| 📦 Turbo Go 3d7798b k33g 11h ago | 1 | package golang |
| 2 | |
| 3 | import ( |
| 4 | "errors" |
| 5 | "fmt" |
| 6 | "os" |
| 7 | "slices" |
| 8 | "strings" |
| 9 | "testing" |
| 10 | |
| 11 | "rickub.com/turbo-editors/turbo-core/acp" |
| 12 | "rickub.com/turbo-editors/turbo-core/settings" |
| 13 | "rickub.com/turbo-editors/turbo-core/snippets" |
| 14 | "rickub.com/turbo-editors/turbo-core/syntax" |
| 15 | "rickub.com/turbo-editors/turbo-core/tools" |
| 16 | ) |
| 17 | |
| 18 | // The starter files Turbo Go writes are the one part of a project's .turbo-go |
| 19 | // directory that is about Go, so this is where what is *in* them is checked. |
| 20 | // That the file written is the profile's template at all is turbo-core's test. |
| 21 | |
| 22 | // noUserSnippets points the user's own snippets at an empty directory, so a |
| 23 | // test never reads whoever is running it. |
| 24 | func noUserSnippets(t *testing.T) { |
| 25 | t.Helper() |
| 26 | t.Setenv(Profile().SnippetDirEnvVar(), t.TempDir()) |
| 27 | } |
| 28 | |
| 29 | // loadTools reads a project's tools, failing the test if it cannot. |
| 30 | func loadTools(t *testing.T, dir string) tools.List { |
| 31 | t.Helper() |
| 32 | |
| 33 | list, err := tools.Load(Profile(), dir) |
| 34 | if err != nil { |
| 35 | t.Fatalf("tools.Load(%q) error = %v", dir, err) |
| 36 | } |
| 37 | return list |
| 38 | } |
| 39 | |
| 40 | // loadSnippets reads a project's snippets, failing the test if it cannot. |
| 41 | func loadSnippets(t *testing.T, dir string) snippets.List { |
| 42 | t.Helper() |
| 43 | |
| 44 | list, err := snippets.Load(Profile(), dir) |
| 45 | if err != nil { |
| 46 | t.Fatalf("snippets.Load(%q) error = %v", dir, err) |
| 47 | } |
| 48 | return list |
| 49 | } |
| 50 | |
| 51 | // readFile returns a file's contents. |
| 52 | func readFile(t *testing.T, path string) string { |
| 53 | t.Helper() |
| 54 | |
| 55 | data, err := os.ReadFile(path) |
| 56 | if err != nil { |
| 57 | t.Fatalf("reading %s: %v", path, err) |
| 58 | } |
| 59 | return string(data) |
| 60 | } |
| 61 | |
| 62 | // plain strips the tilde hot-key markers from a label. |
| 63 | func plain(label string) string { return strings.ReplaceAll(label, "~", "") } |
| 64 | |
| 65 | // hotKey returns the character between the tildes, or 0 when there is none. |
| 66 | func hotKey(label string) rune { |
| 67 | first := strings.IndexByte(label, '~') |
| 68 | if first < 0 || first+1 >= len(label) { |
| 69 | return 0 |
| 70 | } |
| 71 | return rune(label[first+1]) |
| 72 | } |
| 73 | |
| 74 | func TestTheCreatedToolsFileHoldsTheGoCommandsAndTheExamplesThatTeachTheFormat(t *testing.T) { |
| 75 | // The first five are what a Go project runs before it commits, and they are |
| 76 | // the reason the file exists at all. The three after them are there to |
| 77 | // teach the format itself — a value the editor asks for, a menu of the |
| 78 | // tool's own, an output that is not the default — and a starter file that |
| 79 | // only listed the five would leave all three undiscoverable. |
| 80 | dir := t.TempDir() |
| 81 | if _, err := tools.Create(Profile(), dir); err != nil { |
| 82 | t.Fatalf("tools.Create() error = %v", err) |
| 83 | } |
| 84 | |
| 85 | byName := map[string]string{} |
| 86 | for _, tool := range loadTools(t, dir).Tools() { |
| 87 | byName[plain(tool.Name)] = tool.Command |
| 88 | } |
| 89 | |
| 90 | want := map[string]string{ |
| 91 | "Format": "gofmt -l -w .", |
| 92 | "Lint": "go vet ./...", |
| 93 | "Build": "go build ./...", |
| 94 | "Test": "go test ./...", |
| 95 | "Run": "go run .", |
| 96 | "Grep": "grep -rn {{pattern}} --include='*.go' .", |
