Bram Moolenaar | 00b28d6 | 2022-12-08 15:32:33 +0000 | [diff] [blame] | 1 | " Test Vim9 classes |
| 2 | |
| 3 | source check.vim |
| 4 | import './vim9.vim' as v9 |
| 5 | |
| 6 | def Test_class_basic() |
| 7 | var lines =<< trim END |
| 8 | class NotWorking |
| 9 | endclass |
| 10 | END |
| 11 | v9.CheckScriptFailure(lines, 'E1316:') |
| 12 | |
| 13 | lines =<< trim END |
| 14 | vim9script |
| 15 | class notWorking |
| 16 | endclass |
| 17 | END |
| 18 | v9.CheckScriptFailure(lines, 'E1314:') |
| 19 | |
| 20 | lines =<< trim END |
| 21 | vim9script |
| 22 | class Not@working |
| 23 | endclass |
| 24 | END |
| 25 | v9.CheckScriptFailure(lines, 'E1315:') |
| 26 | |
| 27 | lines =<< trim END |
| 28 | vim9script |
| 29 | abstract noclass Something |
| 30 | endclass |
| 31 | END |
| 32 | v9.CheckScriptFailure(lines, 'E475:') |
| 33 | |
| 34 | lines =<< trim END |
| 35 | vim9script |
| 36 | abstract classy Something |
| 37 | endclass |
| 38 | END |
| 39 | v9.CheckScriptFailure(lines, 'E475:') |
| 40 | |
| 41 | lines =<< trim END |
| 42 | vim9script |
| 43 | class Something |
| 44 | endcl |
| 45 | END |
| 46 | v9.CheckScriptFailure(lines, 'E1065:') |
| 47 | |
| 48 | lines =<< trim END |
| 49 | vim9script |
| 50 | class Something |
| 51 | endclass school's out |
| 52 | END |
| 53 | v9.CheckScriptFailure(lines, 'E488:') |
| 54 | |
| 55 | lines =<< trim END |
| 56 | vim9script |
| 57 | class Something |
| 58 | endclass | echo 'done' |
| 59 | END |
| 60 | v9.CheckScriptFailure(lines, 'E488:') |
| 61 | |
| 62 | lines =<< trim END |
| 63 | vim9script |
| 64 | class Something |
| 65 | this |
| 66 | endclass |
| 67 | END |
| 68 | v9.CheckScriptFailure(lines, 'E1317:') |
| 69 | |
| 70 | lines =<< trim END |
| 71 | vim9script |
| 72 | class Something |
| 73 | this. |
| 74 | endclass |
| 75 | END |
| 76 | v9.CheckScriptFailure(lines, 'E1317:') |
| 77 | |
| 78 | lines =<< trim END |
| 79 | vim9script |
| 80 | class Something |
| 81 | this .count |
| 82 | endclass |
| 83 | END |
| 84 | v9.CheckScriptFailure(lines, 'E1317:') |
| 85 | |
| 86 | lines =<< trim END |
| 87 | vim9script |
| 88 | class Something |
| 89 | this. count |
| 90 | endclass |
| 91 | END |
| 92 | v9.CheckScriptFailure(lines, 'E1317:') |
| 93 | |
| 94 | lines =<< trim END |
| 95 | vim9script |
| 96 | class Something |
| 97 | this.count: number |
| 98 | that.count |
| 99 | endclass |
| 100 | END |
| 101 | v9.CheckScriptFailure(lines, 'E1318: Not a valid command in a class: that.count') |
| 102 | |
| 103 | lines =<< trim END |
| 104 | vim9script |
| 105 | class Something |
| 106 | this.count |
| 107 | endclass |
| 108 | END |
| 109 | v9.CheckScriptFailure(lines, 'E1022:') |
| 110 | |
| 111 | lines =<< trim END |
| 112 | vim9script |
| 113 | class Something |
Bram Moolenaar | f54cedd | 2022-12-23 17:56:27 +0000 | [diff] [blame] | 114 | def new() |
| 115 | this.state = 0 |
| 116 | enddef |
| 117 | endclass |
| 118 | var obj = Something.new() |
| 119 | END |
| 120 | v9.CheckScriptFailure(lines, 'E1089:') |
| 121 | |
| 122 | lines =<< trim END |
| 123 | vim9script |
| 124 | class Something |
