1" Test for syntax and syntax iskeyword option 2 3source check.vim 4CheckFeature syntax 5 6source view_util.vim 7source screendump.vim 8 9func GetSyntaxItem(pat) 10 let c = '' 11 let a = ['a', getreg('a'), getregtype('a')] 12 0 13 redraw! 14 call search(a:pat, 'W') 15 let synid = synID(line('.'), col('.'), 1) 16 while synid == synID(line('.'), col('.'), 1) 17 norm! v"ay 18 " stop at whitespace 19 if @a =~# '\s' 20 break 21 endif 22 let c .= @a 23 norm! l 24 endw 25 call call('setreg', a) 26 0 27 return c 28endfunc 29 30func Test_syn_iskeyword() 31 new 32 call setline(1, [ 33 \ 'CREATE TABLE FOOBAR(', 34 \ ' DLTD_BY VARCHAR2(100)', 35 \ ');', 36 \ '']) 37 38 syntax on 39 set ft=sql 40 syn match SYN /C\k\+\>/ 41 hi link SYN ErrorMsg 42 call assert_equal('DLTD_BY', GetSyntaxItem('DLTD')) 43 /\<D\k\+\>/:norm! ygn 44 call assert_equal('DLTD_BY', @0) 45 redir @c 46 syn iskeyword 47 redir END 48 call assert_equal("\nsyntax iskeyword not set", @c) 49 50 syn iskeyword @,48-57,_,192-255 51 redir @c 52 syn iskeyword 53 redir END 54 call assert_equal("\nsyntax iskeyword @,48-57,_,192-255", @c) 55 56 setlocal isk-=_ 57 call assert_equal('DLTD_BY', GetSyntaxItem('DLTD')) 58 /\<D\k\+\>/:norm! ygn 59 let b2 = @0 60 call assert_equal('DLTD', @0) 61 62 syn iskeyword clear 63 redir @c 64 syn iskeyword 65 redir END 66 call assert_equal("\nsyntax iskeyword not set", @c) 67 68 quit! 69endfunc 70 71func Test_syntax_after_reload() 72 split Xsomefile 73 call setline(1, ['hello', 'there']) 74 w! 75 only! 76 setl filetype=hello 77 au FileType hello let g:gotit = 1 78 call assert_false(exists('g:gotit')) 79 edit other 80 buf Xsomefile 81 call assert_equal('hello', &filetype) 82 call assert_true(exists('g:gotit')) 83 call delete('Xsomefile') 84endfunc 85 86func Test_syntime() 87 if !has('profile') 88 return 89 endif 90 91 syntax on 92 syntime on 93 let a = execute('syntime report') 94 call assert_equal("\nNo Syntax items defined for this buffer", a) 95 96 view ../memfile_test.c 97 setfiletype cpp 98 redraw 99 let a = execute('syntime report') 100 call assert_match('^ TOTAL *COUNT *MATCH *SLOWEST *AVERAGE *NAME *PATTERN', a) 101 call assert_match(' \d*\.\d* \+[^0]\d* .* cppRawString ', a) 102 call assert_match(' \d*\.\d* \+[^0]\d* .* cppNumber ', a) 103 104 syntime off 105 syntime clear 106 let a = execute('syntime report') 107 call assert_match('^ TOTAL *COUNT *MATCH *SLOWEST *AVERAGE *NAME *PATTERN', a) 108 call assert_notmatch('.* cppRawString *', a) 109 call assert_notmatch('.* cppNumber*', a) 110 call assert_notmatch('[1-9]', a) 111 112 call assert_fails('syntime abc', 'E475') 113 114 syntax clear 115 let a = execute('syntime report') 116 call assert_equal("\nNo Syntax items defined for this buffer", a) 117 118 bd 119endfunc 120 121func Test_syntime_completion() 122 if !has('profile') 123 return 124 endif 125 126 call feedkeys(":syntime \<C-A>\<C-B>\"\<CR>", 'tx') 127 call assert_equal('"syntime clear off on report', @:) 128endfunc 129 130func Test_syntax_list() 131 syntax on 132 let a = execute('syntax list') 133 call assert_equal("\nNo Syntax items