| 97 | "Init module": "go mod init {{module path}}", |
| 98 | "Echo": "echo 🎉 tada!", |
| 99 | } |
| 100 | for name, command := range want { |
| 101 | if got := byName[name]; got != command { |
| 102 | t.Errorf("%s runs %q, want %q", name, got, command) |
| 103 | } |
| 104 | } |
| 105 | for name := range byName { |
| 106 | if _, ok := want[name]; !ok { |
| 107 | t.Errorf("the created file holds a tool this test does not know about: %q", name) |
| 108 | } |
| 109 | } |
| 110 | } |
| 111 | |
| 112 | func TestTheCreatedToolsCarryHotKeys(t *testing.T) { |
| 113 | // Five items in a menu are worth reaching with one keystroke each. |
| 114 | dir := t.TempDir() |
| 115 | if _, err := tools.Create(Profile(), dir); err != nil { |
| 116 | t.Fatalf("tools.Create() error = %v", err) |
| 117 | } |
| 118 | |
| 119 | seen := map[rune]string{} |
| 120 | for _, tool := range loadTools(t, dir).Tools() { |
| 121 | key := hotKey(tool.Name) |
| 122 | if key == 0 { |
| 123 | t.Errorf("%q has no hot key", tool.Name) |
| 124 | continue |
| 125 | } |
| 126 | if other, clash := seen[key]; clash { |
| 127 | t.Errorf("%q and %q both answer to %c", other, tool.Name, key) |
| 128 | } |
| 129 | seen[key] = tool.Name |
| 130 | } |
| 131 | } |
| 132 | |
| 133 | func TestTheCreatedToolsFileDoesNotClaimEverythingRunsInATerminal(t *testing.T) { |
| 134 | // The header said so before output existed, and left the file contradicting |
| 135 | // itself two lines above the key that says otherwise. |
| 136 | dir := t.TempDir() |
| 137 | if _, err := tools.Create(Profile(), dir); err != nil { |
| 138 | t.Fatalf("tools.Create() error = %v", err) |
| 139 | } |
| 140 | |
| 141 | contents := readFile(t, tools.Path(Profile(), dir)) |
| 142 | if strings.Contains(contents, "runs it in a terminal window of its own") { |
| 143 | t.Errorf("the header still claims every tool runs in a terminal:\n%s", contents) |
| 144 | } |
| 145 | } |
| 146 | |
| 147 | func TestTheCreatedToolsFileExplainsItself(t *testing.T) { |
| 148 | dir := t.TempDir() |
| 149 | if _, err := tools.Create(Profile(), dir); err != nil { |
| 150 | t.Fatalf("tools.Create() error = %v", err) |
| 151 | } |
| 152 | |
| 153 | contents := readFile(t, tools.Path(Profile(), dir)) |
| 154 | for _, want := range []string{"[[tool]]", "sh -c", "hot key", "popup", "terminal", "editor", "./..."} { |
| 155 | if !strings.Contains(contents, want) { |
| 156 | t.Errorf("the created file never mentions %q:\n%s", want, contents) |
| 157 | } |
| 158 | } |
| 159 | } |
| 160 | |
| 161 | func TestTheCreatedToolsFileNamesAnOutputForEveryTool(t *testing.T) { |
| 162 | // The key is the interesting part of the format, and a file where it only |
| 163 | // appears once is a file where nobody notices it exists. |
| 164 | dir := t.TempDir() |
| 165 | if _, err := tools.Create(Profile(), dir); err != nil { |
| 166 | t.Fatalf("tools.Create() error = %v", err) |
| 167 | } |
| 168 | |
| 169 | for _, tool := range loadTools(t, dir).Tools() { |
| 170 | if tool.Output == "" { |
| 171 | t.Errorf("%q leaves its output to the default rather than saying it", tool.Name) |
| 172 | } |
| 173 | } |
| 174 | } |
| 175 | |
| 176 | func TestEachToolGoesWhereItsOwnOutputBelongs(t *testing.T) { |
| 177 | // All three destinations appear, because a starter file is where somebody |
| 178 | // finds out that the key has more than one value. Run and Echo are |
| 179 | // terminals: a program that reads the keyboard has to be able to be |
| 180 | // answered, and a popup cannot do that. Grep prints a list worth keeping |
| 181 | // beside the code and searching with Ctrl-F, which is what an editing |
