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 | c0c2c26 | 2023-01-12 21:08:53 +0000 | [diff] [blame] | 158 | |
| 159 | assert_equal(v:t_class, type(TextPosition)) |
| 160 | assert_equal(v:t_object, type(pos)) |
| 161 | assert_equal('class<TextPosition>', typename(TextPosition)) |
| 162 | assert_equal('object<TextPosition>', typename(pos)) |
Bram Moolenaar | 00b28d6 | 2022-12-08 15:32:33 +0000 | [diff] [blame] | 163 | END |
| 164 | v9.CheckScriptSuccess(lines) |
| 165 | enddef |
| 166 | |
Bram Moolenaar | 7ce7daf | 2022-12-10 18:42:12 +0000 | [diff] [blame] | 167 | def Test_class_member_initializer() |
| 168 | var lines =<< trim END |
| 169 | vim9script |
| 170 | |
| 171 | class TextPosition |
| 172 | this.lnum: number = 1 |
| 173 | this.col: number = 1 |
| 174 | |
Bram Moolenaar | 418b547 | 2022-12-20 13:38:22 +0000 | [diff] [blame] | 175 | # constructor with only the line number |
Bram Moolenaar | 7ce7daf | 2022-12-10 18:42:12 +0000 | [diff] [blame] | 176 | def new(lnum: number) |
| 177 | this.lnum = lnum |
| 178 | enddef |
| 179 | endclass |
| 180 | |
| 181 | var pos = TextPosition.new(3) |
| 182 | assert_equal(3, pos.lnum) |
| 183 | assert_equal(1, pos.col) |
| 184 | |
| 185 | var instr = execute('disassemble TextPosition.new') |
| 186 | assert_match('new\_s*' .. |
Bram Moolenaar | 3ea8a1b | 2022-12-10 19:03:51 +0000 | [diff] [blame] | 187 | '0 NEW TextPosition size \d\+\_s*' .. |
Bram Moolenaar | 7ce7daf | 2022-12-10 18:42:12 +0000 | [diff] [blame] | 188 | '\d PUSHNR 1\_s*' .. |
| 189 | '\d STORE_THIS 0\_s*' .. |
| 190 | '\d PUSHNR 1\_s*' .. |
| 191 | '\d STORE_THIS 1\_s*' .. |
| 192 | 'this.lnum = lnum\_s*' .. |
| 193 | '\d LOAD arg\[-1]\_s*' .. |
| 194 | '\d PUSHNR 0\_s*' .. |
| 195 | '\d LOAD $0\_s*' .. |
| 196 | '\d\+ STOREINDEX object\_s*' .. |
| 197 | '\d\+ RETURN object.*', |
| 198 | instr) |
| 199 | END |
| 200 | v9.CheckScriptSuccess(lines) |
| 201 | enddef |
| 202 | |
Bram Moolenaar | 4cae845 | 2023-01-15 15:51:48 +0000 | [diff] [blame^] | 203 | def Test_assignment_with_operator() |
| 204 | var lines =<< trim END |
| 205 | vim9script |
| 206 | |
| 207 | class Foo |
| 208 | this.x: number |
| 209 | |
| 210 | def Add(n: number) |
| 211 | this.x += n |
| 212 | enddef |
| 213 | endclass |
| 214 | |
| 215 | var f = Foo.new(3) |
| 216 | f.Add(17) |
| 217 | assert_equal(20, f.x) |
| 218 | END |
| 219 | v9.CheckScriptSuccess(lines) |
| 220 | enddef |
| 221 | |
Bram Moolenaar | 65b0d16 | 2022-12-13 18:43:22 +0000 | [diff] [blame] | 222 | def Test_class_default_new() |
| 223 | var lines =<< trim END |
| 224 | vim9script |
| 225 | |
| 226 | class TextPosition |
| 227 | this.lnum: number = 1 |
| 228 | this.col: number = 1 |
| 229 | endclass |
| 230 | |
| 231 | var pos = TextPosition.new() |
| 232 | assert_equal(1, pos.lnum) |
| 233 | assert_equal(1, pos.col) |
| 234 | |
| 235 | pos = TextPosition.new(v:none, v:none) |
| 236 | assert_equal(1, pos.lnum) |
| 237 | assert_equal(1, pos.col) |
| 238 | |
| 239 | pos = TextPosition.new(3, 22) |
| 240 | assert_equal(3, pos.lnum) |
| 241 | assert_equal(22, pos.col) |
| 242 | |
| 243 | pos = TextPosition.new(v:none, 33) |
| 244 | assert_equal(1, pos.lnum) |
| 245 | assert_equal(33, pos.col) |
| 246 | END |
| 247 | v9.CheckScriptSuccess(lines) |
| 248 | |
| 249 | lines =<< trim END |
| 250 | vim9script |
| 251 | class Person |
| 252 | this.name: string |
| 253 | this.age: number = 42 |
| 254 | this.education: string = "unknown" |
| 255 | |
| 256 | def new(this.name, this.age = v:none, this.education = v:none) |
| 257 | enddef |
| 258 | endclass |
| 259 | |
| 260 | var piet = Person.new("Piet") |
| 261 | assert_equal("Piet", piet.name) |
| 262 | assert_equal(42, piet.age) |
| 263 | assert_equal("unknown", piet.education) |
| 264 | |
| 265 | var chris = Person.new("Chris", 4, "none") |
| 266 | assert_equal("Chris", chris.name) |
| 267 | assert_equal(4, chris.age) |
| 268 | assert_equal("none", chris.education) |