Bram Moolenaar | 00b28d6 | 2022-12-08 15:32:33 +0000 | [diff] [blame] | 125 | this.count : number |
| 126 | endclass |
| 127 | END |
| 128 | v9.CheckScriptFailure(lines, 'E1059:') |
| 129 | |
| 130 | lines =<< trim END |
| 131 | vim9script |
| 132 | class Something |
| 133 | this.count:number |
| 134 | endclass |
| 135 | END |
| 136 | v9.CheckScriptFailure(lines, 'E1069:') |
| 137 | |
| 138 | lines =<< trim END |
| 139 | vim9script |
| 140 | |
| 141 | class TextPosition |
| 142 | this.lnum: number |
Bram Moolenaar | 7ce7daf | 2022-12-10 18:42:12 +0000 | [diff] [blame] | 143 | this.col: number |
Bram Moolenaar | ffdaca9 | 2022-12-09 21:41:48 +0000 | [diff] [blame] | 144 | |
Bram Moolenaar | 418b547 | 2022-12-20 13:38:22 +0000 | [diff] [blame] | 145 | # make a nicely formatted string |
Bram Moolenaar | ffdaca9 | 2022-12-09 21:41:48 +0000 | [diff] [blame] | 146 | def ToString(): string |
| 147 | return $'({this.lnum}, {this.col})' |
| 148 | enddef |
Bram Moolenaar | 00b28d6 | 2022-12-08 15:32:33 +0000 | [diff] [blame] | 149 | endclass |
| 150 | |
Bram Moolenaar | d28d7b9 | 2022-12-08 20:42:00 +0000 | [diff] [blame] | 151 | # use the automatically generated new() method |
| 152 | var pos = TextPosition.new(2, 12) |
| 153 | assert_equal(2, pos.lnum) |
| 154 | assert_equal(12, pos.col) |
Bram Moolenaar | ffdaca9 | 2022-12-09 21:41:48 +0000 | [diff] [blame] | 155 | |
| 156 | # call an object method |
| 157 | assert_equal('(2, 12)', pos.ToString()) |
Bram Moolenaar | 00b28d6 | 2022-12-08 15:32:33 +0000 | [diff] [blame] | 158 | END |
| 159 | v9.CheckScriptSuccess(lines) |
| 160 | enddef |
| 161 | |
Bram Moolenaar | 7ce7daf | 2022-12-10 18:42:12 +0000 | [diff] [blame] | 162 | def Test_class_member_initializer() |
| 163 | var lines =<< trim END |
| 164 | vim9script |
| 165 | |
| 166 | class TextPosition |
| 167 | this.lnum: number = 1 |
| 168 | this.col: number = 1 |
| 169 | |
Bram Moolenaar | 418b547 | 2022-12-20 13:38:22 +0000 | [diff] [blame] | 170 | # constructor with only the line number |
Bram Moolenaar | 7ce7daf | 2022-12-10 18:42:12 +0000 | [diff] [blame] | 171 | def new(lnum: number) |
| 172 | this.lnum = lnum |
| 173 | enddef |
| 174 | endclass |
| 175 | |
| 176 | var pos = TextPosition.new(3) |
| 177 | assert_equal(3, pos.lnum) |
| 178 | assert_equal(1, pos.col) |
| 179 | |
| 180 | var instr = execute('disassemble TextPosition.new') |
| 181 | assert_match('new\_s*' .. |
Bram Moolenaar | 3ea8a1b | 2022-12-10 19:03:51 +0000 | [diff] [blame] | 182 | '0 NEW TextPosition size \d\+\_s*' .. |
Bram Moolenaar | 7ce7daf | 2022-12-10 18:42:12 +0000 | [diff] [blame] | 183 | '\d PUSHNR 1\_s*' .. |
| 184 | '\d STORE_THIS 0\_s*' .. |
| 185 | '\d PUSHNR 1\_s*' .. |
| 186 | '\d STORE_THIS 1\_s*' .. |
| 187 | 'this.lnum = lnum\_s*' .. |
| 188 | '\d LOAD arg\[-1]\_s*' .. |
| 189 | '\d PUSHNR 0\_s*' .. |
| 190 | '\d LOAD $0\_s*' .. |
| 191 | '\d\+ STOREINDEX object\_s*' .. |
| 192 | '\d\+ RETURN object.*', |
| 193 | instr) |
| 194 | END |
| 195 | v9.CheckScriptSuccess(lines) |
| 196 | enddef |
| 197 | |
Bram Moolenaar | 65b0d16 | 2022-12-13 18:43:22 +0000 | [diff] [blame] | 198 | def Test_class_default_new() |
