//go:build linux

package app

import (
	"context"
	"net"
	"os"
	"path/filepath"
	"syscall"
	"testing"
)

func TestGenerateDetailedRejectsSpecialOutputBeforeWork(t *testing.T) {
	for _, tt := range []struct {
		name  string
		setup func(t *testing.T, path string)
	}{
		{
			name: "named pipe",
			setup: func(t *testing.T, path string) {
				t.Helper()
				if err := syscall.Mkfifo(path, 0o600); err != nil {
					t.Fatal(err)
				}
			},
		},
		{
			name: "socket",
			setup: func(t *testing.T, path string) {
				t.Helper()
				listener, err := net.ListenUnix("unix", &net.UnixAddr{Name: path, Net: "unix"})
				if err != nil {
					t.Fatal(err)
				}
				t.Cleanup(func() { _ = listener.Close() })
			},
		},
	} {
		t.Run(tt.name, func(t *testing.T) {
			outputPath := filepath.Join(t.TempDir(), "daily.md")
			tt.setup(t, outputPath)
			bundle := generationBundle(t)
			collector := &generationCollector{bundle: &bundle}
			executor := &generationExecutor{}
			notifier := &generationNotifier{}

			result, err := GenerateDetailed(context.Background(), GenerateRequest{
				Config: generationConfig(), Report: ReportDaily,
				Date: generationTime("2026-05-29T12:00:00-05:00"), Now: generationTime("2026-05-29T08:30:00-05:00"),
				WorkingDir: t.TempDir(), OutputPath: outputPath, Collector: collector, Executor: executor, Notifier: notifier,
			})
			info, statErr := os.Lstat(outputPath)
			if err == nil || result == nil || statErr != nil || info.Mode().IsRegular() || collector.called || executor.promptInspections != 0 || executor.called || notifier.calls != 0 {
				t.Fatalf("GenerateDetailed() result/error/output/collector/executor/notifier = %#v/%v/%#v (%v)/%t/%#v/%#v", result, err, info, statErr, collector.called, executor, notifier)
			}
		})
	}
}