package host

import (
	"testing"

	"github.com/carlosframework/platform/internal/hostbox"
	"github.com/carlosframework/platform/internal/hostguard"
	"github.com/carlosframework/platform/internal/instancectl"
)

func TestPlan14RetiredExecutionClosure(t *testing.T) {
	for _, mode := range []string{"retired", "live", "foreign host", "foreign stamp", "barrier", "open writers", "unsettled unit", "foreign unit", "unfinished role", "bad completion"} {
		t.Run(mode, func(t *testing.T) {
			target := hostguard.FenceTarget{Host: "shop.example", Incarnation: "inc", Stamp: 3, Session: 4, Box: "box", Enrollment: "en", BootID: "boot", ControllerID: "controller"}
			view := hostguard.FenceView{Host: target.Host, Retired: []hostguard.Captured{{Incarnation: target.Incarnation, Stamp: target.Stamp}}}
			launch := hostbox.LaunchInventory{Target: target, WritersClosed: true, Reservations: []hostbox.LaunchReservation{{Target: target, State: hostbox.UnitSettled, Group: hostbox.LaunchGroup{RelativePath: instancectl.ClaimUnitControlGroup(target.Host)}}}}
			switch mode {
			case "live":
				view.Retired = nil
			case "foreign host":
				view.Host = "other.example"
			case "foreign stamp":
				view.Retired[0].Stamp++
			case "barrier":
				view.Barrier = &target
			case "open writers":
				launch.WritersClosed = false
			case "unsettled unit":
				launch.Reservations[0].State = hostbox.UnitStarted
			case "foreign unit":
				launch.Reservations[0].Target.Session++
			case "unfinished role":
				launch.Reservations[0].State = "started"
			case "bad completion":
				launch.Completed.Count = 1
			}
			done, err := retiredExecutionLaunch(view, launch)
			if mode == "retired" {
				if !done || err != nil {
					t.Fatalf("retired closure: %v %v", done, err)
				}
			} else if mode == "live" || mode == "foreign stamp" {
				if done || err != nil {
					t.Fatalf("live closure bypassed: %v %v", done, err)
				}
			} else if err == nil {
				t.Fatal("unproven closure accepted")
			}
		})
	}
}