defined for this buffer", a) 134 135 view ../memfile_test.c 136 setfiletype c 137 138 let a = execute('syntax list') 139 call assert_match('cInclude*', a) 140 call assert_match('cDefine', a) 141 142 let a = execute('syntax list cDefine') 143 call assert_notmatch('cInclude*', a) 144 call assert_match('cDefine', a) 145 call assert_match(' links to Macro$', a) 146 147 call assert_fails('syntax list ABCD', 'E28:') 148 call assert_fails('syntax list @ABCD', 'E392:') 149 150 syntax clear 151 let a = execute('syntax list') 152 call assert_equal("\nNo Syntax items defined for this buffer", a) 153 154 bd 155endfunc 156 157func Test_syntax_completion() 158 call feedkeys(":syn \<C-A>\<C-B>\"\<CR>", 'tx') 159 call assert_equal('"syn case clear cluster conceal enable include iskeyword keyword list manual match off on region reset spell sync', @:) 160 161 call feedkeys(":syn case \<C-A>\<C-B>\"\<CR>", 'tx') 162 call assert_equal('"syn case ignore match', @:) 163 164 call feedkeys(":syn spell \<C-A>\<C-B>\"\<CR>", 'tx') 165 call assert_equal('"syn spell default notoplevel toplevel', @:) 166 167 call feedkeys(":syn sync \<C-A>\<C-B>\"\<CR>", 'tx') 168 call assert_equal('"syn sync ccomment clear fromstart linebreaks= linecont lines= match maxlines= minlines= region', @:) 169 170 " Check that clearing "Aap" avoids it showing up before Boolean. 171 hi Aap ctermfg=blue 172 call feedkeys(":syn list \<C-A>\<C-B>\"\<CR>", 'tx') 173 call assert_match('^"syn list Aap Boolean Character ', @:) 174 hi clear Aap 175 176 call feedkeys(":syn list \<C-A>\<C-B>\"\<CR>", 'tx') 177 call assert_match('^"syn list Boolean Character ', @:) 178 179 call feedkeys(":syn match \<C-A>\<C-B>\"\<CR>", 'tx') 180 call assert_match('^"syn match Boolean Character ', @:) 181endfunc 182 183func Test_echohl_completion() 184 call feedkeys(":echohl no\<C-A>\<C-B>\"\<CR>", 'tx') 185 call assert_equal('"echohl NonText Normal none', @:) 186endfunc 187 188func Test_syntax_arg_skipped() 189 syn clear 190 syntax case ignore 191 if 0 192 syntax case match 193 endif 194 call assert_match('case ignore', execute('syntax case')) 195 196 syn keyword Foo foo 197 call assert_match('Foo', execute('syntax')) 198 syn clear 199 call assert_match('case match', execute('syntax case')) 200 call assert_notmatch('Foo', execute('syntax')) 201 202 if has('conceal') 203 syn clear 204 syntax conceal on 205 if 0 206 syntax conceal off 207 endif 208 call assert_match('conceal on', execute('syntax conceal')) 209 syn clear 210 call assert_match('conceal off', execute('syntax conceal')) 211 212 syntax conceal on 213 syntax conceal off 214 call assert_match('conceal off', execute('syntax conceal')) 215 endif 216 217 syntax region Bar start=/</ end=/>/ 218 if 0 219 syntax region NotTest start=/</ end=/>/ contains=@Spell 220 endif 221 call assert_match('Bar', execute('syntax')) 222 call assert_notmatch('NotTest', execute('syntax')) 223 call assert_notmatch('Spell', execute('syntax')) 224 225 hi Foo ctermfg=blue 226 let a = execute('hi Foo') 227 if 0 228 syntax rest 229 endif 230 call assert_equal(a, execute('hi