Matthias Radestock
dc9f8762ca
This is mostly a matter of moving some files, changing package names, changing some imports, and changing some type references. We duplicate the odd constant & global var, and the intmac/macint functions, since neither 'router' or 'mesh' nor, really,' common' are a natural home for them.
97 lines
2.3 KiB
Go
97 lines
2.3 KiB
Go
package mesh
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import (
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"io"
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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)
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type testConn struct {
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io.Writer
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io.Reader
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}
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func (testConn) SetDeadline(t time.Time) error {
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return nil
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}
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func (testConn) SetReadDeadline(t time.Time) error {
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return nil
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}
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func (testConn) SetWriteDeadline(t time.Time) error {
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return nil
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}
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func connPair() (ProtocolIntroConn, ProtocolIntroConn) {
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a := testConn{}
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b := testConn{}
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a.Reader, b.Writer = io.Pipe()
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b.Reader, a.Writer = io.Pipe()
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return &a, &b
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}
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func doIntro(t *testing.T, params ProtocolIntroParams) <-chan ProtocolIntroResults {
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ch := make(chan ProtocolIntroResults, 1)
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go func() {
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res, err := params.DoIntro()
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require.Nil(t, err)
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ch <- res
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}()
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return ch
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}
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func doProtocolIntro(t *testing.T, aver, bver byte, password []byte) byte {
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aconn, bconn := connPair()
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aresch := doIntro(t, ProtocolIntroParams{
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MinVersion: ProtocolMinVersion,
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MaxVersion: aver,
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Features: map[string]string{"Name": "A"},
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Conn: aconn,
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Outbound: true,
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Password: password,
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})
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bresch := doIntro(t, ProtocolIntroParams{
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MinVersion: ProtocolMinVersion,
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MaxVersion: bver,
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Features: map[string]string{"Name": "B"},
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Conn: bconn,
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Outbound: false,
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Password: password,
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})
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ares := <-aresch
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bres := <-bresch
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// Check that features were conveyed
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require.Equal(t, "B", ares.Features["Name"])
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require.Equal(t, "A", bres.Features["Name"])
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// Check that Senders and Receivers work
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go func() {
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require.Nil(t, ares.Sender.Send([]byte("Hello from A")))
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require.Nil(t, bres.Sender.Send([]byte("Hello from B")))
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}()
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data, err := bres.Receiver.Receive()
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require.Nil(t, err)
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require.Equal(t, "Hello from A", string(data))
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data, err = ares.Receiver.Receive()
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require.Nil(t, err)
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require.Equal(t, "Hello from B", string(data))
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require.Equal(t, ares.Version, bres.Version)
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return ares.Version
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}
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func TestProtocolIntro(t *testing.T) {
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require.Equal(t, 2, int(doProtocolIntro(t, 2, 2, nil)))
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require.Equal(t, 2, int(doProtocolIntro(t, 2, 2, []byte("sekr1t"))))
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require.Equal(t, 1, int(doProtocolIntro(t, 1, 2, nil)))
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require.Equal(t, 1, int(doProtocolIntro(t, 1, 2, []byte("pa55"))))
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require.Equal(t, 1, int(doProtocolIntro(t, 2, 1, nil)))
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require.Equal(t, 1, int(doProtocolIntro(t, 2, 1, []byte("w0rd"))))
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}
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