Function TestNodeUpdater_setNetInfo_different

tailnet/node_internal_test.go:20–71

(t *testing.T)

)

func TestNodeUpdater_setNetInfo_different(t *testing.T) {
	t.Parallel()
	ctx := testutil.Context(t, testutil.WaitShort)
	logger := testutil.Logger(t)
	id := tailcfg.NodeID(1)
	nodeKey := key.NewNode().Public()
	discoKey := key.NewDisco().Public()
	nodeCh := make(chan *Node)
	goCh := make(chan struct{})
	uut := newNodeUpdater(
		logger,
		func(n *Node) {
			nodeCh <- n
			<-goCh
		},
		id, nodeKey, discoKey,
	)
	defer uut.close()

	dl := map[string]float64{"1": 0.025}
	uut.setNetInfo(&tailcfg.NetInfo{
		PreferredDERP: 1,
		DERPLatency:   dl,
	})

	node := testutil.TryReceive(ctx, t, nodeCh)
	require.Equal(t, nodeKey, node.Key)
	require.Equal(t, discoKey, node.DiscoKey)
	require.Equal(t, 1, node.PreferredDERP)
	require.True(t, maps.Equal(dl, node.DERPLatency))

	// Send in second update to test getting updates in the middle of the
	// callback
	uut.setNetInfo(&tailcfg.NetInfo{
		PreferredDERP: 2,
		DERPLatency:   dl,
	})
	close(goCh) // allows callback to complete

	node = testutil.TryReceive(ctx, t, nodeCh)
	require.Equal(t, nodeKey, node.Key)
	require.Equal(t, discoKey, node.DiscoKey)
	require.Equal(t, 2, node.PreferredDERP)
	require.True(t, maps.Equal(dl, node.DERPLatency))

	done := make(chan struct{})
	go func() {
		defer close(done)
		uut.close()
	}()
	_ = testutil.TryReceive(ctx, t, done)
}

func TestNodeUpdater_setNetInfo_same(t *testing.T) {
	t.Parallel()