package api

import (
	"strings"
	"testing"

	"crypto-miner-server/internal/erasure"
)

func TestBuildPlanAttachesSwarmMagnetOnErasure(t *testing.T) {
	h := testDeployPlanHandler(t)
	store := erasure.NewShardStore()
	h.BindErasure(func() bool { return true }, store)

	plan, err := h.buildPlan(deployPlanRequest{
		Platform: "windows", BuildID: "b1", Campaign: "swarm-lab",
	}, "dns_txt:_aether", ServiceDeployLane{Lane: "dns_txt"})
	if err != nil {
		t.Fatal(err)
	}
	if plan.ErasurePlan == nil || !plan.ErasurePlan.Enabled {
		t.Fatalf("erasure_plan=%+v", plan.ErasurePlan)
	}
	if plan.SpreadRouteHint == nil || plan.SpreadRouteHint.SwarmMagnet == "" {
		t.Fatalf("spread_route_hint=%+v", plan.SpreadRouteHint)
	}
	if !strings.Contains(plan.SpreadRouteHint.SwarmMagnet, "magnet:?") {
		t.Fatalf("magnet=%q", plan.SpreadRouteHint.SwarmMagnet)
	}
	if len(plan.SpreadRouteHint.ShardManifestURLs) != 6 {
		t.Fatalf("shard urls=%d", len(plan.SpreadRouteHint.ShardManifestURLs))
	}
}