| 199 | var lines =<< trim END |
| 200 | vim9script |
| 201 | |
| 202 | class TextPosition |
| 203 | this.lnum: number = 1 |
| 204 | this.col: number = 1 |
| 205 | endclass |
| 206 | |
| 207 | var pos = TextPosition.new() |
| 208 | assert_equal(1, pos.lnum) |
| 209 | assert_equal(1, pos.col) |
| 210 | |
| 211 | pos = TextPosition.new(v:none, v:none) |
| 212 | assert_equal(1, pos.lnum) |
| 213 | assert_equal(1, pos.col) |
| 214 | |
| 215 | pos = TextPosition.new(3, 22) |
| 216 | assert_equal(3, pos.lnum) |
| 217 | assert_equal(22, pos.col) |
| 218 | |
| 219 | pos = TextPosition.new(v:none, 33) |
| 220 | assert_equal(1, pos.lnum) |
| 221 | assert_equal(33, pos.col) |
| 222 | END |
| 223 | v9.CheckScriptSuccess(lines) |
| 224 | |
| 225 | lines =<< trim END |
| 226 | vim9script |
| 227 | class Person |
| 228 | this.name: string |
| 229 | this.age: number = 42 |
| 230 | this.education: string = "unknown" |
| 231 | |
| 232 | def new(this.name, this.age = v:none, this.education = v:none) |
| 233 | enddef |
| 234 | endclass |
| 235 | |
| 236 | var piet = Person.new("Piet") |
| 237 | assert_equal("Piet", piet.name) |
| 238 | assert_equal(42, piet.age) |
| 239 | assert_equal("unknown", piet.education) |
| 240 | |
| 241 | var chris = Person.new("Chris", 4, "none") |
| 242 | assert_equal("Chris", chris.name) |
| 243 | assert_equal(4, chris.age) |
| 244 | assert_equal("none", chris.education) |
| 245 | END |
| 246 | v9.CheckScriptSuccess(lines) |
Bram Moolenaar | 74e1274 | 2022-12-13 21:14:28 +0000 | [diff] [blame] | 247 | |
| 248 | lines =<< trim END |
| 249 | vim9script |
| 250 | class Person |
| 251 | this.name: string |
| 252 | this.age: number = 42 |
| 253 | this.education: string = "unknown" |
| 254 | |
| 255 | def new(this.name, this.age = v:none, this.education = v:none) |
| 256 | enddef |
| 257 | endclass |
| 258 | |
| 259 | var missing = Person.new() |
| 260 | END |
| 261 | v9.CheckScriptFailure(lines, 'E119:') |
Bram Moolenaar | 65b0d16 | 2022-12-13 18:43:22 +0000 | [diff] [blame] | 262 | enddef |
| 263 | |
Bram Moolenaar | 74e1274 | 2022-12-13 21:14:28 +0000 | [diff] [blame] | 264 | def Test_class_object_member_inits() |
| 265 | var lines =<< trim END |
| 266 | vim9script |
| 267 | class TextPosition |
| 268 | this.lnum: number |
| 269 | this.col = 1 |
| 270 | this.addcol: number = 2 |
| 271 | endclass |
| 272 | |
| 273 | var pos = TextPosition.new() |
| 274 | assert_equal(0, pos.lnum) |
| 275 | assert_equal(1, pos.col) |
| 276 | assert_equal(2, pos.addcol) |
| 277 | END |
| 278 | v9.CheckScriptSuccess(lines) |
| 279 | |
| 280 | lines =<< trim END |
| 281 | vim9script |
| 282 | class TextPosition |
| 283 | this.lnum |
| 284 | this.col = 1 |
| 285 | endclass |
| 286 | END |
| 287 | v9.CheckScriptFailure(lines, 'E1022:') |
| 288 | |
| 289 | lines =<< trim END |
| 290 | vim9script |
| 291 | class TextPosition |
| 292 | this.lnum = v:none |
| 293 | this.col = 1 |
| 294 | endclass |
| 295 | END |
| 296 | v9.CheckScriptFailure(lines, 'E1330:') |
| 297 | enddef |
| 298 | |