| 269 | END |
| 270 | v9.CheckScriptSuccess(lines) |
Bram Moolenaar | 74e1274 | 2022-12-13 21:14:28 +0000 | [diff] [blame] | 271 | |
| 272 | lines =<< trim END |
| 273 | vim9script |
| 274 | class Person |
| 275 | this.name: string |
| 276 | this.age: number = 42 |
| 277 | this.education: string = "unknown" |
| 278 | |
| 279 | def new(this.name, this.age = v:none, this.education = v:none) |
| 280 | enddef |
| 281 | endclass |
| 282 | |
| 283 | var missing = Person.new() |
| 284 | END |
| 285 | v9.CheckScriptFailure(lines, 'E119:') |
Bram Moolenaar | 65b0d16 | 2022-12-13 18:43:22 +0000 | [diff] [blame] | 286 | enddef |
| 287 | |
Bram Moolenaar | 74e1274 | 2022-12-13 21:14:28 +0000 | [diff] [blame] | 288 | def Test_class_object_member_inits() |
| 289 | var lines =<< trim END |
| 290 | vim9script |
| 291 | class TextPosition |
| 292 | this.lnum: number |
| 293 | this.col = 1 |
| 294 | this.addcol: number = 2 |
| 295 | endclass |
| 296 | |
| 297 | var pos = TextPosition.new() |
| 298 | assert_equal(0, pos.lnum) |
| 299 | assert_equal(1, pos.col) |
| 300 | assert_equal(2, pos.addcol) |
| 301 | END |
| 302 | v9.CheckScriptSuccess(lines) |
| 303 | |
| 304 | lines =<< trim END |
| 305 | vim9script |
| 306 | class TextPosition |
| 307 | this.lnum |
| 308 | this.col = 1 |
| 309 | endclass |
| 310 | END |
| 311 | v9.CheckScriptFailure(lines, 'E1022:') |
| 312 | |
| 313 | lines =<< trim END |
| 314 | vim9script |
| 315 | class TextPosition |
| 316 | this.lnum = v:none |
| 317 | this.col = 1 |
| 318 | endclass |
| 319 | END |
| 320 | v9.CheckScriptFailure(lines, 'E1330:') |
| 321 | enddef |
| 322 | |
Bram Moolenaar | 3d473ee | 2022-12-14 20:59:32 +0000 | [diff] [blame] | 323 | def Test_class_object_member_access() |
| 324 | var lines =<< trim END |
| 325 | vim9script |
| 326 | class Triple |
| 327 | this._one = 1 |
| 328 | this.two = 2 |
| 329 | public this.three = 3 |
| 330 | |
| 331 | def GetOne(): number |
| 332 | return this._one |
| 333 | enddef |
| 334 | endclass |
| 335 | |
| 336 | var trip = Triple.new() |
| 337 | assert_equal(1, trip.GetOne()) |
| 338 | assert_equal(2, trip.two) |
| 339 | assert_equal(3, trip.three) |
| 340 | assert_fails('echo trip._one', 'E1333') |
| 341 | |
| 342 | assert_fails('trip._one = 11', 'E1333') |
| 343 | assert_fails('trip.two = 22', 'E1335') |
| 344 | trip.three = 33 |
| 345 | assert_equal(33, trip.three) |
Bram Moolenaar | d505d17 | 2022-12-18 21:42:55 +0000 | [diff] [blame] | 346 | |
| 347 | assert_fails('trip.four = 4', 'E1334') |
| 348 | END |
| 349 | v9.CheckScriptSuccess(lines) |
Bram Moolenaar | 590162c | 2022-12-24 21:24:06 +0000 | [diff] [blame] | 350 | |
| 351 | lines =<< trim END |
| 352 | vim9script |
| 353 | |
| 354 | class MyCar |
| 355 | this.make: string |
Bram Moolenaar | 574950d | 2023-01-03 19:08:50 +0000 | [diff] [blame] | 356 | this.age = 5 |
Bram Moolenaar | 590162c | 2022-12-24 21:24:06 +0000 | [diff] [blame] | 357 | |
| 358 | def new(make_arg: string) |
| 359 | this.make = make_arg |
| 360 | enddef |
| 361 | |
| 362 | def GetMake(): string |
| 363 | return $"make = {this.make}" |
| 364 | enddef |
Bram Moolenaar | 574950d | 2023-01-03 19:08:50 +0000 | [diff] [blame] | 365 | def GetAge(): number |
| 366 | return this.age |
| 367 | enddef |
Bram Moolenaar | 590162c | 2022-12-24 21:24:06 +0000 | [diff] [blame] | 368 | endclass |
| 369 | |
| 370 | var c = MyCar.new("abc") |
| 371 | assert_equal('make = abc', c.GetMake()) |
| 372 | |
| 373 | c = MyCar.new("def") |
| 374 | assert_equal('make = def', c.GetMake()) |
| 375 | |
| 376 | var c2 = MyCar.new("123") |
| 377 | assert_equal('make = 123', c2.GetMake()) |
Bram Moolenaar | 574950d | 2023-01-03 19:08:50 +0000 | [diff] [blame] | 378 | |
| 379 | def CheckCar() |
| 380 | assert_equal("make = def", c.GetMake()) |
| 381 | assert_equal(5, c.GetAge()) |
| 382 | enddef |
| 383 | CheckCar() |
Bram Moolenaar | 590162c | 2022-12-24 21:24:06 +0000 | [diff] [blame] | 384 | END |
