package inventory

import (
	"testing"
)

// The node-engine's words for a machine's facts (novox/hq issue 160), as mesh-host's profile.Machine puts
// them on the wire. A rename on either side fails here rather than as a blank on a real machine.
func TestAMachinesAccountIsReadInTheNodeEnginesWords(t *testing.T) {
	raw := []byte(`{"architecture":"amd64","kernel":"linux","capabilities":[],
		"machine":{"observed_at":"2026-10-12T15:00:00Z","kernel_release":"7.2.8-arch1-2",
		"distribution":"Arch Linux","version":"rolling","processor":"AMD Ryzen 9","cores":8,"threads":16,
		"memory_bytes":32891494400,"virtual":"physical","booted_at":"2026-10-09T08:50:34Z",
		"timezone":"Europe/Brussels",
		"filesystems":[{"mount":"/","device":"/dev/nvme0n1p3","type":"ext4","size_bytes":100,"free_bytes":40}],
		"unknown":{"public address":"not decided"}}}`)
	a, had, err := machineFrom(raw)
	if err != nil || !had {
		t.Fatalf("had %v, err %v", had, err)
	}
	m := a.Machine
	if a.Architecture != "amd64" || a.Kernel != "linux" || m == nil {
		t.Fatalf("%+v", a)
	}
	if m.KernelRelease != "7.2.8-arch1-2" || m.Distribution != "Arch Linux" || m.Version != "rolling" ||
		m.Processor != "AMD Ryzen 9" || m.Cores != 8 || m.Threads != 16 || m.MemoryBytes != 32891494400 ||
		m.Virtual != "physical" || m.BootedAt == nil || m.Timezone != "Europe/Brussels" ||
		len(m.Filesystems) != 1 || m.Filesystems[0].FreeBytes != 40 || m.Unknown["public address"] == "" ||
		m.ObservedAt.IsZero() {
		t.Errorf("%+v", m)
	}
}

func TestAProfileWithoutTheFactsIsAnOlderNodeEngineNotNothing(t *testing.T) {
	a, had, err := machineFrom([]byte(`{"architecture":"amd64","kernel":"linux","capabilities":[]}`))
	if err != nil || !had || a.Machine != nil || a.Architecture != "amd64" {
		t.Errorf("%+v had %v err %v", a, had, err)
	}
	if _, had, _ := machineFrom(nil); had {
		t.Error("a node that never reported read as having reported")
	}
}