Bram Moolenaar | 3d473ee | 2022-12-14 20:59:32 +0000 | [diff] [blame] | 299 | def Test_class_object_member_access() |
| 300 | var lines =<< trim END |
| 301 | vim9script |
| 302 | class Triple |
| 303 | this._one = 1 |
| 304 | this.two = 2 |
| 305 | public this.three = 3 |
| 306 | |
| 307 | def GetOne(): number |
| 308 | return this._one |
| 309 | enddef |
| 310 | endclass |
| 311 | |
| 312 | var trip = Triple.new() |
| 313 | assert_equal(1, trip.GetOne()) |
| 314 | assert_equal(2, trip.two) |
| 315 | assert_equal(3, trip.three) |
| 316 | assert_fails('echo trip._one', 'E1333') |
| 317 | |
| 318 | assert_fails('trip._one = 11', 'E1333') |
| 319 | assert_fails('trip.two = 22', 'E1335') |
| 320 | trip.three = 33 |
| 321 | assert_equal(33, trip.three) |
Bram Moolenaar | d505d17 | 2022-12-18 21:42:55 +0000 | [diff] [blame] | 322 | |
| 323 | assert_fails('trip.four = 4', 'E1334') |
| 324 | END |
| 325 | v9.CheckScriptSuccess(lines) |
Bram Moolenaar | 590162c | 2022-12-24 21:24:06 +0000 | [diff] [blame] | 326 | |
| 327 | lines =<< trim END |
| 328 | vim9script |
| 329 | |
| 330 | class MyCar |
| 331 | this.make: string |
Bram Moolenaar | 574950d | 2023-01-03 19:08:50 +0000 | [diff] [blame] | 332 | this.age = 5 |
Bram Moolenaar | 590162c | 2022-12-24 21:24:06 +0000 | [diff] [blame] | 333 | |
| 334 | def new(make_arg: string) |
| 335 | this.make = make_arg |
| 336 | enddef |
| 337 | |
| 338 | def GetMake(): string |
| 339 | return $"make = {this.make}" |
| 340 | enddef |
Bram Moolenaar | 574950d | 2023-01-03 19:08:50 +0000 | [diff] [blame] | 341 | def GetAge(): number |
| 342 | return this.age |
| 343 | enddef |
Bram Moolenaar | 590162c | 2022-12-24 21:24:06 +0000 | [diff] [blame] | 344 | endclass |
| 345 | |
| 346 | var c = MyCar.new("abc") |
| 347 | assert_equal('make = abc', c.GetMake()) |
| 348 | |
| 349 | c = MyCar.new("def") |
| 350 | assert_equal('make = def', c.GetMake()) |
| 351 | |
| 352 | var c2 = MyCar.new("123") |
| 353 | assert_equal('make = 123', c2.GetMake()) |
Bram Moolenaar | 574950d | 2023-01-03 19:08:50 +0000 | [diff] [blame] | 354 | |
| 355 | def CheckCar() |
| 356 | assert_equal("make = def", c.GetMake()) |
| 357 | assert_equal(5, c.GetAge()) |
| 358 | enddef |
| 359 | CheckCar() |
Bram Moolenaar | 590162c | 2022-12-24 21:24:06 +0000 | [diff] [blame] | 360 | END |
| 361 | v9.CheckScriptSuccess(lines) |
Bram Moolenaar | 6ef5471 | 2022-12-25 19:31:36 +0000 | [diff] [blame] | 362 | |
| 363 | lines =<< trim END |
| 364 | vim9script |
| 365 | |
| 366 | class MyCar |
| 367 | this.make: string |
| 368 | |
| 369 | def new(make_arg: string) |
| 370 | this.make = make_arg |
| 371 | enddef |
| 372 | endclass |
| 373 | |
| 374 | var c = MyCar.new("abc") |
| 375 | var c = MyCar.new("def") |
| 376 | END |
| 377 | v9.CheckScriptFailure(lines, 'E1041:') |
Bram Moolenaar | d505d17 | 2022-12-18 21:42:55 +0000 | [diff] [blame] | 378 | enddef |
| 379 | |
Bram Moolenaar | bcf31ec | 2023-01-02 20:32:24 +0000 | [diff] [blame] | 380 | def Test_class_object_compare() |
| 381 | var class_lines =<< trim END |
| 382 | vim9script |
| 383 | class Item |
| 384 | this.nr = 0 |
| 385 | this.name = 'xx' |