| 182 | // window is for. The rest say something short and are read once. |
| 183 | dir := t.TempDir() |
| 184 | if _, err := tools.Create(Profile(), dir); err != nil { |
| 185 | t.Fatalf("tools.Create() error = %v", err) |
| 186 | } |
| 187 | |
| 188 | want := map[string]tools.Output{ |
| 189 | "Format": tools.OutputPopup, |
| 190 | "Lint": tools.OutputPopup, |
| 191 | "Build": tools.OutputPopup, |
| 192 | "Test": tools.OutputPopup, |
| 193 | "Run": tools.OutputTerminal, |
| 194 | "Grep": tools.OutputEditor, |
| 195 | "Init module": tools.OutputPopup, |
| 196 | "Echo": tools.OutputTerminal, |
| 197 | } |
| 198 | for _, tool := range loadTools(t, dir).Tools() { |
| 199 | name := plain(tool.Name) |
| 200 | if got := tool.Where(); got != want[name] { |
| 201 | t.Errorf("%s goes to %q, want %q", name, got, want[name]) |
| 202 | } |
| 203 | } |
| 204 | } |
| 205 | |
| 206 | func TestTheCreatedToolsFileShowsHowToUseAnotherMenu(t *testing.T) { |
| 207 | dir := t.TempDir() |
| 208 | if _, err := tools.Create(Profile(), dir); err != nil { |
| 209 | t.Fatalf("tools.Create() error = %v", err) |
| 210 | } |
| 211 | |
| 212 | contents := readFile(t, tools.Path(Profile(), dir)) |
| 213 | for _, want := range []string{"menu says which menu", `menu = "Tools"`} { |
| 214 | if !strings.Contains(contents, want) { |
| 215 | t.Errorf("the created file never shows %q:\n%s", want, contents) |
| 216 | } |
| 217 | } |
| 218 | } |
| 219 | |
| 220 | func TestTheCreatedSnippetsFilesTabsSurviveTOML(t *testing.T) { |
| 221 | // A Go snippet is indented with tabs, and every step between the template |
| 222 | // and the editor is somewhere one can be lost: the multi-line TOML string, |
| 223 | // the decoder, and the editor's own re-indentation on insertion. Asserting |
| 224 | // on a tab the body is known to contain is what catches that. |
| 225 | noUserSnippets(t) |
| 226 | dir := t.TempDir() |
| 227 | if _, err := snippets.Create(Profile(), dir); err != nil { |
| 228 | t.Fatalf("snippets.Create() error = %v", err) |
| 229 | } |
| 230 | |
| 231 | for _, group := range loadSnippets(t, dir).Groups("go") { |
| 232 | for _, snippet := range group.Snippets { |
| 233 | if snippet.Name != "main" { |
| 234 | continue |
| 235 | } |
| 236 | if !strings.Contains(snippet.Body, "\tfmt.Println") { |
| 237 | t.Errorf("the body is %q; the tab did not survive", snippet.Body) |
| 238 | } |
| 239 | return |
| 240 | } |
| 241 | } |
| 242 | t.Fatal("the created file has no \"main\" snippet") |
| 243 | } |
| 244 | |
| 245 | func TestTheCreatedSnippetsFileExplainsItself(t *testing.T) { |
| 246 | noUserSnippets(t) |
| 247 | dir := t.TempDir() |
| 248 | if _, err := snippets.Create(Profile(), dir); err != nil { |
| 249 | t.Fatalf("snippets.Create() error = %v", err) |
| 250 | } |
| 251 | |
| 252 | contents := readFile(t, snippets.ProjectPath(Profile(), dir)) |
| 253 | for _, want := range []string{"[[snippet]]", "languages", "group", "General", snippets.UserPath(Profile())} { |
| 254 | if !strings.Contains(contents, want) { |
| 255 | t.Errorf("the created file never mentions %q:\n%s", want, contents) |
| 256 | } |
| 257 | } |
| 258 | } |
| 259 | |
| 260 | func TestTheCreatedSettingsFileExplainsItself(t *testing.T) { |
| 261 | project := t.TempDir() |
| 262 | if _, err := settings.Create(Profile(), project, "turbo-classic"); err != nil { |
| 263 | t.Fatalf("settings.Create() error = %v", err) |
| 264 | } |
| 265 | |
| 266 | contents := readFile(t, settings.Path(Profile(), project)) |
| 267 | for _, want := range []string{"-list-themes", "autosave_delay", "-theme flag"} { |
| 268 | if !strings.Contains(contents, want) { |
