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-rw-r--r--tests/test_pyhegp.py18
1 files changed, 17 insertions, 1 deletions
diff --git a/tests/test_pyhegp.py b/tests/test_pyhegp.py
index 61358e5..2d3e0b8 100644
--- a/tests/test_pyhegp.py
+++ b/tests/test_pyhegp.py
@@ -21,7 +21,23 @@ from hypothesis.extra.numpy import arrays, array_shapes
import numpy as np
from pytest import approx
-from pyhegp.pyhegp import hegp_encrypt, hegp_decrypt, random_key
+from pyhegp.pyhegp import Stats, hegp_encrypt, hegp_decrypt, random_key, pool_stats
+
+@given(st.lists(st.lists(arrays("float64",
+ st.shared(array_shapes(min_dims=1, max_dims=1),
+ key="pool-vector-length"),
+ elements=st.floats(min_value=-100, max_value=100)),
+ min_size=2),
+ min_size=1))
+def test_pool_stats(pools):
+ combined_pool = sum(pools, [])
+ pooled_stats = pool_stats([Stats(len(pool),
+ np.mean(pool, axis=0),
+ np.std(pool, axis=0, ddof=1))
+ for pool in pools])
+ assert (pooled_stats.n == len(combined_pool)
+ and pooled_stats.mean == approx(np.mean(combined_pool, axis=0))
+ and pooled_stats.std == approx(np.std(combined_pool, axis=0, ddof=1)))
@given(st.one_of(
arrays("int32",