Foo')) 231 hi clear Bar 232 hi clear Foo 233 234 set ft=tags 235 syn off 236 if 0 237 syntax enable 238 endif 239 call assert_match('No Syntax items defined', execute('syntax')) 240 syntax enable 241 call assert_match('tagComment', execute('syntax')) 242 set ft= 243 244 syn clear 245 if 0 246 syntax include @Spell nothing 247 endif 248 call assert_notmatch('Spell', execute('syntax')) 249 250 syn clear 251 syn iskeyword 48-57,$,_ 252 call assert_match('48-57,$,_', execute('syntax iskeyword')) 253 if 0 254 syn clear 255 syn iskeyword clear 256 endif 257 call assert_match('48-57,$,_', execute('syntax iskeyword')) 258 syn iskeyword clear 259 call assert_match('not set', execute('syntax iskeyword')) 260 syn iskeyword 48-57,$,_ 261 syn clear 262 call assert_match('not set', execute('syntax iskeyword')) 263 264 syn clear 265 syn keyword Foo foo 266 if 0 267 syn keyword NotAdded bar 268 endif 269 call assert_match('Foo', execute('syntax')) 270 call assert_notmatch('NotAdded', execute('highlight')) 271 272 syn clear 273 syn keyword Foo foo 274 call assert_match('Foo', execute('syntax')) 275 call assert_match('Foo', execute('syntax list')) 276 call assert_notmatch('Foo', execute('if 0 | syntax | endif')) 277 call assert_notmatch('Foo', execute('if 0 | syntax list | endif')) 278 279 syn clear 280 syn match Fopi /asdf/ 281 if 0 282 syn match Fopx /asdf/ 283 endif 284 call assert_match('Fopi', execute('syntax')) 285 call assert_notmatch('Fopx', execute('syntax')) 286 287 syn clear 288 syn spell toplevel 289 call assert_match('spell toplevel', execute('syntax spell')) 290 if 0 291 syn spell notoplevel 292 endif 293 call assert_match('spell toplevel', execute('syntax spell')) 294 syn spell notoplevel 295 call assert_match('spell notoplevel', execute('syntax spell')) 296 syn spell default 297 call assert_match('spell default', execute('syntax spell')) 298 299 syn clear 300 if 0 301 syntax cluster Spell 302 endif 303 call assert_notmatch('Spell', execute('syntax')) 304 305 syn clear 306 syn keyword Foo foo 307 syn sync ccomment 308 syn sync maxlines=5 309 if 0 310 syn sync maxlines=11 311 endif 312 call assert_match('on C-style comments', execute('syntax sync')) 313 call assert_match('maximal 5 lines', execute('syntax sync')) 314 syn sync clear 315 if 0 316 syn sync ccomment 317 endif 318 call assert_notmatch('on C-style comments', execute('syntax sync')) 319 320 syn clear 321endfunc 322 323func Test_syntax_invalid_arg() 324 call assert_fails('syntax case asdf', 'E390:') 325 if has('conceal') 326 call assert_fails('syntax conceal asdf', 'E390:') 327 endif 328 call assert_fails('syntax spell asdf', 'E390:') 329 call assert_fails('syntax clear @ABCD', 'E391:') 330 call assert_fails('syntax include @Xxx', 'E397:') 331 call assert_fails('syntax region X start="{"', 'E399:') 332 call assert_fails('syntax sync x', 'E404:') 333 call assert_fails('syntax keyword Abc a[', 'E789:') 334 call assert_fails('syntax keyword Abc a[bc]d', 'E890:') 335endfunc 336 337func Test_syn_sync() 338 syntax region HereGroup start=/this/ end=/that/ 339 syntax sync match