| 385 | v9.CheckScriptSuccess(lines) |
Bram Moolenaar | 6ef5471 | 2022-12-25 19:31:36 +0000 | [diff] [blame] | 386 | |
| 387 | lines =<< trim END |
| 388 | vim9script |
| 389 | |
| 390 | class MyCar |
| 391 | this.make: string |
| 392 | |
| 393 | def new(make_arg: string) |
| 394 | this.make = make_arg |
| 395 | enddef |
| 396 | endclass |
| 397 | |
| 398 | var c = MyCar.new("abc") |
| 399 | var c = MyCar.new("def") |
| 400 | END |
| 401 | v9.CheckScriptFailure(lines, 'E1041:') |
Bram Moolenaar | d505d17 | 2022-12-18 21:42:55 +0000 | [diff] [blame] | 402 | enddef |
| 403 | |
Bram Moolenaar | bcf31ec | 2023-01-02 20:32:24 +0000 | [diff] [blame] | 404 | def Test_class_object_compare() |
| 405 | var class_lines =<< trim END |
| 406 | vim9script |
| 407 | class Item |
| 408 | this.nr = 0 |
| 409 | this.name = 'xx' |
| 410 | endclass |
| 411 | END |
| 412 | |
| 413 | # used at the script level and in a compiled function |
| 414 | var test_lines =<< trim END |
| 415 | var i1 = Item.new() |
| 416 | assert_equal(i1, i1) |
| 417 | assert_true(i1 is i1) |
| 418 | var i2 = Item.new() |
| 419 | assert_equal(i1, i2) |
| 420 | assert_false(i1 is i2) |
| 421 | var i3 = Item.new(0, 'xx') |
| 422 | assert_equal(i1, i3) |
| 423 | |
| 424 | var io1 = Item.new(1, 'xx') |
| 425 | assert_notequal(i1, io1) |
| 426 | var io2 = Item.new(0, 'yy') |
| 427 | assert_notequal(i1, io2) |
| 428 | END |
| 429 | |
| 430 | v9.CheckScriptSuccess(class_lines + test_lines) |
Bram Moolenaar | 46ab925 | 2023-01-03 14:01:21 +0000 | [diff] [blame] | 431 | v9.CheckScriptSuccess( |
| 432 | class_lines + ['def Test()'] + test_lines + ['enddef', 'Test()']) |
Bram Moolenaar | bcf31ec | 2023-01-02 20:32:24 +0000 | [diff] [blame] | 433 | |
| 434 | for op in ['>', '>=', '<', '<=', '=~', '!~'] |
| 435 | var op_lines = [ |
| 436 | 'var i1 = Item.new()', |
| 437 | 'var i2 = Item.new()', |
| 438 | 'echo i1 ' .. op .. ' i2', |
| 439 | ] |
| 440 | v9.CheckScriptFailure(class_lines + op_lines, 'E1153: Invalid operation for object') |
Bram Moolenaar | 46ab925 | 2023-01-03 14:01:21 +0000 | [diff] [blame] | 441 | v9.CheckScriptFailure(class_lines |
| 442 | + ['def Test()'] + op_lines + ['enddef', 'Test()'], 'E1153: Invalid operation for object') |
Bram Moolenaar | bcf31ec | 2023-01-02 20:32:24 +0000 | [diff] [blame] | 443 | endfor |
| 444 | enddef |
| 445 | |
Bram Moolenaar | 6481acc | 2023-01-11 21:14:17 +0000 | [diff] [blame] | 446 | def Test_object_type() |
| 447 | var lines =<< trim END |
| 448 | vim9script |
| 449 | |
| 450 | class One |
| 451 | this.one = 1 |
| 452 | endclass |
| 453 | class Two |
| 454 | this.two = 2 |
| 455 | endclass |
| 456 | class TwoMore extends Two |
| 457 | this.more = 9 |
| 458 | endclass |
| 459 | |
| 460 | var o: One = One.new() |
| 461 | var t: Two = Two.new() |
| 462 | var m: TwoMore = TwoMore.new() |
| 463 | var tm: Two = TwoMore.new() |
| 464 | |
| 465 | t = m |
| 466 | END |
| 467 | v9.CheckScriptSuccess(lines) |
| 468 | |
| 469 | lines =<< trim END |
| 470 | vim9script |
| 471 | |
| 472 | class One |
| 473 | this.one = 1 |
| 474 | endclass |
| 475 | class Two |
| 476 | this.two = 2 |
| 477 | endclass |
| 478 | |
| 479 | var o: One = Two.new() |
| 480 | END |
| 481 | v9.CheckScriptFailure(lines, 'E1012: Type mismatch; expected object<One> but got object<Two>') |
Bram Moolenaar | a94bd9d | 2023-01-12 15:01:32 +0000 | [diff] [blame] | 482 | |
| 483 | lines =<< trim END |
| 484 | vim9script |
| 485 | |
| 486 | interface One |
| 487 | def GetMember(): number |
| 488 | endinterface |
| 489 | class Two implements One |
| 490 | this.one = 1 |
| 491 | def GetMember(): number |
| 492 | return this.one |
| 493 | enddef |
| 494 | endclass |
| 495 | |
| 496 | var o: One = Two.new(5) |
| 497 | assert_equal(5, o.GetMember()) |
| 498 | END |
| 499 | v9.CheckScriptSuccess(lines) |
Bram Moolenaar | 6481acc | 2023-01-11 21:14:17 +0000 | [diff] [blame] | 500 | enddef |