| 269 | t.Errorf("the created file never mentions %q:\n%s", want, contents) |
| 270 | } |
| 271 | } |
| 272 | } |
| 273 | |
| 274 | func TestTheCreatedToolsFileExplainsHowToAskForAValue(t *testing.T) { |
| 275 | // A parameterised tool is only discoverable if the file people get says the |
| 276 | // syntax exists. The double-brace warning is here too, because somebody |
| 277 | // reading this file may well have an awk one-liner in mind. |
| 278 | dir := t.TempDir() |
| 279 | if _, err := tools.Create(Profile(), dir); err != nil { |
| 280 | t.Fatalf("tools.Create() error = %v", err) |
| 281 | } |
| 282 | |
| 283 | contents := readFile(t, tools.Path(Profile(), dir)) |
| 284 | for _, want := range []string{ |
| 285 | "{{label}}", |
| 286 | "go mod init {{module path}}", |
| 287 | "{{extra flags...}}", |
| 288 | "Double braces, not single", |
| 289 | } { |
| 290 | if !strings.Contains(contents, want) { |
| 291 | t.Errorf("the created file never mentions %q:\n%s", want, contents) |
| 292 | } |
| 293 | } |
| 294 | } |
| 295 | |
| 296 | func TestTheCreatedToolsFileStillLoadsWithItsPlaceholderExamples(t *testing.T) { |
| 297 | // Two of the starter tools ask for a value, on purpose: a syntax explained |
| 298 | // only in a comment is a syntax nobody tries. What they ask for is checked |
| 299 | // here rather than left to the prose, because the braces also appear in the |
| 300 | // file's *comments* — `{{label}}`, `{{extra flags...}}`, and an awk |
| 301 | // one-liner warning against single ones — and a loader that read those as |
| 302 | // tools would ask for something nobody wrote a command for. |
| 303 | dir := t.TempDir() |
| 304 | if _, err := tools.Create(Profile(), dir); err != nil { |
| 305 | t.Fatalf("tools.Create() error = %v", err) |
| 306 | } |
| 307 | |
| 308 | want := map[string][]tools.Placeholder{ |
| 309 | "Grep": {{Label: "pattern"}}, |
| 310 | "Init module": {{Label: "module path"}}, |
| 311 | } |
| 312 | for _, tool := range loadTools(t, dir).Tools() { |
| 313 | name := plain(tool.Name) |
| 314 | got := tool.Placeholders() |
| 315 | if !slices.Equal(got, want[name]) { |
| 316 | t.Errorf("%q asks for %v, want %v", name, got, want[name]) |
| 317 | } |
| 318 | } |
| 319 | } |
| 320 | |
| 321 | func TestTheCreatedSnippetsFileListsEveryLanguageTheEditorKnows(t *testing.T) { |
| 322 | // The comment is where a user finds out what they may write in a languages |
| 323 | // key. One that omits a language the editor colours sends them looking for |
| 324 | // a feature that is already there. |
| 325 | noUserSnippets(t) |
| 326 | dir := t.TempDir() |
| 327 | if _, err := snippets.Create(Profile(), dir); err != nil { |
| 328 | t.Fatalf("snippets.Create() error = %v", err) |
| 329 | } |
| 330 | |
| 331 | contents := readFile(t, snippets.ProjectPath(Profile(), dir)) |
| 332 | for _, language := range syntax.Registered() { |
| 333 | if !strings.Contains(contents, string(language)) { |
| 334 | t.Errorf("the created file never mentions the %q language:\n%s", language, contents) |
| 335 | } |
| 336 | } |
| 337 | } |
| 338 | |
| 339 | func TestTheCreatedSettingsFileTurnsAutosaveOn(t *testing.T) { |
| 340 | // A project that has gone to the trouble of creating a settings file has |
| 341 | // said what it wants. The file is the visible, editable place to say |
| 342 | // otherwise, which is why the default lives here and not in the library. |
| 343 | project := t.TempDir() |
| 344 | if _, err := settings.Create(Profile(), project, "turbo-classic"); err != nil { |
| 345 | t.Fatalf("settings.Create() error = %v", err) |
| 346 | } |
| 347 | |
| 348 | loaded, err := settings.Load(Profile(), project) |