SyncHere grouphere HereGroup "pattern" 340 call assert_match('SyncHere', execute('syntax sync')) 341 syn sync clear 342 call assert_notmatch('SyncHere', execute('syntax sync')) 343 syn clear 344endfunc 345 346func Test_syn_clear() 347 syntax keyword Foo foo 348 syntax keyword Bar tar 349 call assert_match('Foo', execute('syntax')) 350 call assert_match('Bar', execute('syntax')) 351 call assert_equal('Foo', synIDattr(hlID("Foo"), "name")) 352 syn clear Foo 353 call assert_notmatch('Foo', execute('syntax')) 354 call assert_match('Bar', execute('syntax')) 355 call assert_equal('Foo', synIDattr(hlID("Foo"), "name")) 356 syn clear Foo Bar 357 call assert_notmatch('Foo', execute('syntax')) 358 call assert_notmatch('Bar', execute('syntax')) 359 hi clear Foo 360 call assert_equal('Foo', synIDattr(hlID("Foo"), "name")) 361 hi clear Bar 362endfunc 363 364func Test_invalid_name() 365 syn clear 366 syn keyword Nop yes 367 call assert_fails("syntax keyword Wr\x17ong bar", 'E669:') 368 syntax keyword @Wrong bar 369 call assert_match('W18:', execute('1messages')) 370 syn clear 371 hi clear Nop 372 hi clear @Wrong 373endfunc 374 375func Test_ownsyntax() 376 new Xfoo 377 call setline(1, '#define FOO') 378 syntax on 379 set filetype=c 380 ownsyntax perl 381 call assert_equal('perlComment', synIDattr(synID(line('.'), col('.'), 1), 'name')) 382 call assert_equal('c', b:current_syntax) 383 call assert_equal('perl', w:current_syntax) 384 385 " A new split window should have the original syntax. 386 split 387 call assert_equal('cDefine', synIDattr(synID(line('.'), col('.'), 1), 'name')) 388 call assert_equal('c', b:current_syntax) 389 call assert_equal(0, exists('w:current_syntax')) 390 391 wincmd x 392 call assert_equal('perlComment', synIDattr(synID(line("."), col("."), 1), "name")) 393 394 syntax off 395 set filetype& 396 %bw! 397endfunc 398 399func Test_ownsyntax_completion() 400 call feedkeys(":ownsyntax java\<C-A>\<C-B>\"\<CR>", 'tx') 401 call assert_equal('"ownsyntax java javacc javascript javascriptreact', @:) 402endfunc 403 404func Test_highlight_invalid_arg() 405 if has('gui_running') 406 call assert_fails('hi XXX guifg=xxx', 'E254:') 407 endif 408 call assert_fails('hi DoesNotExist', 'E411:') 409 call assert_fails('hi link', 'E412:') 410 call assert_fails('hi link a', 'E412:') 411 call assert_fails('hi link a b c', 'E413:') 412 call assert_fails('hi XXX =', 'E415:') 413 call assert_fails('hi XXX cterm', 'E416:') 414 call assert_fails('hi XXX cterm=', 'E417:') 415 call assert_fails('hi XXX cterm=DoesNotExist', 'E418:') 416 call assert_fails('hi XXX ctermfg=DoesNotExist', 'E421:') 417 call assert_fails('hi XXX xxx=White', 'E423:') 418endfunc 419 420func Test_bg_detection() 421 CheckNotGui 422 423 " auto-detection of &bg, make sure sure it isn't set anywhere before 424 " this test 425 hi Normal ctermbg=0 426 call assert_equal('dark', &bg) 427 hi Normal ctermbg=4 428 call assert_equal('dark', &bg) 429 hi Normal ctermbg=12 430 call assert_equal('light', &bg) 431 hi Normal ctermbg=15 432 call assert_equal('light', &bg) 433 434 " manually-set &bg takes precedence over auto-detection 435 set bg=light 436 hi Normal ctermbg=4 437 call assert_equal('light', &bg) 438 set bg=dark 439 hi Normal ctermbg=12 440 call assert_equal('dark', &bg) 441 442 hi Normal ctermbg=NONE 443endfunc 444 445func Test_syntax_hangs() 446 if !has('reltime') || !has('float') || !has('syntax') 447 return 448 endif 449 450 " This pattern takes a long time to match, it should timeout. 