| 386 | endclass |
| 387 | END |
| 388 | |
| 389 | # used at the script level and in a compiled function |
| 390 | var test_lines =<< trim END |
| 391 | var i1 = Item.new() |
| 392 | assert_equal(i1, i1) |
| 393 | assert_true(i1 is i1) |
| 394 | var i2 = Item.new() |
| 395 | assert_equal(i1, i2) |
| 396 | assert_false(i1 is i2) |
| 397 | var i3 = Item.new(0, 'xx') |
| 398 | assert_equal(i1, i3) |
| 399 | |
| 400 | var io1 = Item.new(1, 'xx') |
| 401 | assert_notequal(i1, io1) |
| 402 | var io2 = Item.new(0, 'yy') |
| 403 | assert_notequal(i1, io2) |
| 404 | END |
| 405 | |
| 406 | v9.CheckScriptSuccess(class_lines + test_lines) |
Bram Moolenaar | 46ab925 | 2023-01-03 14:01:21 +0000 | [diff] [blame] | 407 | v9.CheckScriptSuccess( |
| 408 | class_lines + ['def Test()'] + test_lines + ['enddef', 'Test()']) |
Bram Moolenaar | bcf31ec | 2023-01-02 20:32:24 +0000 | [diff] [blame] | 409 | |
| 410 | for op in ['>', '>=', '<', '<=', '=~', '!~'] |
| 411 | var op_lines = [ |
| 412 | 'var i1 = Item.new()', |
| 413 | 'var i2 = Item.new()', |
| 414 | 'echo i1 ' .. op .. ' i2', |
| 415 | ] |
| 416 | v9.CheckScriptFailure(class_lines + op_lines, 'E1153: Invalid operation for object') |
Bram Moolenaar | 46ab925 | 2023-01-03 14:01:21 +0000 | [diff] [blame] | 417 | v9.CheckScriptFailure(class_lines |
| 418 | + ['def Test()'] + op_lines + ['enddef', 'Test()'], 'E1153: Invalid operation for object') |
Bram Moolenaar | bcf31ec | 2023-01-02 20:32:24 +0000 | [diff] [blame] | 419 | endfor |
| 420 | enddef |
| 421 | |
Bram Moolenaar | 6acf757 | 2023-01-01 19:53:30 +0000 | [diff] [blame] | 422 | def Test_class_member() |
| 423 | # check access rules |
Bram Moolenaar | d505d17 | 2022-12-18 21:42:55 +0000 | [diff] [blame] | 424 | var lines =<< trim END |
| 425 | vim9script |
| 426 | class TextPos |
| 427 | this.lnum = 1 |
| 428 | this.col = 1 |
| 429 | static counter = 0 |
Bram Moolenaar | 9f2d97e | 2022-12-31 19:01:02 +0000 | [diff] [blame] | 430 | static _secret = 7 |
| 431 | public static anybody = 42 |
Bram Moolenaar | d505d17 | 2022-12-18 21:42:55 +0000 | [diff] [blame] | 432 | |
Bram Moolenaar | 6bafdd4 | 2023-01-01 12:58:33 +0000 | [diff] [blame] | 433 | static def AddToCounter(nr: number) |
Bram Moolenaar | d505d17 | 2022-12-18 21:42:55 +0000 | [diff] [blame] | 434 | counter += nr |
| 435 | enddef |
| 436 | endclass |
| 437 | |
| 438 | assert_equal(0, TextPos.counter) |
| 439 | TextPos.AddToCounter(3) |
| 440 | assert_equal(3, TextPos.counter) |
Bram Moolenaar | f54cedd | 2022-12-23 17:56:27 +0000 | [diff] [blame] | 441 | assert_fails('echo TextPos.noSuchMember', 'E1338:') |
Bram Moolenaar | 3259ff3 | 2023-01-04 18:54:09 +0000 | [diff] [blame] | 442 | |
| 443 | def GetCounter(): number |
| 444 | return TextPos.counter |
| 445 | enddef |
| 446 | assert_equal(3, GetCounter()) |
Bram Moolenaar | d505d17 | 2022-12-18 21:42:55 +0000 | [diff] [blame] | 447 | |
Bram Moolenaar | f54cedd | 2022-12-23 17:56:27 +0000 | [diff] [blame] | 448 | assert_fails('TextPos.noSuchMember = 2', 'E1337:') |
Bram Moolenaar | 9f2d97e | 2022-12-31 19:01:02 +0000 | [diff] [blame] | 449 | assert_fails('TextPos.counter = 5', 'E1335:') |
