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-rw-r--r--numpy/lib/tests/test_function_base.py18
1 files changed, 17 insertions, 1 deletions
diff --git a/numpy/lib/tests/test_function_base.py b/numpy/lib/tests/test_function_base.py
index 635fe1432..34a395ee4 100644
--- a/numpy/lib/tests/test_function_base.py
+++ b/numpy/lib/tests/test_function_base.py
@@ -1169,7 +1169,7 @@ class TestTrimZeros:
a = np.array([0, 0, 1, 0, 2, 3, 4, 0])
b = a.astype(float)
c = a.astype(complex)
- d = np.array([None, [], 1, False, 'b', 3.0, range(4), b''], dtype=object)
+ d = a.astype(object)
def values(self):
attr_names = ('a', 'b', 'c', 'd')
@@ -1208,6 +1208,22 @@ class TestTrimZeros:
res = trim_zeros(arr)
assert_array_equal(arr, res)
+ @pytest.mark.parametrize(
+ 'arr',
+ [np.array([0, 2**62, 0]),
+ np.array([0, 2**63, 0]),
+ np.array([0, 2**64, 0])]
+ )
+ def test_overflow(self, arr):
+ slc = np.s_[1:2]
+ res = trim_zeros(arr)
+ assert_array_equal(res, arr[slc])
+
+ def test_no_trim(self):
+ arr = np.array([None, 1, None])
+ res = trim_zeros(arr)
+ assert_array_equal(arr, res)
+
class TestExtins: