git.giacomolli.uk - onechat/blob - terminal_test.go

   1 package main
   2
   3 import (
   4         "encoding/json"
   5         "io"
   6         "net"
   7         "os"
   8         "path/filepath"
   9         "strings"
  10         "testing"
  11
  12         "github.com/stretchr/testify/require"
  13         "golang.org/x/sys/unix"
  14 )
  15
  16 func TestClientEndsWhenTheDaemonEnds(t *testing.T) {
  17         dir := t.TempDir()
  18         listener, err := daemonListenSocket(filepath.Join(dir, socketFileName))
  19         require.NoError(t, err)
  20
  21         accepted := make(chan net.Conn)
  22         go func() {
  23                 conn, err := listener.Accept()
  24                 if err == nil {
  25                         accepted <- conn
  26                 }
  27         }()
  28
  29         conn, err := net.Dial("unix", filepath.Join(dir, socketFileName))
  30         require.NoError(t, err)
  31
  32         in, _ := io.Pipe()
  33         done := make(chan error)
  34         go func() {
  35                 done <- terminalSession(t.Context(), conn, in, io.Discard)
  36         }()
  37
  38         require.NoError(t, (<-accepted).Close())
  39         require.ErrorIs(t, <-done, errTerminalDaemonClosed)
  40         require.NoError(t, listener.Close())
  41 }
  42
  43 func TestEventText(t *testing.T) {
  44         testCases := []struct {
  45                 name  string
  46                 event Event
  47                 text  string
  48         }{
  49                 {
  50                         name:  "reply as it is",
  51                         event: Event{Kind: "reply", Text: "Done."},
  52                         text:  "Done.",
  53                 },
  54                 {
  55                         name:  "own user message not shown",
  56                         event: Event{Kind: "user", Text: "typed", Source: terminalSource},
  57                         text:  "",
  58                 },
  59                 {
  60                         name:  "user message of another source marked",
  61                         event: Event{Kind: "user", Text: "from the phone", Source: "telegram"},
  62                         text:  "[telegram] from the phone",
  63                 },
  64                 {
  65                         name:  "start of a subagent",
  66                         event: Event{Kind: "subagent", Text: "GreenOtter"},
  67                         text:  "[GreenOtter] started",
  68                 },
  69                 {
  70                         name:  "report of a subagent whole",
  71                         event: Event{Kind: "work", Text: "[GreenOtter]\nThere are 3 files.\n\nFull chat: zoom(\"GreenOtter\")", Source: "GreenOtter", Status: subagentFinished},
  72                         text:  "[GreenOtter]\nThere are 3 files.\n\nFull chat: zoom(\"GreenOtter\")",
  73                 },
  74                 {
  75                         name:  "long result cut",
  76                         event: Event{Kind: "echo", Text: strings.Repeat("line\n", 12)},
  77                         text:  "[result] " + strings.Repeat("line\n", 9) + "line\n[2 more lines]",
  78                 },
  79         }
  80
  81         for _, tc := range testCases {
  82                 t.Run(tc.name, func(t *testing.T) {
  83                         require.Equal(t, tc.text, terminalEventText(tc.event))
  84                 })
  85         }
  86 }
  87
  88 func TestTerminalEventsKeepMarkdownInNonterminalOutput(t *testing.T) {
  89         var out strings.Builder
  90
  91         text := "# Heading\n\n**bold** and `code`\nA | B\n--- | ---\nx | y"
  92         terminalTestShowEvents(t, &out, Event{
  93                 Kind: "reply",
  94                 Text: text,
  95         }, Event{
  96                 Kind: "work",
  97                 Text: "[BlueBird]\n" + text,
  98         })
  99         require.Equal(t, text+"\n[BlueBird]\n"+text+"\n", out.String())
 100 }
 101
 102 func TestTerminalFileOutputKeepsMarkdown(t *testing.T) {
 103         out, err := os.CreateTemp(t.TempDir(), "output")
 104         require.NoError(t, err)
 105
 106         defer func() {
 107                 require.NoError(t, out.Close())
 108         }()
 109
 110         text := "**plain**\n---\n`code`"
 111         terminalTestShowEvents(t, out, Event{
 112                 Kind: "reply",
 113                 Text: text,