| 501 | |
Bram Moolenaar | 6acf757 | 2023-01-01 19:53:30 +0000 | [diff] [blame] | 502 | def Test_class_member() |
| 503 | # check access rules |
Bram Moolenaar | d505d17 | 2022-12-18 21:42:55 +0000 | [diff] [blame] | 504 | var lines =<< trim END |
| 505 | vim9script |
| 506 | class TextPos |
| 507 | this.lnum = 1 |
| 508 | this.col = 1 |
| 509 | static counter = 0 |
Bram Moolenaar | 9f2d97e | 2022-12-31 19:01:02 +0000 | [diff] [blame] | 510 | static _secret = 7 |
| 511 | public static anybody = 42 |
Bram Moolenaar | d505d17 | 2022-12-18 21:42:55 +0000 | [diff] [blame] | 512 | |
Bram Moolenaar | 6bafdd4 | 2023-01-01 12:58:33 +0000 | [diff] [blame] | 513 | static def AddToCounter(nr: number) |
Bram Moolenaar | d505d17 | 2022-12-18 21:42:55 +0000 | [diff] [blame] | 514 | counter += nr |
| 515 | enddef |
| 516 | endclass |
| 517 | |
| 518 | assert_equal(0, TextPos.counter) |
| 519 | TextPos.AddToCounter(3) |
| 520 | assert_equal(3, TextPos.counter) |
Bram Moolenaar | f54cedd | 2022-12-23 17:56:27 +0000 | [diff] [blame] | 521 | assert_fails('echo TextPos.noSuchMember', 'E1338:') |
Bram Moolenaar | 3259ff3 | 2023-01-04 18:54:09 +0000 | [diff] [blame] | 522 | |
| 523 | def GetCounter(): number |
| 524 | return TextPos.counter |
| 525 | enddef |
| 526 | assert_equal(3, GetCounter()) |
Bram Moolenaar | d505d17 | 2022-12-18 21:42:55 +0000 | [diff] [blame] | 527 | |
Bram Moolenaar | f54cedd | 2022-12-23 17:56:27 +0000 | [diff] [blame] | 528 | assert_fails('TextPos.noSuchMember = 2', 'E1337:') |
Bram Moolenaar | 9f2d97e | 2022-12-31 19:01:02 +0000 | [diff] [blame] | 529 | assert_fails('TextPos.counter = 5', 'E1335:') |
| 530 | assert_fails('TextPos.counter += 5', 'E1335:') |
| 531 | |
| 532 | assert_fails('echo TextPos._secret', 'E1333:') |
| 533 | assert_fails('TextPos._secret = 8', 'E1333:') |
| 534 | |
| 535 | assert_equal(42, TextPos.anybody) |
| 536 | TextPos.anybody = 12 |
| 537 | assert_equal(12, TextPos.anybody) |
| 538 | TextPos.anybody += 5 |
| 539 | assert_equal(17, TextPos.anybody) |
Bram Moolenaar | 3d473ee | 2022-12-14 20:59:32 +0000 | [diff] [blame] | 540 | END |
| 541 | v9.CheckScriptSuccess(lines) |
Bram Moolenaar | 6acf757 | 2023-01-01 19:53:30 +0000 | [diff] [blame] | 542 | |
Bram Moolenaar | 4cae845 | 2023-01-15 15:51:48 +0000 | [diff] [blame^] | 543 | # example in the help |
| 544 | lines =<< trim END |
| 545 | vim9script |
| 546 | class OtherThing |
| 547 | this.size: number |
| 548 | static totalSize: number |
| 549 | |
| 550 | def new(this.size) |
| 551 | totalSize += this.size |
| 552 | enddef |
| 553 | endclass |
| 554 | assert_equal(0, OtherThing.totalSize) |
| 555 | var to3 = OtherThing.new(3) |
| 556 | assert_equal(3, OtherThing.totalSize) |
| 557 | var to7 = OtherThing.new(7) |
| 558 | assert_equal(10, OtherThing.totalSize) |
| 559 | END |
| 560 | v9.CheckScriptSuccess(lines) |
| 561 | |
Bram Moolenaar | 6acf757 | 2023-01-01 19:53:30 +0000 | [diff] [blame] | 562 | # check shadowing |
| 563 | lines =<< trim END |
| 564 | vim9script |
| 565 | |
| 566 | class Some |
| 567 | static count = 0 |
| 568 | def Method(count: number) |
| 569 | echo count |
| 570 | enddef |
| 571 | endclass |
| 572 | |
| 573 | var s = Some.new() |
| 574 | s.Method(7) |
| 575 | END |
| 576 | v9.CheckScriptFailure(lines, 'E1340: Argument already declared in the class: count') |
| 577 | |
| 578 | lines =<< trim END |
| 579 | vim9script |
| 580 | |
| 581 | class Some |
| 582 | static count = 0 |
| 583 | def Method(arg: number) |
| 584 | var count = 3 |
| 585 | echo arg count |
| 586 | enddef |
| 587 | endclass |
| 588 | |
| 589 | var s = Some.new() |
| 590 | s.Method(7) |
| 591 | END |
| 592 | v9.CheckScriptFailure(lines, 'E1341: Variable already declared in the class: count') |
Bram Moolenaar | 3d473ee | 2022-12-14 20:59:32 +0000 | [diff] [blame] | 593 | enddef |
| 594 | |
Bram Moolenaar | cf760d5 | 2023-01-05 13:16:04 +0000 | [diff] [blame] | 595 | func Test_class_garbagecollect() |
