1 files changed, 87 insertions, 0 deletions
diff --git a/src/net/cgo_unix_test.go b/src/net/cgo_unix_test.go
new file mode 100644
index 0000000..af9f9dc
--- /dev/null
+++ b/src/net/cgo_unix_test.go
@@ -0,0 +1,87 @@
+// 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 && unix
+
+package net
+
+import (
+	"context"
+	"testing"
+)
+
+func TestCgoLookupIP(t *testing.T) {
+	defer dnsWaitGroup.Wait()
+	ctx := context.Background()
+	_, err, ok := cgoLookupIP(ctx, "ip", "localhost")
+	if !ok {
+		t.Errorf("cgoLookupIP must not be a placeholder")
+	}
+	if err != nil {
+		t.Error(err)
+	}
+}
+
+func TestCgoLookupIPWithCancel(t *testing.T) {
+	defer dnsWaitGroup.Wait()
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+	_, err, ok := cgoLookupIP(ctx, "ip", "localhost")
+	if !ok {
+		t.Errorf("cgoLookupIP must not be a placeholder")
+	}
+	if err != nil {
+		t.Error(err)
+	}
+}
+
+func TestCgoLookupPort(t *testing.T) {
+	defer dnsWaitGroup.Wait()
+	ctx := context.Background()
+	_, err, ok := cgoLookupPort(ctx, "tcp", "smtp")
+	if !ok {
+		t.Errorf("cgoLookupPort must not be a placeholder")
+	}
+	if err != nil {
+		t.Error(err)
+	}
+}
+
+func TestCgoLookupPortWithCancel(t *testing.T) {
+	defer dnsWaitGroup.Wait()
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+	_, err, ok := cgoLookupPort(ctx, "tcp", "smtp")
+	if !ok {
+		t.Errorf("cgoLookupPort must not be a placeholder")
+	}
+	if err != nil {
+		t.Error(err)
+	}
+}
+
+func TestCgoLookupPTR(t *testing.T) {
+	defer dnsWaitGroup.Wait()
+	ctx := context.Background()
+	_, err, ok := cgoLookupPTR(ctx, "127.0.0.1")
+	if !ok {
+		t.Errorf("cgoLookupPTR must not be a placeholder")
+	}
+	if err != nil {
+		t.Error(err)
+	}
+}
+
+func TestCgoLookupPTRWithCancel(t *testing.T) {
+	defer dnsWaitGroup.Wait()
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+	_, err, ok := cgoLookupPTR(ctx, "127.0.0.1")
+	if !ok {
+		t.Errorf("cgoLookupPTR must not be a placeholder")
+	}
+	if err != nil {
+		t.Error(err)
+	}
+}