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comparison src/testdir/test_buffer.vim @ 28285:a4aad5142959 v8.2.4668

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patch 8.2.4668: buffer allocation failures insufficiently tested Commit: https://github.com/vim/vim/commit/0dac1ab5791819ee9a496273eea38f69a217ac45 Author: Yegappan Lakshmanan <yegappan@yahoo.com> Date: Sat Apr 2 21:46:19 2022 +0100 patch 8.2.4668: buffer allocation failures insufficiently tested Problem: Buffer allocation failures insufficiently tested. Solution: Add tests for memory allocation failures. (Yegappan Lakshmanan, closes #10064)
author Bram Moolenaar <Bram@vim.org>
date Sat, 02 Apr 2022 23:00:04 +0200
parents 856b56468157
children cdaff4db7760
comparison
equal deleted inserted replaced
28284:6cf79c95cb08 28285:a4aad5142959
428 close 428 close
429 call assert_equal('', v:errmsg) 429 call assert_equal('', v:errmsg)
430 set maxmem& maxmemtot& 430 set maxmem& maxmemtot&
431 endfunc 431 endfunc
432 432
433 " Test for a allocation failure when adding a new buffer
434 func Test_buflist_alloc_failure()
435 %bw!
436
437 edit Xfile1
438 call test_alloc_fail(GetAllocId('buflistnew_bvars'), 0, 0)
439 call assert_fails('edit Xfile2', 'E342:')
440
441 " test for bufadd()
442 call test_alloc_fail(GetAllocId('buflistnew_bvars'), 0, 0)
443 call assert_fails('call bufadd("Xbuffer")', 'E342:')
444
445 " test for setting the arglist
446 edit Xfile2
447 call test_alloc_fail(GetAllocId('buflistnew_bvars'), 0, 0)
448 call assert_fails('next Xfile3', 'E342:')
449
450 " test for setting the alternate buffer name when writing a file
451 call test_alloc_fail(GetAllocId('buflistnew_bvars'), 0, 0)
452 call assert_fails('write Xother', 'E342:')
453 call delete('Xother')
454
455 " test for creating a buffer using bufnr()
456 call test_alloc_fail(GetAllocId('buflistnew_bvars'), 0, 0)
457 call assert_fails("call bufnr('Xnewbuf', v:true)", 'E342:')
458
459 " test for renaming buffer using :file
460 call test_alloc_fail(GetAllocId('buflistnew_bvars'), 0, 0)
461 call assert_fails('file Xnewfile', 'E342:')
462
463 " test for creating a buffer for a popup window
464 call test_alloc_fail(GetAllocId('buflistnew_bvars'), 0, 0)
465 call assert_fails('call popup_create("mypop", {})', 'E342:')
466
467 if has('terminal')
468 " test for creating a buffer for a terminal window
469 call test_alloc_fail(GetAllocId('buflistnew_bvars'), 0, 0)
470 call assert_fails('call term_start(&shell)', 'E342:')
471 %bw!
472 endif
473
474 " test for loading a new buffer after wiping out all the buffers
475 edit Xfile4
476 call test_alloc_fail(GetAllocId('buflistnew_bvars'), 0, 0)
477 call assert_fails('%bw!', 'E342:')
478
479 " test for :checktime loading the buffer
480 call writefile(['one'], 'Xfile5')
481 if has('unix')
482 edit Xfile5
483 " sleep for some time to make sure the timestamp is different
484 sleep 200m
485 call writefile(['two'], 'Xfile5')
486 set autoread
487 call test_alloc_fail(GetAllocId('buflistnew_bvars'), 0, 0)
488 call assert_fails('checktime', 'E342:')
489 set autoread&
490 bw!
491 endif
492
493 " test for :vimgrep loading a dummy buffer
494 call test_alloc_fail(GetAllocId('buflistnew_bvars'), 0, 0)
495 call assert_fails('vimgrep two Xfile5', 'E342:')
496 call delete('Xfile5')
497
498 " test for quickfix command loading a buffer
499 call test_alloc_fail(GetAllocId('buflistnew_bvars'), 0, 0)
500 call assert_fails('cexpr "Xfile6:10:Line10"', 'E342:')
501 endfunc
502
433 " vim: shiftwidth=2 sts=2 expandtab 503 " vim: shiftwidth=2 sts=2 expandtab