| 596 | let lines =<< trim END |
| 597 | vim9script |
| 598 | |
| 599 | class Point |
| 600 | this.p = [2, 3] |
| 601 | static pl = ['a', 'b'] |
| 602 | static pd = {a: 'a', b: 'b'} |
| 603 | endclass |
| 604 | |
| 605 | echo Point.pl Point.pd |
| 606 | call test_garbagecollect_now() |
| 607 | echo Point.pl Point.pd |
| 608 | END |
| 609 | call v9.CheckScriptSuccess(lines) |
| 610 | endfunc |
| 611 | |
Bram Moolenaar | 6bafdd4 | 2023-01-01 12:58:33 +0000 | [diff] [blame] | 612 | def Test_class_function() |
| 613 | var lines =<< trim END |
| 614 | vim9script |
| 615 | class Value |
| 616 | this.value = 0 |
| 617 | static objects = 0 |
| 618 | |
| 619 | def new(v: number) |
| 620 | this.value = v |
| 621 | ++objects |
| 622 | enddef |
| 623 | |
| 624 | static def GetCount(): number |
| 625 | return objects |
| 626 | enddef |
| 627 | endclass |
| 628 | |
| 629 | assert_equal(0, Value.GetCount()) |
| 630 | var v1 = Value.new(2) |
| 631 | assert_equal(1, Value.GetCount()) |
| 632 | var v2 = Value.new(7) |
| 633 | assert_equal(2, Value.GetCount()) |
| 634 | END |
| 635 | v9.CheckScriptSuccess(lines) |
| 636 | enddef |
| 637 | |
Bram Moolenaar | 91c9d6d | 2022-12-14 17:30:37 +0000 | [diff] [blame] | 638 | def Test_class_object_to_string() |
| 639 | var lines =<< trim END |
| 640 | vim9script |
| 641 | class TextPosition |
| 642 | this.lnum = 1 |
| 643 | this.col = 22 |
| 644 | endclass |
| 645 | |
| 646 | assert_equal("class TextPosition", string(TextPosition)) |
| 647 | |
| 648 | var pos = TextPosition.new() |
| 649 | assert_equal("object of TextPosition {lnum: 1, col: 22}", string(pos)) |
| 650 | END |
| 651 | v9.CheckScriptSuccess(lines) |
| 652 | enddef |
Bram Moolenaar | 74e1274 | 2022-12-13 21:14:28 +0000 | [diff] [blame] | 653 | |
Bram Moolenaar | 554d031 | 2023-01-05 19:59:18 +0000 | [diff] [blame] | 654 | def Test_interface_basics() |
| 655 | var lines =<< trim END |
| 656 | vim9script |
| 657 | interface Something |
| 658 | this.value: string |
| 659 | static count: number |
| 660 | def GetCount(): number |
| 661 | endinterface |
| 662 | END |
| 663 | v9.CheckScriptSuccess(lines) |
| 664 | |
| 665 | lines =<< trim END |
| 666 | interface SomethingWrong |
| 667 | static count = 7 |
| 668 | endinterface |
| 669 | END |
| 670 | v9.CheckScriptFailure(lines, 'E1342:') |
| 671 | |
| 672 | lines =<< trim END |
| 673 | vim9script |
| 674 | |
| 675 | interface Some |
| 676 | static count: number |
| 677 | def Method(count: number) |
| 678 | endinterface |
| 679 | END |
Bram Moolenaar | d40f00c | 2023-01-13 17:36:49 +0000 | [diff] [blame] | 680 | v9.CheckScriptFailure(lines, 'E1340: Argument already declared in the class: count') |
| 681 | |
| 682 | lines =<< trim END |
| 683 | vim9script |
| 684 | |
| 685 | interface Some |
| 686 | this.value: number |
| 687 | def Method(value: number) |
| 688 | endinterface |
| 689 | END |
| 690 | v9.CheckScriptFailure(lines, 'E1340: Argument already declared in the class: value') |
Bram Moolenaar | 554d031 | 2023-01-05 19:59:18 +0000 | [diff] [blame] | 691 | |
| 692 | lines =<< trim END |
| 693 | vim9script |
| 694 | interface somethingWrong |
| 695 | static count = 7 |
| 696 | endinterface |
| 697 | END |
| 698 | v9.CheckScriptFailure(lines, 'E1343: Interface name must start with an uppercase letter: somethingWrong') |
| 699 | |
| 700 | lines =<< trim END |
| 701 | vim9script |
| 702 | interface SomethingWrong |
| 703 | this.value: string |
| 704 | static count = 7 |
| 705 | def GetCount(): number |
| 706 | endinterface |
| 707 | END |
| 708 | v9.CheckScriptFailure(lines, 'E1344:') |
| 709 | |
| 710 | lines =<< trim END |
| 711 | vim9script |
| 712 | interface SomethingWrong |
| 713 | this.value: string |
| 714 | static count: number |
| 715 | def GetCount(): number |
| 716 | return 5 |
| 717 | enddef |
| 718 | endinterface |
| 719 | END |