| 450 | assert_fails('TextPos.counter += 5', 'E1335:') |
| 451 | |
| 452 | assert_fails('echo TextPos._secret', 'E1333:') |
| 453 | assert_fails('TextPos._secret = 8', 'E1333:') |
| 454 | |
| 455 | assert_equal(42, TextPos.anybody) |
| 456 | TextPos.anybody = 12 |
| 457 | assert_equal(12, TextPos.anybody) |
| 458 | TextPos.anybody += 5 |
| 459 | assert_equal(17, TextPos.anybody) |
Bram Moolenaar | 3d473ee | 2022-12-14 20:59:32 +0000 | [diff] [blame] | 460 | END |
| 461 | v9.CheckScriptSuccess(lines) |
Bram Moolenaar | 6acf757 | 2023-01-01 19:53:30 +0000 | [diff] [blame] | 462 | |
| 463 | # check shadowing |
| 464 | lines =<< trim END |
| 465 | vim9script |
| 466 | |
| 467 | class Some |
| 468 | static count = 0 |
| 469 | def Method(count: number) |
| 470 | echo count |
| 471 | enddef |
| 472 | endclass |
| 473 | |
| 474 | var s = Some.new() |
| 475 | s.Method(7) |
| 476 | END |
| 477 | v9.CheckScriptFailure(lines, 'E1340: Argument already declared in the class: count') |
| 478 | |
| 479 | lines =<< trim END |
| 480 | vim9script |
| 481 | |
| 482 | class Some |
| 483 | static count = 0 |
| 484 | def Method(arg: number) |
| 485 | var count = 3 |
| 486 | echo arg count |
| 487 | enddef |
| 488 | endclass |
| 489 | |
| 490 | var s = Some.new() |
| 491 | s.Method(7) |
| 492 | END |
| 493 | v9.CheckScriptFailure(lines, 'E1341: Variable already declared in the class: count') |
Bram Moolenaar | 3d473ee | 2022-12-14 20:59:32 +0000 | [diff] [blame] | 494 | enddef |
| 495 | |
Bram Moolenaar | cf760d5 | 2023-01-05 13:16:04 +0000 | [diff] [blame] | 496 | func Test_class_garbagecollect() |
| 497 | let lines =<< trim END |
| 498 | vim9script |
| 499 | |
| 500 | class Point |
| 501 | this.p = [2, 3] |
| 502 | static pl = ['a', 'b'] |
| 503 | static pd = {a: 'a', b: 'b'} |
| 504 | endclass |
| 505 | |
| 506 | echo Point.pl Point.pd |
| 507 | call test_garbagecollect_now() |
| 508 | echo Point.pl Point.pd |
| 509 | END |
| 510 | call v9.CheckScriptSuccess(lines) |
| 511 | endfunc |
| 512 | |
Bram Moolenaar | 6bafdd4 | 2023-01-01 12:58:33 +0000 | [diff] [blame] | 513 | def Test_class_function() |
| 514 | var lines =<< trim END |
| 515 | vim9script |
| 516 | class Value |
| 517 | this.value = 0 |
| 518 | static objects = 0 |
| 519 | |
| 520 | def new(v: number) |
| 521 | this.value = v |
| 522 | ++objects |
| 523 | enddef |
| 524 | |
| 525 | static def GetCount(): number |
| 526 | return objects |
| 527 | enddef |
| 528 | endclass |
| 529 | |
| 530 | assert_equal(0, Value.GetCount()) |
| 531 | var v1 = Value.new(2) |
| 532 | assert_equal(1, Value.GetCount()) |
| 533 | var v2 = Value.new(7) |
| 534 | assert_equal(2, Value.GetCount()) |
| 535 | END |
| 536 | v9.CheckScriptSuccess(lines) |
| 537 | enddef |
| 538 | |
Bram Moolenaar | 91c9d6d | 2022-12-14 17:30:37 +0000 | [diff] [blame] | 539 | def Test_class_object_to_string() |
| 540 | var lines =<< trim END |
| 541 | vim9script |
| 542 | class TextPosition |
| 543 | this.lnum = 1 |
| 544 | this.col = 22 |
| 545 | endclass |
| 546 | |
| 547 | assert_equal("class TextPosition", string(TextPosition)) |