| 349 | if err != nil { |
| 350 | t.Fatalf("settings.Load() error = %v", err) |
| 351 | } |
| 352 | if !loaded.Autosave { |
| 353 | t.Errorf("the created settings file leaves autosave off:\n%s", readFile(t, settings.Path(Profile(), project))) |
| 354 | } |
| 355 | if loaded.AutosaveDelay != settings.DefaultAutosaveDelay { |
| 356 | t.Errorf("AutosaveDelay = %v, want the library default %v", loaded.AutosaveDelay, settings.DefaultAutosaveDelay) |
| 357 | } |
| 358 | } |
| 359 | |
| 360 | func TestAProjectWithNoSettingsFileStillDoesNotAutosave(t *testing.T) { |
| 361 | // The other half of the decision. Turning autosave on for a project that |
| 362 | // never opted in would mean the editor writing to disk in any directory it |
| 363 | // is started in, which is a different and much larger claim. |
| 364 | if settings.Default().Autosave { |
| 365 | t.Error("settings.Default() autosaves; a project with no settings file never opted in") |
| 366 | } |
| 367 | } |
| 368 | |
| 369 | // The three embedded templates and the blanks profile.Templates says each one |
| 370 | // takes. Kept together so that adding a verb to a .tmpl file without saying so |
| 371 | // here fails, which is the guard the constants used to get for free by sitting |
| 372 | // next to the contract. |
| 373 | var embeddedTemplates = []struct { |
| 374 | name string |
| 375 | body string |
| 376 | verb string |
| 377 | blanks int |
| 378 | filledBy []any |
| 379 | }{ |
| 380 | {"settings.toml.tmpl", settingsTemplate, "%q", 2, []any{"turbo-classic", "2s"}}, |
| 381 | {"snippets.toml.tmpl", snippetsTemplate, "%s", 2, []any{"General", "/tmp/snippets.toml"}}, |
| 382 | {"tools.toml.tmpl", toolsTemplate, "%", 0, nil}, |
| 383 | } |
| 384 | |
| 385 | func TestEveryTemplateIsEmbeddedAndNotEmpty(t *testing.T) { |
| 386 | // go:embed fails to compile when a file is missing, but an empty file |
| 387 | // compiles happily and writes an empty starter file into somebody's |
| 388 | // project. |
| 389 | for _, template := range embeddedTemplates { |
| 390 | if len(template.body) == 0 { |
| 391 | t.Errorf("%s embedded as nothing", template.name) |
| 392 | } |
| 393 | } |
| 394 | } |
| 395 | |
| 396 | func TestEveryTemplateTakesTheBlanksItsContractPromises(t *testing.T) { |
| 397 | // profile.Templates documents the count and the verb of each. The |
| 398 | // templates now live in files of their own, so nothing but this notices a |
| 399 | // verb added, removed, or changed. |
| 400 | for _, template := range embeddedTemplates { |
| 401 | if got := strings.Count(template.body, template.verb); got != template.blanks { |
| 402 | t.Errorf("%s holds %d %q, want %d", template.name, got, template.verb, template.blanks) |
| 403 | } |
| 404 | } |
| 405 | } |
| 406 | |
| 407 | func TestFillingATemplateLeavesNoFormattingMarker(t *testing.T) { |
| 408 | // Go writes %!q(MISSING) or %!(EXTRA …) into the output rather than |
| 409 | // failing, so a template with the wrong number of blanks produces a file |
| 410 | // that is written, opened, and wrong. |
| 411 | for _, template := range embeddedTemplates { |
| 412 | filled := template.body |
| 413 | if template.filledBy != nil { |
| 414 | filled = fmt.Sprintf(template.body, template.filledBy...) |
| 415 | } |
| 416 | if strings.Contains(filled, "%!") { |
| 417 | t.Errorf("%s filled to:\n%s", template.name, filled) |
| 418 | } |
| 419 | } |
| 420 | } |
| 421 | |
| 422 | func TestTheCreatedAgentsFileFillsBothOfItsBlanks(t *testing.T) { |
| 423 | // The template takes two different values — the project directory, which |
| 424 | // the example agent's arguments point into, and the user's own file, which |
