1 files changed, 28 insertions, 0 deletions
diff --git a/src/net/netgo_unix_test.go b/src/net/netgo_unix_test.go
new file mode 100644
index 0000000..5ddebab
--- /dev/null
+++ b/src/net/netgo_unix_test.go
@@ -0,0 +1,28 @@
+// Copyright 2013 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build (!cgo || netgo) && (dragonfly || freebsd || linux || netbsd || openbsd || solaris)
+
+package net
+
+import (
+	"context"
+	"testing"
+)
+
+func TestGoLookupIP(t *testing.T) {
+	defer dnsWaitGroup.Wait()
+	host := "localhost"
+	ctx := context.Background()
+	_, err, ok := cgoLookupIP(ctx, "ip", host)
+	if ok {
+		t.Errorf("cgoLookupIP must be a placeholder")
+	}
+	if err != nil {
+		t.Error(err)
+	}
+	if _, err := DefaultResolver.goLookupIP(ctx, "ip", host); err != nil {
+		t.Error(err)
+	}
+}