package config_test

// v2.3 task 02: the affinity and queue route keys.

import (
	"strings"
	"testing"

	"git.wntrmute.dev/kyle/crossbar/internal/config"
)

const affinityBase = `
listen = "127.0.0.1:1"
[hosts.a]
base_url = "http://a:1"
models = { "m" = { } }
[routes.plain]
hosts = ["a"]
[routes.convo]
hosts = ["a"]
affinity = "conversation"
[routes.boxmaker]
hosts = ["a"]
affinity = "route"
queue = false
[routes."bm-*"]
hosts = ["a"]
affinity = "route"
queue = false
[routes.queued]
hosts = ["a"]
queue = true
`

func TestAffinityAndQueueKeys(t *testing.T) {
	c, err := config.Parse(strings.NewReader(affinityBase))
	if err != nil {
		t.Fatal(err)
	}
	for _, tc := range []struct {
		route            string
		perRoute, queues bool
	}{
		{"plain", false, true}, // defaults: conversation affinity, queueing on
		{"convo", false, true},
		{"boxmaker", true, false},
		{"bm-agent-1", true, false}, // a template's keys reach its concrete routes
		{"queued", false, true},
	} {
		r, _, ok := c.Route(tc.route)
		if !ok {
			t.Fatalf("route %q not found", tc.route)
		}
		if r.PerRoute() != tc.perRoute || r.Queues() != tc.queues {
			t.Errorf("%s: PerRoute %v Queues %v, want %v %v", tc.route, r.PerRoute(), r.Queues(), tc.perRoute, tc.queues)
		}
	}
}

func TestAffinityRejectsUnknownValues(t *testing.T) {
	for _, bad := range []string{`"session"`, `"Route"`, `1`} {
		text := strings.Replace(affinityBase, `affinity = "conversation"`, "affinity = "+bad, 1)
		_, err := config.Parse(strings.NewReader(text))
		if err == nil || !strings.Contains(err.Error(), "routes.convo.affinity") {
			t.Errorf("affinity = %s: err %v, want one naming routes.convo.affinity", bad, err)
		}
	}
}

func TestQueueMustBeABool(t *testing.T) {
	text := strings.Replace(affinityBase, "queue = true", `queue = "no"`, 1)
	if _, err := config.Parse(strings.NewReader(text)); err == nil {
		t.Error(`queue = "no" parsed; want an error`)
	}
}