添加 github.com/pion/dtls 代码

dtls-2.0.9/errors_errno_test.go

@@ -0,0 +1,41 @@
+// +build aix darwin dragonfly freebsd linux nacl nacljs netbsd openbsd solaris windows
+
+// For systems having syscall.Errno.
+// The build target must be same as errors_errno.go.
+
+package dtls
+
+import (
+	"net"
+	"testing"
+)
+
+func TestErrorsTemporary(t *testing.T) {
+	addrListen, errListen := net.ResolveUDPAddr("udp", "localhost:0")
+	if errListen != nil {
+		t.Fatalf("Unexpected error: %v", errListen)
+	}
+	// Server is not listening.
+	conn, errDial := net.DialUDP("udp", nil, addrListen)
+	if errDial != nil {
+		t.Fatalf("Unexpected error: %v", errDial)
+	}
+
+	_, _ = conn.Write([]byte{0x00}) // trigger
+	_, err := conn.Read(make([]byte, 10))
+	_ = conn.Close()
+
+	if err == nil {
+		t.Skip("ECONNREFUSED is not set by system")
+	}
+	ne, ok := netError(err).(net.Error)
+	if !ok {
+		t.Fatalf("netError must return net.Error")
+	}
+	if ne.Timeout() {
+		t.Errorf("%v must not be timeout error", err)
+	}
+	if !ne.Temporary() {
+		t.Errorf("%v must be temporary error", err)
+	}
+}