451 new 452 call setline(1, ['aaa', repeat('abc ', 1000), 'ccc']) 453 let start = reltime() 454 set nolazyredraw redrawtime=101 455 syn match Error /\%#=1a*.*X\@<=b*/ 456 redraw 457 let elapsed = reltimefloat(reltime(start)) 458 call assert_true(elapsed > 0.1) 459 call assert_true(elapsed < 1.0) 460 461 " second time syntax HL is disabled 462 let start = reltime() 463 redraw 464 let elapsed = reltimefloat(reltime(start)) 465 call assert_true(elapsed < 0.1) 466 467 " after CTRL-L the timeout flag is reset 468 let start = reltime() 469 exe "normal \<C-L>" 470 redraw 471 let elapsed = reltimefloat(reltime(start)) 472 call assert_true(elapsed > 0.1) 473 call assert_true(elapsed < 1.0) 474 475 set redrawtime& 476 bwipe! 477endfunc 478 479func Test_conceal() 480 if !has('conceal') 481 return 482 endif 483 484 new 485 call setline(1, ['', '123456']) 486 syn match test23 "23" conceal cchar=X 487 syn match test45 "45" conceal 488 489 set conceallevel=0 490 call assert_equal('123456 ', ScreenLines(2, 7)[0]) 491 call assert_equal([[0, '', 0], [0, '', 0], [0, '', 0], [0, '', 0], [0, '', 0], [0, '', 0]], map(range(1, 6), 'synconcealed(2, v:val)')) 492 493 set conceallevel=1 494 call assert_equal('1X 6 ', ScreenLines(2, 7)[0]) 495 call assert_equal([[0, '', 0], [1, 'X', 1], [1, 'X', 1], [1, ' ', 2], [1, ' ', 2], [0, '', 0]], map(range(1, 6), 'synconcealed(2, v:val)')) 496 497 set conceallevel=1 498 set listchars=conceal:Y 499 call assert_equal([[0, '', 0], [1, 'X', 1], [1, 'X', 1], [1, 'Y', 2], [1, 'Y', 2], [0, '', 0]], map(range(1, 6), 'synconcealed(2, v:val)')) 500 call assert_equal('1XY6 ', ScreenLines(2, 7)[0]) 501 502 set conceallevel=2 503 call assert_match('1X6 ', ScreenLines(2, 7)[0]) 504 call assert_equal([[0, '', 0], [1, 'X', 1], [1, 'X', 1], [1, '', 2], [1, '', 2], [0, '', 0]], map(range(1, 6), 'synconcealed(2, v:val)')) 505 506 set conceallevel=3 507 call assert_match('16 ', ScreenLines(2, 7)[0]) 508 call assert_equal([[0, '', 0], [1, '', 1], [1, '', 1], [1, '', 2], [1, '', 2], [0, '', 0]], map(range(1, 6), 'synconcealed(2, v:val)')) 509 510 syn clear 511 set conceallevel& 512 bw! 513endfunc 514 515func Test_synstack_synIDtrans() 516 new 517 setfiletype c 518 syntax on 519 call setline(1, ' /* A comment with a TODO */') 520 521 call assert_equal([], synstack(1, 1)) 522 523 norm f/ 524 eval synstack(line("."), col("."))->map('synIDattr(v:val, "name")')->assert_equal(['cComment', 'cCommentStart']) 525 eval synstack(line("."), col("."))