def test_regression_679(self):
        assert_tol_equal(special.struve(-1.0, 20 - 1e-8), special.struve(-1.0, 20 + 1e-8))
        assert_tol_equal(special.struve(-2.0, 20 - 1e-8), special.struve(-2.0, 20 + 1e-8))
        assert_tol_equal(special.struve(-4.3, 20 - 1e-8), special.struve(-4.3, 20 + 1e-8))
Regression test for #679
dataset/ETHPy150Open scipy/scipy/scipy/special/tests/test_basic.py/TestStruve.test_regression_679