| 720 | v9.CheckScriptFailure(lines, 'E1345: Not a valid command in an interface: return 5') |
| 721 | enddef |
| 722 | |
Bram Moolenaar | 94674f2 | 2023-01-06 18:42:20 +0000 | [diff] [blame] | 723 | def Test_class_implements_interface() |
| 724 | var lines =<< trim END |
| 725 | vim9script |
| 726 | |
| 727 | interface Some |
| 728 | static count: number |
| 729 | def Method(nr: number) |
| 730 | endinterface |
| 731 | |
| 732 | class SomeImpl implements Some |
| 733 | static count: number |
| 734 | def Method(nr: number) |
| 735 | echo nr |
| 736 | enddef |
| 737 | endclass |
Bram Moolenaar | df8f947 | 2023-01-07 14:51:03 +0000 | [diff] [blame] | 738 | |
| 739 | interface Another |
| 740 | this.member: string |
| 741 | endinterface |
| 742 | |
| 743 | class SomeImpl implements Some, Another |
| 744 | this.member = 'abc' |
| 745 | static count: number |
| 746 | def Method(nr: number) |
| 747 | echo nr |
| 748 | enddef |
| 749 | endclass |
| 750 | |
Bram Moolenaar | 94674f2 | 2023-01-06 18:42:20 +0000 | [diff] [blame] | 751 | END |
| 752 | v9.CheckScriptSuccess(lines) |
| 753 | |
| 754 | lines =<< trim END |
| 755 | vim9script |
| 756 | |
| 757 | interface Some |
| 758 | static counter: number |
Bram Moolenaar | df8f947 | 2023-01-07 14:51:03 +0000 | [diff] [blame] | 759 | endinterface |
| 760 | |
| 761 | class SomeImpl implements Some implements Some |
| 762 | static count: number |
| 763 | endclass |
| 764 | END |
| 765 | v9.CheckScriptFailure(lines, 'E1350:') |
| 766 | |
| 767 | lines =<< trim END |
| 768 | vim9script |
| 769 | |
| 770 | interface Some |
| 771 | static counter: number |
| 772 | endinterface |
| 773 | |
| 774 | class SomeImpl implements Some, Some |
| 775 | static count: number |
| 776 | endclass |
| 777 | END |
| 778 | v9.CheckScriptFailure(lines, 'E1351: Duplicate interface after "implements": Some') |
| 779 | |
| 780 | lines =<< trim END |
| 781 | vim9script |
| 782 | |
| 783 | interface Some |
| 784 | static counter: number |
Bram Moolenaar | 94674f2 | 2023-01-06 18:42:20 +0000 | [diff] [blame] | 785 | def Method(nr: number) |
| 786 | endinterface |
| 787 | |
| 788 | class SomeImpl implements Some |
| 789 | static count: number |
| 790 | def Method(nr: number) |
| 791 | echo nr |
| 792 | enddef |
| 793 | endclass |
| 794 | END |
| 795 | v9.CheckScriptFailure(lines, 'E1348: Member "counter" of interface "Some" not implemented') |
| 796 | |
| 797 | lines =<< trim END |
| 798 | vim9script |
| 799 | |
| 800 | interface Some |
| 801 | static count: number |
| 802 | def Methods(nr: number) |
| 803 | endinterface |
| 804 | |
| 805 | class SomeImpl implements Some |
| 806 | static count: number |
| 807 | def Method(nr: number) |
| 808 | echo nr |
| 809 | enddef |
| 810 | endclass |
| 811 | END |
| 812 | v9.CheckScriptFailure(lines, 'E1349: Function "Methods" of interface "Some" not implemented') |
| 813 | enddef |
| 814 | |
Bram Moolenaar | eca2c5f | 2023-01-07 12:08:41 +0000 | [diff] [blame] | 815 | def Test_class_used_as_type() |
| 816 | var lines =<< trim END |
| 817 | vim9script |
| 818 | |
| 819 | class Point |
| 820 | this.x = 0 |
| 821 | this.y = 0 |
| 822 | endclass |
| 823 | |
| 824 | var p: Point |
| 825 | p = Point.new(2, 33) |
| 826 | assert_equal(2, p.x) |
| 827 | assert_equal(33, p.y) |
| 828 | END |
| 829 | v9.CheckScriptSuccess(lines) |
| 830 | |
| 831 | lines =<< trim END |
| 832 | vim9script |
| 833 | |
| 834 | interface HasX |
| 835 | this.x: number |
| 836 | endinterface |
| 837 | |
| 838 | class Point implements HasX |
| 839 | this.x = 0 |
| 840 | this.y = 0 |
| 841 | endclass |
| 842 | |
| 843 | var p: Point |
| 844 | p = Point.new(2, 33) |
| 845 | var hx = p |
| 846 | assert_equal(2, hx.x) |
| 847 | END |
| 848 | v9.CheckScriptSuccess(lines) |
| 849 | |
| 850 | lines =<< trim END |
| 851 | vim9script |
| 852 | |
| 853 | class Point |
| 854 | this.x = 0 |
| 855 | this.y = 0 |
| 856 | endclass |
| 857 | |
| 858 | var p: Point |
| 859 | p = 'text' |
| 860 | END |
