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/*
Copyright (c) 2017 VMware, Inc. All Rights Reserved.
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 hgfs
import (
"bytes"
"encoding/base64"
"io"
"testing"
)
func TestProtocolEncoding(t *testing.T) {
ps := packetSize
defer func() {
packetSize = ps
}()
// a few structs have padding of some sort, leave PacketSize as-is for now with these tests
packetSize = func(r *Packet) uint32 {
return r.PacketSize
}
decode := func(s string) []byte {
b, _ := base64.StdEncoding.DecodeString(s)
return b
}
// base64 encoded packets below were captured from vmtoolsd during:
// govc guest.download /etc/hosts -
// govc guest.upload /etc/hosts /tmp/hosts
tests := []struct {
pkt string
dec interface{}
}{
{
"AQAAAP8AAABMAAAANAAAAAAAAIApAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA+AAAAAAAAAAAAAAAAAAAAAAAAA==",
new(RequestCreateSessionV4),
},
{
"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",
new(ReplyCreateSessionV4),
},
{
"AQAAAP8AAABbAAAANAAAAAAAAIAPAAAAAAAAAAEAAAAAAAAAX81yPBnUNgAAAAAAAAAAAAAAAIAPAAAAAAAAAAAAAAAAAACADgAAAHJvb3QAZXRjAGhvc3RzAA==",
new(RequestGetattrV2),
},
{
"AQAAAP8AAACpAAAANAAAAAAAAIAPAAAAAAAAAAIAAAAAAAAAX81yPBnUNgAAAAAAAAAAAAAAAAAAAAAA//sCAAAAAAAAAAAAxgAAAAAAAABkP/0QmUzSAaAHo3qfz9IBZD/9EJlM0gFkP/0QmUzSAQAGBAQAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAABY9xMAAAAAAAD8AAAEAAAAAAAAAAAAAAAAAAAAAA==",
new(ReplyGetattrV2),
},
{
"AQAAAP8AAABYAAAANAAAAAAAAIAAAAAAAAAAAAEAAAAAAAAAX81yPBnUNgAAAAAAAAAAAAAAAIAAAAAAAAAAAAAAAAAGDgAAAHJvb3QAZXRjAGhvc3Rzcw==",
new(RequestOpen),
},
{
"AQAAAP8AAABAAAAANAAAAAAAAIAAAAAAAAAAAAIAAAAAAAAAX81yPBnUNgAAAAAAAAAAAAAAAAAAAAAAAAAAAA==",
new(ReplyOpen),
},
{
"AQAAAP8AAABMAAAANAAAAAAAAIAZAAAAAAAAAAEAAAAAAAAAX81yPBnUNgAAAAAAAAAAAAAAAAAAAAAAAAAAAADwAAAAAAAAAAAAAA==",
new(RequestReadV3),
},
{
"AQAAAP8AAAAHAQAANAAAAAAAAIAZAAAAAAAAAAIAAAAAAAAAX81yPBnUNgAAAAAAAAAAAMYAAAAAAAAAAAAAADEyNy4wLjAuMQlsb2NhbGhvc3QKMTI3LjAuMS4xCXZhZ3JhbnQudm0JdmFncmFudAoKIyBUaGUgZm9sbG93aW5nIGxpbmVzIGFyZSBkZXNpcmFibGUgZm9yIElQdjYgY2FwYWJsZSBob3N0cwo6OjEgICAgIGxvY2FsaG9zdCBpcDYtbG9jYWxob3N0IGlwNi1sb29wYmFjawpmZjAyOjoxIGlwNi1hbGxub2RlcwpmZjAyOjoyIGlwNi1hbGxyb3V0ZXJzCgA=",
new(ReplyReadV3),
},
{
"AQAAAP8AAABAAAAANAAAAAAAAIADAAAAAAAAAAEAAAAAAAAAX81yPBnUNgAAAAAAAAAAAAAAAIADAAAAAAAAAA==",
new(RequestClose),
},
{
"AQAAAP8AAAA8AAAANAAAAAAAAIADAAAAAAAAAAIAAAAAAAAAX81yPBnUNgAAAAAAAAAAAAAAAAAAAAAA",
new(ReplyClose),
},
{
