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authorIryna Shcherbina <ishcherb@redhat.com>2017-09-01 15:21:08 +0200
committerIryna Shcherbina <ishcherb@redhat.com>2017-09-01 18:53:15 +0200
commitb6bbd74bc1158a59eaa0c2e20fe2f66c52f07fb6 (patch)
treeded5815ec56484d42d34e365386825a784a79b0d /numpy/lib/tests
parentc25f3827cf2226db257b3195d5c8b0b2e91ce5a4 (diff)
downloadnumpy-b6bbd74bc1158a59eaa0c2e20fe2f66c52f07fb6.tar.gz
BUG: fix padding an empty array in reflect mode.
Check that axes with non-zero padding are non-empty.
Diffstat (limited to 'numpy/lib/tests')
-rw-r--r--numpy/lib/tests/test_arraypad.py7
1 files changed, 7 insertions, 0 deletions
diff --git a/numpy/lib/tests/test_arraypad.py b/numpy/lib/tests/test_arraypad.py
index a44722b56..fce4c451d 100644
--- a/numpy/lib/tests/test_arraypad.py
+++ b/numpy/lib/tests/test_arraypad.py
@@ -639,6 +639,11 @@ class TestReflect(object):
b = np.array([1, 2, 3, 2, 1, 2, 3, 2, 1, 2, 3])
assert_array_equal(a, b)
+ def test_check_padding_an_empty_array(self):
+ a = pad(np.zeros((0, 3)), ((0,), (1,)), mode='reflect')
+ b = np.zeros((0, 5))
+ assert_array_equal(a, b)
+
class TestSymmetric(object):
def test_check_simple(self):
@@ -1016,6 +1021,8 @@ class TestValueError1(object):
def test_check_empty_array(self):
assert_raises(ValueError, pad, [], 4, mode='reflect')
assert_raises(ValueError, pad, np.ndarray(0), 4, mode='reflect')
+ assert_raises(ValueError, pad, np.zeros((0, 3)), ((1,), (0,)),
+ mode='reflect')
class TestValueError2(object):