Bram Moolenaar | 6481acc | 2023-01-11 21:14:17 +0000 | [diff] [blame] | 861 | v9.CheckScriptFailure(lines, 'E1012: Type mismatch; expected object<Point> but got string') |
Bram Moolenaar | eca2c5f | 2023-01-07 12:08:41 +0000 | [diff] [blame] | 862 | enddef |
| 863 | |
Bram Moolenaar | 8367716 | 2023-01-08 19:54:10 +0000 | [diff] [blame] | 864 | def Test_class_extends() |
| 865 | var lines =<< trim END |
| 866 | vim9script |
| 867 | class Base |
| 868 | this.one = 1 |
| 869 | def GetOne(): number |
| 870 | return this.one |
| 871 | enddef |
| 872 | endclass |
| 873 | class Child extends Base |
| 874 | this.two = 2 |
| 875 | def GetTotal(): number |
| 876 | return this.one + this.two |
| 877 | enddef |
| 878 | endclass |
| 879 | var o = Child.new() |
| 880 | assert_equal(1, o.one) |
| 881 | assert_equal(2, o.two) |
| 882 | assert_equal(1, o.GetOne()) |
| 883 | assert_equal(3, o.GetTotal()) |
| 884 | END |
| 885 | v9.CheckScriptSuccess(lines) |
| 886 | |
| 887 | lines =<< trim END |
| 888 | vim9script |
| 889 | class Base |
| 890 | this.one = 1 |
| 891 | endclass |
| 892 | class Child extends Base |
| 893 | this.two = 2 |
| 894 | endclass |
| 895 | var o = Child.new(3, 44) |
| 896 | assert_equal(3, o.one) |
| 897 | assert_equal(44, o.two) |
| 898 | END |
| 899 | v9.CheckScriptSuccess(lines) |
| 900 | |
| 901 | lines =<< trim END |
| 902 | vim9script |
| 903 | class Base |
| 904 | this.one = 1 |
| 905 | endclass |
| 906 | class Child extends Base extends Base |
| 907 | this.two = 2 |
| 908 | endclass |
| 909 | END |
| 910 | v9.CheckScriptFailure(lines, 'E1352: Duplicate "extends"') |
| 911 | |
| 912 | lines =<< trim END |
| 913 | vim9script |
| 914 | class Child extends BaseClass |
| 915 | this.two = 2 |
| 916 | endclass |
| 917 | END |
| 918 | v9.CheckScriptFailure(lines, 'E1353: Class name not found: BaseClass') |
| 919 | |
| 920 | lines =<< trim END |
| 921 | vim9script |
| 922 | var SomeVar = 99 |
| 923 | class Child extends SomeVar |
| 924 | this.two = 2 |
| 925 | endclass |
| 926 | END |
| 927 | v9.CheckScriptFailure(lines, 'E1354: Cannot extend SomeVar') |
Bram Moolenaar | 58b4009 | 2023-01-11 15:59:05 +0000 | [diff] [blame] | 928 | |
| 929 | lines =<< trim END |
| 930 | vim9script |
| 931 | class Base |
| 932 | this.name: string |
| 933 | def ToString(): string |
| 934 | return this.name |
| 935 | enddef |
| 936 | endclass |
| 937 | |
| 938 | class Child extends Base |
| 939 | this.age: number |
| 940 | def ToString(): string |
| 941 | return super.ToString() .. ': ' .. this.age |
| 942 | enddef |
| 943 | endclass |
| 944 | |
| 945 | var o = Child.new('John', 42) |
| 946 | assert_equal('John: 42', o.ToString()) |
| 947 | END |
| 948 | v9.CheckScriptSuccess(lines) |
Bram Moolenaar | 6aa0937 | 2023-01-11 17:59:38 +0000 | [diff] [blame] | 949 | |
| 950 | lines =<< trim END |
| 951 | vim9script |
| 952 | class Child |
| 953 | this.age: number |
| 954 | def ToString(): number |
| 955 | return this.age |
| 956 | enddef |
| 957 | def ToString(): string |
| 958 | return this.age |
| 959 | enddef |
| 960 | endclass |
| 961 | END |
| 962 | v9.CheckScriptFailure(lines, 'E1355: Duplicate function: ToString') |
| 963 | |
| 964 | lines =<< trim END |
| 965 | vim9script |
| 966 | class Child |
| 967 | this.age: number |
| 968 | def ToString(): string |
| 969 | return super .ToString() .. ': ' .. this.age |
| 970 | enddef |
| 971 | endclass |
| 972 | var o = Child.new(42) |
| 973 | echo o.ToString() |
| 974 | END |
| 975 | v9.CheckScriptFailure(lines, 'E1356:') |
| 976 | |
| 977 | lines =<< trim END |
| 978 | vim9script |
| 979 | class Base |
| 980 | this.name: string |
| 981 | def ToString(): string |
| 982 | return this.name |
| 983 | enddef |
| 984 | endclass |
| 985 | |
| 986 | var age = 42 |
| 987 | def ToString(): string |
| 988 | return super.ToString() .. ': ' .. age |
| 989 | enddef |
| 990 | echo ToString() |
| 991 | END |
