package main

// The module's shape (novox/hq to-be 42 Phase 1, research 027): its servers in a drop-in timesyncd
// reads, timesyncd running and enabled and restarted when they change, ntp absent (ADR 0180) — and
// the step that retires ntpd declared before the package goes and before timesyncd is started, so the
// host, which applies a module's resources in order, never removes a daemon that is still enabled.

import (
	"strings"
	"testing"
)

func TestTheOrderIsServersStepDaemonThenNtpAbsent(t *testing.T) {
	m := manifest(t)
	var ids []string
	for _, r := range m.Resources {
		ids = append(ids, r["id"].(string))
	}
	if strings.Join(ids, " ") != "servers retire-ntpd daemon ntp" {
		t.Fatalf("order: %v", ids)
	}
	step := m.resource(t, "retire-ntpd")
	if step["type"] != "process" || step["run-once"] != true || step["user"] != nil {
		t.Fatalf("step: %v", step)
	}
	if run := step["run"].([]any); run[0] != "./"+binaryName || run[1] != "retire" || run[2] != "ntpd.service" {
		t.Fatalf("run: %v", run)
	}
	daemon := m.resource(t, "daemon")
	if daemon["unit"] != Daemon || daemon["state"] != "running" || daemon["boot"] != "enabled" {
		t.Fatalf("daemon: %v", daemon)
	}
	if on := daemon["restart-on"].([]any); len(on) != 1 || on[0] != "servers" {
		t.Fatalf("restart-on: %v", on)
	}
	if ntp := m.resource(t, "ntp"); ntp["package"] != "ntp" || ntp["absent"] != true {
		t.Fatalf("ntp: %v", ntp)
	}
}

func TestTheDropInSetsEuropeanServersAndTheDistributionsFallback(t *testing.T) {
	f := manifest(t).resource(t, "servers")
	if f["path"] != MeshDropIn {
		t.Fatalf("path: %v", f["path"])
	}
	files := ParseCatConfig("# " + MeshDropIn + "\n" + f["content"].(string))
	if len(files) != 1 || len(files[0].NTP) != 4 || len(files[0].FallbackNTP) != 4 {
		t.Fatalf("%+v", files)
	}
	for _, s := range files[0].NTP {
		if !strings.HasSuffix(s, ".europe.pool.ntp.org") {
			t.Errorf("%s", s)
		}
	}
	// A drop-in is read in name order; the mesh's must sort before a provider's own, which keeps it.
	if !(strings.Compare("50-mesh.conf", "provider.conf") < 0) {
		t.Fatal("the mesh's drop-in no longer sorts before a provider's")
	}
}