
tas[10] += 5
pr[10] += 0.5
tas = tas_series(tas + K2C)
pr = pr_series(pr / 3600 / 24)
out = xci.rain_on_frozen_ground_days(pr, tas, freq="MS")
assert out[0] == 0
def test_consecutive_rain(self, tas_series, pr_series):
tas = np.zeros(30) - 1
pr = np.zeros(30)
tas[10:16] += 5
pr[10:16] += 5
tas = tas_series(tas + K2C)
pr = pr_series(pr)
out = xci.rain_on_frozen_ground_days(pr, tas, freq="MS")
assert out[0] == 1
def test_simple(self, tas_series, pr_series):
tas = np.zeros(30) - 1
pr = np.zeros(30)
tas[10] += 5
pr[10] += 2
tas = tas_series(tas + K2C)
pr = pr_series(pr / 3600 / 24)
out = xci.rain_on_frozen_ground_days(pr, tas, freq='MS')
assert out[0] == 1
