felhom-controller/controller/internal/web/r568_disk_order_test.go

package web

import (
	"context"
	"testing"

	"gitea.dooplex.hu/admin/felhom-controller/internal/agentapi"
)

// R-568: the agent answers /disks in an order that is not stable between calls; the card listed
// the same two disks in the opposite order a minute apart. Feed both orders and expect ONE order.
func TestDiskHealthRows_OrderIsStable(t *testing.T) {
	ok := &agentapi.SmartSummary{Health: agentapi.SmartPassed}
	a := physDisk("nvme0n1", ok)
	b := physDisk("sda", ok)
	labels := func(order ...agentapi.DiskInfo) []string {
		h := newDiskHarness(t) // fresh harness: the 60 s card cache must not answer for the second order
		h.set(order...)
		var out []string
		for _, r := range h.s.diskHealthRows(context.Background()) {
			out = append(out, r.Label)
		}
		return out
	}
	ab := labels(a, b)
	ba := labels(b, a)
	if len(ab) != 2 || len(ba) != 2 {
		t.Fatalf("want two rows each, got %v and %v", ab, ba)
	}
	if ab[0] != ba[0] || ab[1] != ba[1] {
		t.Errorf("R-568: the same two disks render in a different order depending on the agent's order: %v vs %v", ab, ba)
	}
}