understand OTA bit

proxy/shadowsocks/protocol_test.go

@@ -0,0 +1,37 @@
+package shadowsocks_test
+
+import (
+	"testing"
+
+	"github.com/v2ray/v2ray-core/common/alloc"
+	v2net "github.com/v2ray/v2ray-core/common/net"
+	netassert "github.com/v2ray/v2ray-core/common/net/testing/assert"
+	. "github.com/v2ray/v2ray-core/proxy/shadowsocks"
+	v2testing "github.com/v2ray/v2ray-core/testing"
+	"github.com/v2ray/v2ray-core/testing/assert"
+)
+
+func TestNormalRequestParsing(t *testing.T) {
+	v2testing.Current(t)
+
+	buffer := alloc.NewSmallBuffer().Clear()
+	buffer.AppendBytes(1, 127, 0, 0, 1, 0, 80)
+
+	request, err := ReadRequest(buffer)
+	assert.Error(err).IsNil()
+	netassert.Address(request.Address).Equals(v2net.IPAddress([]byte{127, 0, 0, 1}))
+	netassert.Port(request.Port).Equals(v2net.Port(80))
+	assert.Bool(request.OTA).IsFalse()
+}
+
+func TestOTARequest(t *testing.T) {
+	v2testing.Current(t)
+
+	buffer := alloc.NewSmallBuffer().Clear()
+	buffer.AppendBytes(0x13, 13, 119, 119, 119, 46, 118, 50, 114, 97, 121, 46, 99, 111, 109, 0, 0)
+
+	request, err := ReadRequest(buffer)
+	assert.Error(err).IsNil()
+	netassert.Address(request.Address).Equals(v2net.DomainAddress("www.v2ray.com"))
+	assert.Bool(request.OTA).IsTrue()
+}