->map('synIDattr(synIDtrans(v:val), "name")')->assert_equal(['Comment', 'Comment']) 526 527 norm fA 528 call assert_equal(['cComment'], map(synstack(line("."), col(".")), 'synIDattr(v:val, "name")')) 529 call assert_equal(['Comment'], map(synstack(line("."), col(".")), 'synIDattr(synIDtrans(v:val), "name")')) 530 531 norm fT 532 call assert_equal(['cComment', 'cTodo'], map(synstack(line("."), col(".")), 'synIDattr(v:val, "name")')) 533 call assert_equal(['Comment', 'Todo'], map(synstack(line("."), col(".")), 'synIDattr(synIDtrans(v:val), "name")')) 534 535 syn clear 536 bw! 537endfunc 538 539" Check highlighting for a small piece of C code with a screen dump. 540func Test_syntax_c() 541 if !CanRunVimInTerminal() 542 throw 'Skipped: cannot make screendumps' 543 endif 544 call writefile([ 545 \ '/* comment line at the top */', 546 \ 'int main(int argc, char **argv) { // another comment', 547 \ '#if 0', 548 \ ' int not_used;', 549 \ '#else', 550 \ ' int used;', 551 \ '#endif', 552 \ ' printf("Just an example piece of C code\n");', 553 \ ' return 0x0ff;', 554 \ '}', 555 \ "\t\t ", 556 \ ' static void', 557 \ 'myFunction(const double count, struct nothing, long there) {', 558 \ "\t// 123: nothing to endif here", 559 \ "\tfor (int i = 0; i < count; ++i) {", 560 \ "\t break;", 561 \ "\t}", 562 \ "\tNote: asdf", 563 \ '}', 564 \ ], 'Xtest.c') 565 566 " This makes the default for 'background' use "dark", check that the 567 " response to t_RB corrects it to "light". 568 let $COLORFGBG = '15;0' 569 570 let buf = RunVimInTerminal('Xtest.c', {}) 571 call term_sendkeys(buf, ":syn keyword Search Note\r") 572 call term_sendkeys(buf, ":syn match Error /^\\s\\+$/\r") 573 call term_sendkeys(buf, ":set hlsearch\r") 574 call term_sendkeys(buf, "/endif\r") 575 call term_sendkeys(buf, "vjfC") 576 call VerifyScreenDump(buf, 'Test_syntax_c_01', {}) 577 578 call term_sendkeys(buf, "\<Esc>") 579 call StopVimInTerminal(buf) 580 581 let $COLORFGBG = '' 582 call delete('Xtest.c') 583endfun 584 585" Using \z() in a region with NFA failing should not crash. 586func Test_syn_wrong_z_one() 587 new 588 call setline(1, ['just some text', 'with foo and bar to match with']) 589 syn region FooBar start="foo\z(.*\)bar" end="\z1" 590 call test_override("nfa_fail", 1) 591 redraw! 592 redraw! 593 call test_override("ALL", 0) 594 bwipe! 595endfunc 596 597func Test_syntax_after_bufdo() 598 call writefile(['/* aaa comment */'], 'Xaaa.c') 599 call writefile(['/* bbb comment */'], 'Xbbb.c') 600 call writefile(['/* ccc comment */'], 'Xccc.c') 601 call writefile(['/* ddd comment */'], 'Xddd.c') 602 603 let bnr = bufnr('%') 604 new Xaaa.c 605 badd Xbbb.c 606 badd Xccc.c 607 badd Xddd.c 608 exe "bwipe " . bnr 609 let l = [] 610 bufdo call add(l, bufnr('%')) 611 call assert_equal(4, len(l)) 612 613 syntax on 614 615 " This used to only enable syntax HL in the last buffer. 616 bufdo tab split 617 tabrewind 618 for tab in range(1, 4) 619 norm fm 620 call assert_equal(['cComment'], map(synstack(line("."), col(".")), 'synIDattr(v:val, "name")')) 621 tabnext 622 endfor 623 624 bwipe! Xaaa.c 625 bwipe! Xbbb.c 626 bwipe! Xccc.c 627 bwipe! Xddd.c 628 syntax off 629 call delete('Xaaa.c') 630 call delete('Xbbb.c') 631 call delete('Xccc.c') 632 call delete('Xddd.c') 633endfunc 634