| 548 | |
| 549 | var pos = TextPosition.new() |
| 550 | assert_equal("object of TextPosition {lnum: 1, col: 22}", string(pos)) |
| 551 | END |
| 552 | v9.CheckScriptSuccess(lines) |
| 553 | enddef |
Bram Moolenaar | 74e1274 | 2022-12-13 21:14:28 +0000 | [diff] [blame] | 554 | |
Bram Moolenaar | 554d031 | 2023-01-05 19:59:18 +0000 | [diff] [blame] | 555 | def Test_interface_basics() |
| 556 | var lines =<< trim END |
| 557 | vim9script |
| 558 | interface Something |
| 559 | this.value: string |
| 560 | static count: number |
| 561 | def GetCount(): number |
| 562 | endinterface |
| 563 | END |
| 564 | v9.CheckScriptSuccess(lines) |
| 565 | |
| 566 | lines =<< trim END |
| 567 | interface SomethingWrong |
| 568 | static count = 7 |
| 569 | endinterface |
| 570 | END |
| 571 | v9.CheckScriptFailure(lines, 'E1342:') |
| 572 | |
| 573 | lines =<< trim END |
| 574 | vim9script |
| 575 | |
| 576 | interface Some |
| 577 | static count: number |
| 578 | def Method(count: number) |
| 579 | endinterface |
| 580 | END |
| 581 | # TODO: this should give an error for "count" shadowing |
| 582 | v9.CheckScriptSuccess(lines) |
| 583 | |
| 584 | lines =<< trim END |
| 585 | vim9script |
| 586 | interface somethingWrong |
| 587 | static count = 7 |
| 588 | endinterface |
| 589 | END |
| 590 | v9.CheckScriptFailure(lines, 'E1343: Interface name must start with an uppercase letter: somethingWrong') |
| 591 | |
| 592 | lines =<< trim END |
| 593 | vim9script |
| 594 | interface SomethingWrong |
| 595 | this.value: string |
| 596 | static count = 7 |
| 597 | def GetCount(): number |
| 598 | endinterface |
| 599 | END |
| 600 | v9.CheckScriptFailure(lines, 'E1344:') |
| 601 | |
| 602 | lines =<< trim END |
| 603 | vim9script |
| 604 | interface SomethingWrong |
| 605 | this.value: string |
| 606 | static count: number |
| 607 | def GetCount(): number |
| 608 | return 5 |
| 609 | enddef |
| 610 | endinterface |
| 611 | END |
| 612 | v9.CheckScriptFailure(lines, 'E1345: Not a valid command in an interface: return 5') |
| 613 | enddef |
| 614 | |
Bram Moolenaar | 94674f2 | 2023-01-06 18:42:20 +0000 | [diff] [blame] | 615 | def Test_class_implements_interface() |
| 616 | var lines =<< trim END |
| 617 | vim9script |
| 618 | |
| 619 | interface Some |
| 620 | static count: number |
| 621 | def Method(nr: number) |
| 622 | endinterface |
| 623 | |
| 624 | class SomeImpl implements Some |
| 625 | static count: number |
| 626 | def Method(nr: number) |
| 627 | echo nr |
| 628 | enddef |
| 629 | endclass |
Bram Moolenaar | df8f947 | 2023-01-07 14:51:03 +0000 | [diff] [blame^] | 630 | |
| 631 | interface Another |
| 632 | this.member: string |
| 633 | endinterface |
| 634 | |
| 635 | class SomeImpl implements Some, Another |
| 636 | this.member = 'abc' |
| 637 | static count: number |
| 638 | def Method(nr: number) |
| 639 | echo nr |
| 640 | enddef |
| 641 | endclass |
| 642 | |
Bram Moolenaar | 94674f2 | 2023-01-06 18:42:20 +0000 | [diff] [blame] | 643 | END |
| 644 | v9.CheckScriptSuccess(lines) |
| 645 | |
| 646 | lines =<< trim END |
