forked from TrueCloudLab/restic
103 lines
2 KiB
Go
103 lines
2 KiB
Go
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package sftp
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import (
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"encoding"
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"fmt"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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type _testSender struct {
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sent chan encoding.BinaryMarshaler
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}
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func newTestSender() *_testSender {
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return &_testSender{make(chan encoding.BinaryMarshaler)}
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}
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func (s _testSender) sendPacket(p encoding.BinaryMarshaler) error {
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s.sent <- p
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return nil
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}
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type fakepacket uint32
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func (fakepacket) MarshalBinary() ([]byte, error) {
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return []byte{}, nil
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}
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func (fakepacket) UnmarshalBinary([]byte) error {
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return nil
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}
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func (f fakepacket) id() uint32 {
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return uint32(f)
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}
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type pair struct {
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in fakepacket
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out fakepacket
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}
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// basic test
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var ttable1 = []pair{
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pair{fakepacket(0), fakepacket(0)},
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pair{fakepacket(1), fakepacket(1)},
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pair{fakepacket(2), fakepacket(2)},
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pair{fakepacket(3), fakepacket(3)},
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}
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// outgoing packets out of order
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var ttable2 = []pair{
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pair{fakepacket(0), fakepacket(0)},
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pair{fakepacket(1), fakepacket(4)},
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pair{fakepacket(2), fakepacket(1)},
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pair{fakepacket(3), fakepacket(3)},
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pair{fakepacket(4), fakepacket(2)},
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}
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// incoming packets out of order
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var ttable3 = []pair{
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pair{fakepacket(2), fakepacket(0)},
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pair{fakepacket(1), fakepacket(1)},
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pair{fakepacket(3), fakepacket(2)},
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pair{fakepacket(0), fakepacket(3)},
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}
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var tables = [][]pair{ttable1, ttable2, ttable3}
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func TestPacketManager(t *testing.T) {
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sender := newTestSender()
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s := newPktMgr(sender)
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for i := range tables {
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table := tables[i]
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for _, p := range table {
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s.incomingPacket(p.in)
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}
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for _, p := range table {
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s.readyPacket(p.out)
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}
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for i := 0; i < len(table); i++ {
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pkt := <-sender.sent
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id := pkt.(fakepacket).id()
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assert.Equal(t, id, uint32(i))
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}
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}
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s.close()
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}
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func (p sshFxpRemovePacket) String() string {
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return fmt.Sprintf("RmPct:%d", p.ID)
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}
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func (p sshFxpOpenPacket) String() string {
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return fmt.Sprintf("OpPct:%d", p.ID)
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}
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func (p sshFxpWritePacket) String() string {
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return fmt.Sprintf("WrPct:%d", p.ID)
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}
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func (p sshFxpClosePacket) String() string {
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return fmt.Sprintf("ClPct:%d", p.ID)
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}
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