}
	if len(c.C.XMLName.Space) != 0 {
		t.Errorf("overidding with empty namespace: after marshaling & unmarshaling, got %s, want empty\n", a.C.XMLName.Space)
	}
}

func TestIssue20396(t *testing.T) {

	var attrError = UnmarshalError("XML syntax error on line 1: expected attribute name in element")

	testCases := []struct {
		s       string
		wantErr error
	}{