| 425 | // a comment names. Go writes %!s(MISSING) into the output rather than |
| 426 | // failing, so a miscounted verb produces a starter file that is written, |
| 427 | // opened, and wrong. |
| 428 | dir := t.TempDir() |
| 429 | if _, err := acp.Create(Profile(), dir); err != nil { |
| 430 | t.Fatalf("acp.Create() error = %v", err) |
| 431 | } |
| 432 | |
| 433 | contents := readFile(t, acp.ProjectPath(Profile(), dir)) |
| 434 | if strings.Contains(contents, "%!") { |
| 435 | t.Errorf("the created file has an unfilled verb in it:\n%s", contents) |
| 436 | } |
| 437 | if want := Profile().ProjectDir() + "/agent.yaml"; !strings.Contains(contents, want) { |
| 438 | t.Errorf("the example agent does not point at %q:\n%s", want, contents) |
| 439 | } |
| 440 | if want := acp.UserPath(Profile()); want != "" && !strings.Contains(contents, want) { |
| 441 | t.Errorf("the created file never names the user's own file %q:\n%s", want, contents) |
| 442 | } |
| 443 | } |
| 444 | |
| 445 | func TestTheCreatedAgentsFileLoadsBackAsOneAgent(t *testing.T) { |
| 446 | // The file is mostly comments, and a comment carrying a [[agent]] example |
| 447 | // that the loader read as real would put an agent nobody configured into |
| 448 | // the menu. |
| 449 | dir := t.TempDir() |
| 450 | if _, err := acp.Create(Profile(), dir); err != nil { |
| 451 | t.Fatalf("acp.Create() error = %v", err) |
| 452 | } |
| 453 | |
| 454 | list, err := acp.Load(Profile(), dir) |
| 455 | if err != nil { |
| 456 | t.Fatalf("acp.Load() error = %v", err) |
| 457 | } |
| 458 | if list.Len() != 1 { |
| 459 | t.Fatalf("the created file holds %d agents, want 1: %v", list.Len(), list.Agents()) |
| 460 | } |
| 461 | |
| 462 | agent := list.Agents()[0] |
| 463 | if agent.Command != "docker" { |
| 464 | t.Errorf("the example agent runs %q, want docker", agent.Command) |
| 465 | } |
| 466 | if want := "agent serve acp"; !strings.Contains(agent.CommandLine(), want) { |
| 467 | t.Errorf("the example command line is %q, want %q in it", agent.CommandLine(), want) |
| 468 | } |
| 469 | } |
| 470 | |
| 471 | func TestTheCreatedAgentsFileExplainsItself(t *testing.T) { |
| 472 | // The keys and the window's keyboard are both invisible otherwise: this is |
| 473 | // the only document a user is handed by the editor itself. |
| 474 | dir := t.TempDir() |
| 475 | if _, err := acp.Create(Profile(), dir); err != nil { |
| 476 | t.Fatalf("acp.Create() error = %v", err) |
| 477 | } |
| 478 | |
| 479 | contents := readFile(t, acp.ProjectPath(Profile(), dir)) |
| 480 | for _, want := range []string{ |
| 481 | "[[agent]]", "name", "command", "args", "env", "cwd", |
| 482 | "agentclientprotocol.com", |
| 483 | "Alt-Enter", "Ctrl-W", "Esc", |
| 484 | } { |
| 485 | if !strings.Contains(contents, want) { |
| 486 | t.Errorf("the created file never mentions %q:\n%s", want, contents) |
| 487 | } |
| 488 | } |
| 489 | } |
| 490 | |
| 491 | func TestCreatingAgentsTwiceLeavesTheFirstAlone(t *testing.T) { |
| 492 | dir := t.TempDir() |
| 493 | path, err := acp.Create(Profile(), dir) |
| 494 | if err != nil { |
| 495 | t.Fatalf("acp.Create() error = %v", err) |
| 496 | } |
| 497 | if err := os.WriteFile(path, []byte("# mine\n"), 0o644); err != nil { |
| 498 | t.Fatalf("writing over it: %v", err) |
| 499 | } |
| 500 | |
| 501 | if _, err := acp.Create(Profile(), dir); !errors.Is(err, acp.ErrExists) { |
| 502 | t.Errorf("acp.Create() error = %v, want ErrExists", err) |
| 503 | } |
| 504 | if got := readFile(t, path); got != "# mine\n" { |
| 505 | t.Errorf("the file was overwritten: %q", got) |
| 506 | } |
| 507 | } |