// Copyright (C) 2026 Dcntrlized
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.

package containers

import "testing"

func TestPeerPort(t *testing.T) {
	tests := []struct {
		name   string
		labels map[string]string
		want   string
	}{
		{"nil labels fall back to default", nil, defaultPeerPort},
		{"empty labels fall back to default", map[string]string{}, defaultPeerPort},
		{"label present wins", map[string]string{"org.dcntrlized.peer_port": "9000"}, "9000"},
		{"empty label value falls back to default", map[string]string{"org.dcntrlized.peer_port": ""}, defaultPeerPort},
		{"unrelated labels fall back to default", map[string]string{"org.dcntrlized.port": "8080"}, defaultPeerPort},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			if got := peerPort(tt.labels); got != tt.want {
				t.Fatalf("peerPort(%v) = %q, want %q", tt.labels, got, tt.want)
			}
		})
	}
}