"AQAAAP8AAAA8AAAANAAAAAAAAIAqAAAAAAAAAAEAAAAAAAAAX81yPBnUNgAAAAAAAAAAAAAAAAAAAAAA",
new(RequestDestroySessionV4),
},
{
"AQAAAP8AAAA8AAAANAAAAAAAAIAqAAAAAAAAAAIAAAAAAAAAX81yPBnUNgAAAAAAAAAAAAAAAAAAAAAA",
new(ReplyDestroySessionV4),
},
{
"AQAAAP8AAACZAAAANAAAAAAAAIAYAAAAAAAAAAEAAAAAAAAAyXxnMKrzOwAAAAAAAAAAAAsIAAAAAAAAAQAAAAQAAAAABgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAUAAAAAAAAAAAAAAAAAAAAcm9vdAB0bXAAcmVzb2x2LmNvbmYA",
new(RequestOpenV3),
},
{
"AQAAAP8AAABEAAAANAAAAAAAAIAYAAAAAAAAAAIAAAAAAAAAyXxnMKrzOwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=",
new(ReplyOpenV3),
},
{
"AQAAAP8AAADJAAAANAAAAAAAAIAQAAAAAAAAAAEAAAAAAAAAyXxnMKrzOwAAAAAAAAAAAAAAAIAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAUAAAAcm9vdAB0bXAAcmVzb2x2LmNvbmYA",
new(RequestSetattrV2),
},
{
"AQAAAP8AAAA8AAAANAAAAAAAAIAQAAAAAAAAAAIAAAAAAAAAyXxnMKrzOwAAAAAAAAAAAAAAAAAAAAAA",
new(ReplySetattrV2),
},
{
"AQAAAP8AAACTAAAANAAAAAAAAIAaAAAAAAAAAAEAAAAAAAAAyXxnMKrzOwAAAAAAAAAAAAAAAAABAAAAAAAAAABGAAAAAAAAAAAAAABuYW1lc2VydmVyIDEwLjExOC42NS4xCm5hbWVzZXJ2ZXIgMTAuMTE4LjY1LjIKc2VhcmNoIGVuZy52bXdhcmUuY29tIAoK",
new(RequestWriteV3),
},
{
"AQAAAP8AAABAAAAANAAAAAAAAIAaAAAAAAAAAAIAAAAAAAAAyXxnMKrzOwAAAAAAAAAAAEYAAAAAAAAAAAAAAA==",
new(ReplyWriteV3),
},
}
for i, test := range tests {
dec := decode(test.pkt)
pkt := new(Packet)
err := pkt.UnmarshalBinary(dec)
if err != nil {
t.Fatal(err)
}
err = UnmarshalBinary(pkt.Payload, test.dec)
if err != nil {
t.Fatal(err)
}
pkt.Payload, err = MarshalBinary(test.dec)
if err != nil {
t.Fatal(err)
}
enc, err := pkt.MarshalBinary()
if err != nil {
t.Fatal(err)
}
if !bytes.HasPrefix(dec, enc) {
t.Errorf("%d: %T != %s\n", i, test.dec, test.pkt)
}
}
}
func TestFileName(t *testing.T) {
tests := []struct {
raw string
name string
}{
{
"root\x00etc\x00hosts",
"/etc/hosts",
},
}
for i, test := range tests {
fn := FileName{
Name: test.raw,
Length: uint32(len(test.raw)),
}
if fn.Path() != test.name {
t.Errorf("%d: %q != %q", i, fn.Path(), test.name)
}
var fs FileName
fs.FromString(test.name)
if fs != fn {
t.Errorf("%d: %v != %v", i, fn, fs)
}
}
}
func TestProtocolMarshal(t *testing.T) {
var buf []byte
var x uint64
err := UnmarshalBinary(buf, x)
if err == nil {
t.Fatal("expected error")
}
status := err.(*Status)
if status.Error() != io.EOF.Error() {
t.Errorf("err=%s", status.Err)
}
status.Err = nil
if status.Error() == "" {
t.Error("status")
}
}
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