| 992 | v9.CheckScriptFailure(lines, 'E1357:') |
| 993 | |
| 994 | lines =<< trim END |
| 995 | vim9script |
| 996 | class Child |
| 997 | this.age: number |
| 998 | def ToString(): string |
| 999 | return super.ToString() .. ': ' .. this.age |
| 1000 | enddef |
| 1001 | endclass |
| 1002 | var o = Child.new(42) |
| 1003 | echo o.ToString() |
| 1004 | END |
| 1005 | v9.CheckScriptFailure(lines, 'E1358:') |
Bram Moolenaar | 6481acc | 2023-01-11 21:14:17 +0000 | [diff] [blame] | 1006 | |
| 1007 | lines =<< trim END |
| 1008 | vim9script |
| 1009 | class Base |
| 1010 | this.name: string |
| 1011 | static def ToString(): string |
| 1012 | return 'Base class' |
| 1013 | enddef |
| 1014 | endclass |
| 1015 | |
| 1016 | class Child extends Base |
| 1017 | this.age: number |
| 1018 | def ToString(): string |
| 1019 | return Base.ToString() .. ': ' .. this.age |
| 1020 | enddef |
| 1021 | endclass |
| 1022 | |
| 1023 | var o = Child.new('John', 42) |
| 1024 | assert_equal('Base class: 42', o.ToString()) |
| 1025 | END |
| 1026 | v9.CheckScriptSuccess(lines) |
Bram Moolenaar | 4cae845 | 2023-01-15 15:51:48 +0000 | [diff] [blame^] | 1027 | |
| 1028 | lines =<< trim END |
| 1029 | vim9script |
| 1030 | class Base |
| 1031 | this.value = 1 |
| 1032 | def new(init: number) |
| 1033 | this.value = number + 1 |
| 1034 | enddef |
| 1035 | endclass |
| 1036 | class Child extends Base |
| 1037 | def new() |
| 1038 | this.new(3) |
| 1039 | enddef |
| 1040 | endclass |
| 1041 | var c = Child.new() |
| 1042 | END |
| 1043 | v9.CheckScriptFailure(lines, 'E1325: Method not found on class "Child": new(') |
Bram Moolenaar | 8367716 | 2023-01-08 19:54:10 +0000 | [diff] [blame] | 1044 | enddef |
| 1045 | |
Bram Moolenaar | a86655a | 2023-01-12 17:06:27 +0000 | [diff] [blame] | 1046 | def Test_class_import() |
| 1047 | var lines =<< trim END |
| 1048 | vim9script |
| 1049 | export class Animal |
| 1050 | this.kind: string |
| 1051 | this.name: string |
| 1052 | endclass |
| 1053 | END |
| 1054 | writefile(lines, 'Xanimal.vim', 'D') |
| 1055 | |
| 1056 | lines =<< trim END |
| 1057 | vim9script |
| 1058 | import './Xanimal.vim' as animal |
| 1059 | |
| 1060 | var a: animal.Animal |
| 1061 | a = animal.Animal.new('fish', 'Eric') |
| 1062 | assert_equal('fish', a.kind) |
| 1063 | assert_equal('Eric', a.name) |
Bram Moolenaar | 4059400 | 2023-01-12 20:04:51 +0000 | [diff] [blame] | 1064 | |
| 1065 | var b: animal.Animal = animal.Animal.new('cat', 'Garfield') |
| 1066 | assert_equal('cat', b.kind) |
| 1067 | assert_equal('Garfield', b.name) |
Bram Moolenaar | a86655a | 2023-01-12 17:06:27 +0000 | [diff] [blame] | 1068 | END |
| 1069 | v9.CheckScriptSuccess(lines) |
| 1070 | enddef |
| 1071 | |
Bram Moolenaar | 24a8d06 | 2023-01-14 13:12:06 +0000 | [diff] [blame] | 1072 | def Test_abstract_class() |
| 1073 | var lines =<< trim END |
| 1074 | vim9script |
| 1075 | abstract class Base |
| 1076 | this.name: string |
| 1077 | endclass |
| 1078 | class Person extends Base |
| 1079 | this.age: number |
| 1080 | endclass |
| 1081 | var p: Base = Person.new('Peter', 42) |
| 1082 | assert_equal('Peter', p.name) |
| 1083 | assert_equal(42, p.age) |
| 1084 | END |
| 1085 | v9.CheckScriptSuccess(lines) |
| 1086 | |
| 1087 | lines =<< trim END |
| 1088 | vim9script |
| 1089 | abstract class Base |
| 1090 | this.name: string |
| 1091 | endclass |
| 1092 | class Person extends Base |
| 1093 | this.age: number |
| 1094 | endclass |
| 1095 | var p = Base.new('Peter') |
| 1096 | END |
| 1097 | v9.CheckScriptFailure(lines, 'E1325: Method not found on class "Base": new(') |
| 1098 | |
| 1099 | lines =<< trim END |
| 1100 | abstract class Base |
| 1101 | this.name: string |
| 1102 | endclass |
| 1103 | END |
| 1104 | v9.CheckScriptFailure(lines, 'E1316:') |
| 1105 | enddef |
| 1106 | |
Bram Moolenaar | 00b28d6 | 2022-12-08 15:32:33 +0000 | [diff] [blame] | 1107 | |
| 1108 | " vim: ts=8 sw=2 sts=2 expandtab tw=80 fdm=marker |