Method check_array

numpy/core/tests/test_multiarray.py:8983–8988

(self, dtype)

            assert_(sys.getsizeof(x) > 0)

        def check_array(self, dtype):
            elem_size = dtype(0).itemsize

            for length in [10, 50, 100, 500]:
                x = np.arange(length, dtype=dtype)
                assert_(sys.getsizeof(x) > length * elem_size)

        def test_array_int32(self):
            self.check_array(np.int32)