func TestGHS3(t *testing.T) {
wg := sync.WaitGroup{}
// We'll only ever get halt messages from the core edge, so only
// two nodes halt
wg.Add(3)
n1 := graphalg.Node{
ID: graphalg.NodeID("n1"),
}
n2 := graphalg.Node{
ID: graphalg.NodeID("n2"),
}
n3 := graphalg.Node{
ID: graphalg.NodeID("n3"),
}
n1.Join(&n2, 1.0, graphalg.MakeChanPair)
n2.Join(&n3, 2.0, graphalg.MakeChanPair)
n3.Join(&n1, 3.0, graphalg.MakeChanPair)
ghs1 := State{Node: &n1}
ghs2 := State{Node: &n2}
ghs3 := State{Node: &n3}
go graphalg.Run(&ghs1, wg.Done)
go graphalg.Run(&ghs2, wg.Done)
go graphalg.Run(&ghs3, wg.Done)
ghs1.WakeUp()
wg.Wait()
}
func TestGHS1(t *testing.T) {
wg := sync.WaitGroup{}
wg.Add(2)
n1 := graphalg.Node{
ID: graphalg.NodeID("n1"),
}
n2 := graphalg.Node{
ID: graphalg.NodeID("n2"),
}
n1.Join(&n2, 1.0, graphalg.MakeChanPair)
ghs1 := State{Node: &n1}
ghs2 := State{Node: &n2}
go graphalg.Run(&ghs1, wg.Done)
go graphalg.Run(&ghs2, wg.Done)
ghs1.WakeUp()
wg.Wait()
}
func TestGHS6(t *testing.T) {
wg := sync.WaitGroup{}
// We'll only ever get halt messages from the core edge, so only
// two nodes halt
wg.Add(6)
n1 := graphalg.Node{
ID: graphalg.NodeID("n1"),
}
n2 := graphalg.Node{
ID: graphalg.NodeID("n2"),
}
n3 := graphalg.Node{
ID: graphalg.NodeID("n3"),
}
n4 := graphalg.Node{
ID: graphalg.NodeID("n4"),
}
n5 := graphalg.Node{
ID: graphalg.NodeID("n5"),
}
n6 := graphalg.Node{
ID: graphalg.NodeID("n6"),
}
n1.Join(&n2, 1.1, graphalg.MakeChanPair)
n2.Join(&n4, 3.1, graphalg.MakeChanPair)
n4.Join(&n6, 3.7, graphalg.MakeChanPair)
n6.Join(&n5, 2.1, graphalg.MakeChanPair)
n5.Join(&n3, 3.8, graphalg.MakeChanPair)
n5.Join(&n1, 2.6, graphalg.MakeChanPair)
n3.Join(&n1, 1.7, graphalg.MakeChanPair)
ghs1 := State{Node: &n1}
ghs2 := State{Node: &n2}
ghs3 := State{Node: &n3}
ghs4 := State{Node: &n4}
ghs5 := State{Node: &n5}
ghs6 := State{Node: &n6}
go graphalg.Run(&ghs1, wg.Done)
go graphalg.Run(&ghs2, wg.Done)
go graphalg.Run(&ghs3, wg.Done)
go graphalg.Run(&ghs4, wg.Done)
go graphalg.Run(&ghs5, wg.Done)
go graphalg.Run(&ghs6, wg.Done)
ghs1.WakeUp()
wg.Wait()
}
func setupGHS(mux *http.ServeMux) {
s := state{}
t := tracer.NewHTTPDisplay(mux, s.OnRun)
s.wg = &sync.WaitGroup{}
count := 25
s.wg.Add(count)
nodes := make([]*graphalg.Node, 0)
s.ghs = make([]*ghs.State, 0)
for i := 0; i < count; i++ {
n := &graphalg.Node{
ID: graphalg.NodeID(fmt.Sprintf("n%v", i+1)),
Tracer: t,
}
nodes = append(nodes, n)
s.ghs = append(s.ghs, &ghs.State{Node: n})
}
for i := 0; i < count; i++ {
for j := i + 1; j < count; j++ {
log.Println("join", i, j)
w := rand.NormFloat64()*1.0 + 4.0
nodes[i].Join(nodes[j], w, graphalg.MakeChanPair)
}
}
for _, g := range s.ghs {
go func(g *ghs.State) {
n := g.Node
n.NodeUpdate("from node")
for _, e := range n.Edges() {
e.EdgeUpdate()
}
graphalg.Run(g, s.wg.Done)
}(g)
}
log.Println("running")
}