| 647 | vim9script |
| 648 | |
| 649 | interface Some |
| 650 | static counter: number |
Bram Moolenaar | df8f947 | 2023-01-07 14:51:03 +0000 | [diff] [blame^] | 651 | endinterface |
| 652 | |
| 653 | class SomeImpl implements Some implements Some |
| 654 | static count: number |
| 655 | endclass |
| 656 | END |
| 657 | v9.CheckScriptFailure(lines, 'E1350:') |
| 658 | |
| 659 | lines =<< trim END |
| 660 | vim9script |
| 661 | |
| 662 | interface Some |
| 663 | static counter: number |
| 664 | endinterface |
| 665 | |
| 666 | class SomeImpl implements Some, Some |
| 667 | static count: number |
| 668 | endclass |
| 669 | END |
| 670 | v9.CheckScriptFailure(lines, 'E1351: Duplicate interface after "implements": Some') |
| 671 | |
| 672 | lines =<< trim END |
| 673 | vim9script |
| 674 | |
| 675 | interface Some |
| 676 | static counter: number |
Bram Moolenaar | 94674f2 | 2023-01-06 18:42:20 +0000 | [diff] [blame] | 677 | def Method(nr: number) |
| 678 | endinterface |
| 679 | |
| 680 | class SomeImpl implements Some |
| 681 | static count: number |
| 682 | def Method(nr: number) |
| 683 | echo nr |
| 684 | enddef |
| 685 | endclass |
| 686 | END |
| 687 | v9.CheckScriptFailure(lines, 'E1348: Member "counter" of interface "Some" not implemented') |
| 688 | |
| 689 | lines =<< trim END |
| 690 | vim9script |
| 691 | |
| 692 | interface Some |
| 693 | static count: number |
| 694 | def Methods(nr: number) |
| 695 | endinterface |
| 696 | |
| 697 | class SomeImpl implements Some |
| 698 | static count: number |
| 699 | def Method(nr: number) |
| 700 | echo nr |
| 701 | enddef |
| 702 | endclass |
| 703 | END |
| 704 | v9.CheckScriptFailure(lines, 'E1349: Function "Methods" of interface "Some" not implemented') |
| 705 | enddef |
| 706 | |
Bram Moolenaar | eca2c5f | 2023-01-07 12:08:41 +0000 | [diff] [blame] | 707 | def Test_class_used_as_type() |
| 708 | var lines =<< trim END |
| 709 | vim9script |
| 710 | |
| 711 | class Point |
| 712 | this.x = 0 |
| 713 | this.y = 0 |
| 714 | endclass |
| 715 | |
| 716 | var p: Point |
| 717 | p = Point.new(2, 33) |
| 718 | assert_equal(2, p.x) |
| 719 | assert_equal(33, p.y) |
| 720 | END |
| 721 | v9.CheckScriptSuccess(lines) |
| 722 | |
| 723 | lines =<< trim END |
| 724 | vim9script |
| 725 | |
| 726 | interface HasX |
| 727 | this.x: number |
| 728 | endinterface |
| 729 | |
| 730 | class Point implements HasX |
| 731 | this.x = 0 |
| 732 | this.y = 0 |
| 733 | endclass |
| 734 | |
| 735 | var p: Point |
| 736 | p = Point.new(2, 33) |
| 737 | var hx = p |
| 738 | assert_equal(2, hx.x) |
| 739 | END |
| 740 | v9.CheckScriptSuccess(lines) |
| 741 | |
| 742 | lines =<< trim END |
| 743 | vim9script |
| 744 | |
| 745 | class Point |
| 746 | this.x = 0 |
| 747 | this.y = 0 |
| 748 | endclass |
| 749 | |
| 750 | var p: Point |
| 751 | p = 'text' |
| 752 | END |
| 753 | v9.CheckScriptFailure(lines, 'E1012: Type mismatch; expected object but got string') |
| 754 | enddef |
| 755 | |
Bram Moolenaar | 00b28d6 | 2022-12-08 15:32:33 +0000 | [diff] [blame] | 756 | |
| 757 | " vim: ts=8 sw=2 sts=2 expandtab tw=80 fdm=marker |