Method test_encode

numpy/_core/tests/test_defchararray.py:815–818

(self)

class TestMethodsEmptyArray:
    def test_encode(self):
        res = np.char.encode(np.array([], dtype='U'))
        assert_array_equal(res, [])
        assert_(res.dtype.char == 'S')

    def test_decode(self):
        res = np.char.decode(np.array([], dtype='S'))