frp/models/msg/process_test.go

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// Copyright 2016 fatedier, fatedier@gmail.com
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package msg
import (
"bytes"
"encoding/binary"
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"encoding/json"
"fmt"
"net"
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"reflect"
"testing"
"github.com/stretchr/testify/assert"
)
func TestProcess(t *testing.T) {
assert := assert.New(t)
var (
msg Message
resMsg Message
err error
)
// empty struct
msg = &Ping{}
buffer := bytes.NewBuffer(nil)
err = WriteMsg(buffer, msg)
assert.NoError(err)
resMsg, err = ReadMsg(buffer)
assert.NoError(err)
assert.Equal(reflect.TypeOf(resMsg).Elem(), TypeMap[TypePing])
// normal message
msg = &StartWorkConn{
ProxyName: "test",
}
buffer = bytes.NewBuffer(nil)
err = WriteMsg(buffer, msg)
assert.NoError(err)
resMsg, err = ReadMsg(buffer)
assert.NoError(err)
assert.Equal(reflect.TypeOf(resMsg).Elem(), TypeMap[TypeStartWorkConn])
startWorkConnMsg, ok := resMsg.(*StartWorkConn)
assert.True(ok)
assert.Equal("test", startWorkConnMsg.ProxyName)
// ReadMsgInto correct
msg = &Pong{}
buffer = bytes.NewBuffer(nil)
err = WriteMsg(buffer, msg)
assert.NoError(err)
err = ReadMsgInto(buffer, msg)
assert.NoError(err)
// ReadMsgInto error type
content := []byte(`{"run_id": 123}`)
buffer = bytes.NewBuffer(nil)
buffer.WriteByte(TypeNewWorkConn)
binary.Write(buffer, binary.BigEndian, int64(len(content)))
buffer.Write(content)
resMsg = &NewWorkConn{}
err = ReadMsgInto(buffer, resMsg)
assert.Error(err)
// message format error
buffer = bytes.NewBuffer([]byte("1234"))
resMsg = &NewProxyResp{}
err = ReadMsgInto(buffer, resMsg)
assert.Error(err)
// MaxLength, real message length is 2
MaxMsgLength = 1
msg = &Ping{}
buffer = bytes.NewBuffer(nil)
err = WriteMsg(buffer, msg)
assert.NoError(err)
_, err = ReadMsg(buffer)
assert.Error(err)
return
}