package test import ( "testing" ) func TestCorefile1(t *testing.T) { defer func() { if r := recover(); r != nil { t.Fatalf("Expected no panic, but got %v", r) } }() // this used to crash corefile := `\\\\ΘΆ. acl ` i, _, _, _ := CoreDNSServerAndPorts(corefile) defer i.Stop() }