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{Kind: "busy"},
 136                 Event{
 137                         Kind: "reply",
 138                         Text: "**first next last**",
 139                 },
 140                 Event{
 141                         Kind: "work",
 142                         Text: "[BlueBird]\n# Report",
 143                 },
 144                 Event{
 145                         Kind: "tool",
 146                         Text: "**raw tool**",
 147                 },
 148                 Event{
 149                         Kind: "echo",
 150                         Text: "**raw result**",
 151                 },
 152                 Event{
 153                         Kind: "error",
 154                         Text: "**raw error**",
 155                 },
 156                 Event{
 157                         Kind: "notice",
 158                         Text: "**raw notice**",
 159                 },
 160                 Event{
 161                         Kind:   "user",
 162                         Text:   "**raw input**",
 163                         Source: "telegram",
 164                 },
 165                 Event{
 166                         Kind: "ready",
 167                         Text: "**raw agent**",
 168                 },
 169                 Event{
 170                         Kind: "subagent",
 171                         Text: "BlueBird",
 172                 },
 173                 Event{Kind: "busy"},
 174                 Event{Kind: "idle"},
 175         )
 176         require.Equal(t, "[working]\n\x1b[1mfirst next\x1b[0m\n\x1b[1mlast\x1b[0m\n[BlueBird]\n\x1b[1mReport\x1b[0m\n"+
 177                 "[tool] **raw tool**\n[result] **raw result**\n[error] **raw error**\n**raw notice**\n[telegram] **raw input**\n"+
 178                 "[connected to **raw agent**]\n[BlueBird] started\n[working]\n[done]\n> ", out.String())
 179 }
 180
 181 func TestTerminalZeroWidthUsesEightyAndReadsChanges(t *testing.T) {
 182         fd, err := unix.Open("/dev/ptmx", unix.O_RDWR|unix.O_NOCTTY, 0)
 183         require.NoError(t, err)
 184
 185         defer func() {
 186                 require.NoError(t, unix.Close(fd))
 187         }()
 188
 189         out := TerminalTestOutput{fd: fd}
 190         require.NoError(t, unix.IoctlSetWinsize(fd, unix.TIOCSWINSZ, &unix.Winsize{Col: 0}))
 191         require.Equal(t, 80, terminalColumns(&out))
 192         terminalTestShowEvents(t, &out, Event{
 193                 Kind: "reply",
 194                 Text: strings.Repeat("a", 81),
 195         })
 196         require.Equal(t, strings.Repeat("a", 80)+"\na\n> ", out.String())
 197         require.NoError(t, unix.IoctlSetWinsize(fd, unix.TIOCSWINSZ, &unix.Winsize{Col: 40}))
 198         require.Equal(t, 40, terminalColumns(&out))
 199 }
 200
 201 func TestTerminalPromptsAfterIdleEventsAndClearsBeforeShownEvents(t *testing.T) {
 202         fd, err := unix.Open("/dev/ptmx", unix.O_RDWR|unix.O_NOCTTY, 0)
 203         require.NoError(t, err)
 204
 205         defer func() {
 206                 require.NoError(t, unix.Close(fd))
 207         }()
 208
 209         out := TerminalTestOutput{fd: fd}
 210         terminalTestShowEvents(t, &out,
 211                 Event{
 212                         Kind: "ready",
 213                         Text: "Example",
 214                 },
 215                 Event{
 216                         Kind:   "user",
 217                         Source: terminalSource,
 218                         Text:   "hidden",
 219                 },
 220                 Event{Kind: "unknown"},
 221                 Event{
 222                         Kind: "notice",
 223                         Text: "Idle notice",
 224                 },
 225                 Event{
 226                         Kind: "work",
 227                         Text: "**Idle report**",
 228                 },
 229                 Event{Kind: "busy"},
 230                 Event{
 231                         Kind: "notice",
 232                         Text: "Busy notice",
 233                 },
 234                 Event{
 235                         Kind: "reply",
 236                         Text: "**Answer**",
 237                 },
 238                 Event{Kind: "idle"},
 239                 Event{
 240                         Kind: "error",
 241                         Text: "Idle error",
 242                 },
 243         )
 244         require.Equal(t, "[connected to Example]\n> "+
 245                 "\r\x1b[2KIdle notice\n> "+
 246                 "\r\x1b[2K\x1b[1mIdle report\x1b[0m\n> "+
 247                 "\r\x1b[2K[working]\nBusy notice\n\x1b[1mAnswer\x1b[0m\n[done]\n> "+
 248                 "\r\x1b[2K[error] Idle error\n> ", out.String())
 249 }
 250
 251 func TestTerminalNonterminalEventsHaveNoPromptOrClearCommands(t *testing.T) {
 252         var out strings.Builder
 253
 254         terminalTestShowEvents(t, &out,
 255                 Event{
 256                         Kind: "ready",
 257                         Text: "Example",
 258                 },
 259                 Event{
 260                         Kind: "notice",
 261                         Text: "Idle notice",
 262                 },
 263                 Event{Kind: "busy"},
 264                 Event{
 265                         Kind: "notice",
 266                         Text: "Busy notice",
 267                 },
 268                 Event{
 269                         Kind: "reply",
 270                         Text: "**Answer**",
 271                 },
 272                 Event{Kind: "idle"},
 273                 Event{
 274                         Kind: "notice",
 275                         Text: "Idle again",
 276                 },
 277         )
 278         require.Equal(t, "[connected to Example]\nIdle notice\n[working]\nBusy notice\n**Answer**\n[done]\nIdle again\n", out.String())
 279 }
 280
 281 // TerminalTestOutput captures text while it supplies a test terminal
 282 // descriptor.
 283 type TerminalTestOutput struct {
 284         strings.Builder
 285         fd int
 286 }
 287
 288 func (o *TerminalTestOutput) Fd() uintptr {
 289         return uintptr(o.fd)
 290 }
 291
 292 func terminalTestShowEvents(t *testing.T, out io.Writer, events ...Event) {
 293         t.Helper()
 294
 295         server, client := net.Pipe()
 296         done := make(chan error, 1)
 297         go func() {
 298                 done <- terminalShowEvents(client, out)
 299         }()
 300
 301         encoder := json.NewEncoder(server)
 302         for _, event := range events {
 303                 require.NoError(t, encoder.Encode(event))
 304         }
 305
 306         require.NoError(t, server.Close())
 307         require.NoError(t, <-done)
 308         require.NoError(t, client.Close())
 309 }