Files
mesh-sdk/go/buildstep/seat_tools_test.go
T

53 lines
2.0 KiB
Go

package buildstep
import (
"context"
"testing"
"time"
"git.novox.be/novox/mesh-sdk/go/delivery"
)
// 1887/A9a, ADR 0525 §10: a build seat's verbs are <seat>.current, .pause and .resume; current names the ask running,
// pause stops the puller taking asks, resume lets it take them again.
func TestSeatToolsCurrentPauseResume(t *testing.T) {
src, st := NewFakeAsks(), newSteps()
release := make(chan struct{})
p := &Puller{Source: src, Language: delivery.AskGo, Node: "shanks", Put: st.put, Capacity: func() int { return 1 },
PullWait: 10 * time.Millisecond, Run: func(ctx context.Context, a delivery.StepAsk) (any, error) { <-release; return nil, nil }}
tools := map[string]func(map[string]any) (any, error){}
for _, tool := range SeatTools("node-build-go", "Go", p) {
tools[tool.Name] = tool.Run
}
for _, name := range []string{"node-build-go.current", "node-build-go.pause", "node-build-go.resume"} {
if tools[name] == nil {
t.Fatalf("no %s", name)
}
}
a := testAsk(delivery.AskDelivery)
_ = src.PublishAsk(a)
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
go p.Pull(ctx)
waitFor(t, "the ask running", func() bool { return p.InHand() == 1 })
out, _ := tools["node-build-go.current"](nil)
cur := out.(map[string]any)
running := cur["running"].([]RunningAsk)
if len(running) != 1 || running[0].ID != a.ID || running[0].Module != "m" || cur["capacity"] != 1 || cur["paused"] != false {
t.Fatalf("current = %+v", cur)
}
if out, err := tools["node-build-go.pause"](nil); err != nil || out.(map[string]any)["paused"] != true {
t.Fatalf("pause = %v, %v", out, err)
}
close(release)
_ = src.PublishAsk(testAsk(delivery.AskDelivery))
time.Sleep(50 * time.Millisecond)
if src.Waiting(delivery.AskDelivery) != 1 {
t.Fatal("a paused node took an ask")
}
if _, err := tools["node-build-go.resume"](nil); err != nil {
t.Fatal(err)
}
waitFor(t, "the ask taken after the resume", func() bool { return src.Waiting(delivery.AskDelivery) == 0 })
}