 114         })
 115         require.Zero(t, terminalColumns(out))
 116
 117         contents, err := os.ReadFile(out.Name())
 118         require.NoError(t, err)
 119         require.Equal(t, text+"\n", string(contents))
 120 }
 121
 122 func TestTerminalStylesOnlyRepliesAndWork(t *testing.T) {
 123         fd, err := unix.Open("/dev/ptmx", unix.O_RDWR|unix.O_NOCTTY, 0)
 124         require.NoError(t, err)
 125
 126         defer func() {
 127                 require.NoError(t, unix.Close(fd))
 128         }()
 129
 130         require.NoError(t, unix.IoctlSetWinsize(fd, unix.TIOCSWINSZ, &unix.Winsize{Col: 12}))
 131
 132         out := TerminalTestOutput{fd: fd}
 133         require.Equal(t, 12, terminalColumns(&out))
 134         terminalTestShowEvents(t, &out,
 135                 Event{
 136                         Kind: "reply",
 137                         Text: "**first next last**",
 138                 },
 139                 Event{
 140                         Kind: "work",
 141                         Text: "[BlueBird]\n# Report",
 142                 },
 143                 Event{
 144                         Kind: "tool",
 145                         Text: "**raw tool**",
 146                 },
 147                 Event{
 148                         Kind: "echo",
 149                         Text: "**raw result**",
 150                 },
 151                 Event{
 152                         Kind: "error",
 153                         Text: "**raw error**",
 154                 },
 155                 Event{
 156                         Kind: "notice",
 157                         Text: "**raw notice**",
 158                 },
 159                 Event{
 160                         Kind:   "user",
 161                         Text:   "**raw input**",
 162                         Source: "telegram",
 163                 },
 164                 Event{
 165                         Kind: "ready",
 166                         Text: "**raw agent**",
 167                 },
 168                 Event{
 169                         Kind: "subagent",
 170                         Text: "BlueBird",
 171                 },
 172                 Event{Kind: "busy"},
 173                 Event{Kind: "idle"},
 174         )
 175         require.Equal(t, "\x1b[1mfirst next\x1b[0m\n\x1b[1mlast\x1b[0m\n[BlueBird]\n\x1b[1mReport\x1b[0m\n"+
 176                 "[tool] **raw tool**\n[result] **raw result**\n[error] **raw error**\n**raw notice**\n[telegram] **raw input**\n"+
 177                 "[connected to **raw agent**]\n[BlueBird] started\n[working]\n[done]\n", out.String())
 178 }
 179
 180 func TestTerminalZeroWidthUsesEightyAndReadsChanges(t *testing.T) {
 181         fd, err := unix.Open("/dev/ptmx", unix.O_RDWR|unix.O_NOCTTY, 0)
 182         require.NoError(t, err)
 183
 184         defer func() {
 185                 require.NoError(t, unix.Close(fd))
 186         }()
 187
 188         out := TerminalTestOutput{fd: fd}
 189         require.NoError(t, unix.IoctlSetWinsize(fd, unix.TIOCSWINSZ, &unix.Winsize{Col: 0}))
 190         require.Equal(t, 80, terminalColumns(&out))
 191         terminalTestShowEvents(t, &out, Event{
 192                 Kind: "reply",
 193                 Text: strings.Repeat("a", 81),
 194         })
 195         require.Equal(t, strings.Repeat("a", 80)+"\na\n", out.String())
 196         require.NoError(t, unix.IoctlSetWinsize(fd, unix.TIOCSWINSZ, &unix.Winsize{Col: 40}))
 197         require.Equal(t, 40, terminalColumns(&out))
 198 }
 199
 200 // TerminalTestOutput captures text while it supplies a test terminal
 201 // descriptor.
 202 type TerminalTestOutput struct {
 203         strings.Builder
 204         fd int
 205 }
 206
 207 func (o *TerminalTestOutput) Fd() uintptr {
 208         return uintptr(o.fd)
 209 }
 210
 211 func terminalTestShowEvents(t *testing.T, out io.Writer, events ...Event) {
 212         t.Helper()
 213
 214         server, client := net.Pipe()
 215         done := make(chan error, 1)
 216         go func() {
 217                 done <- terminalShowEvents(client, out)
 218         }()
 219
 220         encoder := json.NewEncoder(server)
 221         for _, event := range events {
 222                 require.NoError(t, encoder.Encode(event))
 223         }
 224
 225         require.NoError(t, server.Close())
 226         require.NoError(t, <-done)
 227         require.NoError(t, client.Close())
 228 }