" Tests for diff mode source shared.vim source screendump.vim source check.vim func Test_diff_fold_sync() enew! let g:update_count = 0 au DiffUpdated * let g:update_count += 1 let l = range(50) call setline(1, l) diffthis let winone = win_getid() new let l[25] = 'diff' call setline(1, l) diffthis let wintwo = win_getid() " line 15 is inside the closed fold call assert_equal(19, foldclosedend(10)) call win_gotoid(winone) call assert_equal(19, foldclosedend(10)) " open the fold normal zv call assert_equal(-1, foldclosedend(10)) " fold in other window must have opened too call win_gotoid(wintwo) call assert_equal(-1, foldclosedend(10)) " cursor position is in sync normal 23G call win_gotoid(winone) call assert_equal(23, getcurpos()[1]) call assert_equal(1, g:update_count) au! DiffUpdated windo diffoff close! set nomodified endfunc func Test_vert_split() set diffopt=filler call Common_vert_split() set diffopt& endfunc func Test_vert_split_internal() set diffopt=internal,filler call Common_vert_split() set diffopt& endfunc func Common_vert_split() " Disable the title to avoid xterm keeping the wrong one. set notitle noicon new let l = ['1 aa', '2 bb', '3 cc', '4 dd', '5 ee'] call setline(1, l) w! Xtest normal dd $ put normal kkrXoxxx w! Xtest2 file Nop normal ggoyyyjjjozzzz set foldmethod=marker foldcolumn=4 call assert_equal(0, &diff) call assert_equal('marker', &foldmethod) call assert_equal(4, &foldcolumn) call assert_equal(0, &scrollbind) call assert_equal(0, &cursorbind) call assert_equal(1, &wrap) vert diffsplit Xtest vert diffsplit Xtest2 call assert_equal(1, &diff) call assert_equal('diff', &foldmethod) call assert_equal(2, &foldcolumn) call assert_equal(1, &scrollbind) call assert_equal(1, &cursorbind) call assert_equal(0, &wrap) let diff_fdm = &fdm let diff_fdc = &fdc " repeat entering diff mode here to see if this saves the wrong settings diffthis " jump to second window for a moment to have filler line appear at start of " first window wincmd w normal gg wincmd p normal gg call assert_equal(2, winline()) normal j call assert_equal(4, winline()) normal j call assert_equal(5, winline()) normal j call assert_equal(6, winline()) normal j call assert_equal(8, winline()) normal j call assert_equal(9, winline()) wincmd w normal gg call assert_equal(1, winline()) normal j call assert_equal(2, winline()) normal j call assert_equal(4, winline()) normal j call assert_equal(5, winline()) normal j call assert_equal(8, winline()) wincmd w normal gg call assert_equal(2, winline()) normal j call assert_equal(3, winline()) normal j call assert_equal(4, winline()) normal j call assert_equal(5, winline()) normal j call assert_equal(6, winline()) normal j call assert_equal(7, winline()) normal j call assert_equal(8, winline()) " Test diffoff diffoff! 1wincmd 2 let &diff = 1 let &fdm = diff_fdm let &fdc = diff_fdc 4wincmd w diffoff! 1wincmd w call assert_equal(0, &diff) call assert_equal('marker', &foldmethod) call assert_equal(4, &foldcolumn) call assert_equal(0, &scrollbind) call assert_equal(0, &cursorbind) call assert_equal(1, &wrap) wincmd w call assert_equal(0, &diff) call assert_equal('marker', &foldmethod) call assert_equal(4, &foldcolumn) call assert_equal(0, &scrollbind) call assert_equal(0, &cursorbind) call assert_equal(1, &wrap) wincmd w call assert_equal(0, &diff) call assert_equal('marker', &foldmethod) call assert_equal(4, &foldcolumn) call assert_equal(0, &scrollbind) call assert_equal(0, &cursorbind) call assert_equal(1, &wrap) call delete('Xtest') call delete('Xtest2') windo bw! endfunc func Test_filler_lines() " Test that diffing shows correct filler lines enew! put =range(4,10) 1d _ vnew put =range(1,10) 1d _ windo diffthis wincmd h call assert_equal(1, line('w0')) unlet! diff_fdm diff_fdc windo diffoff bwipe! enew! endfunc func Test_diffget_diffput() enew! let l = range(50) call setline(1, l) call assert_fails('diffget', 'E99:') diffthis call assert_fails('diffget', 'E100:') new let l[10] = 'one' let l[20] = 'two' let l[30] = 'three' let l[40] = 'four' call setline(1, l) diffthis call assert_equal('one', getline(11)) 11diffget call assert_equal('10', getline(11)) 21diffput wincmd w call assert_equal('two', getline(21)) normal 31Gdo call assert_equal('three', getline(31)) call assert_equal('40', getline(41)) normal 41Gdp wincmd w call assert_equal('40', getline(41)) new diffthis call assert_fails('diffget', 'E101:') windo diffoff %bwipe! endfunc " Test putting two changes from one buffer to another func Test_diffput_two() new a let win_a = win_getid() call setline(1, range(1, 10)) diffthis new b let win_b = win_getid() call setline(1, range(1, 10)) 8del 5del diffthis call win_gotoid(win_a) %diffput call win_gotoid(win_b) call assert_equal(map(range(1, 10), 'string(v:val)'), getline(1, '$')) bwipe! a bwipe! b endfunc func Test_dp_do_buffer() e! one let bn1=bufnr('%') let l = range(60) call setline(1, l) diffthis new two let l[10] = 'one' let l[20] = 'two' let l[30] = 'three' let l[40] = 'four' let l[50] = 'five' call setline(1, l) diffthis " dp and do with invalid buffer number. 11 call assert_fails('norm 99999dp', 'E102:') call assert_fails('norm 99999do', 'E102:') call assert_fails('diffput non_existing_buffer', 'E94:') call assert_fails('diffget non_existing_buffer', 'E94:') " dp and do with valid buffer number. call assert_equal('one', getline('.')) exe 'norm ' . bn1 . 'do' call assert_equal('10', getline('.')) 21 call assert_equal('two', getline('.')) diffget one call assert_equal('20', getline('.')) 31 exe 'norm ' . bn1 . 'dp' 41 diffput one wincmd w 31 call assert_equal('three', getline('.')) 41 call assert_equal('four', getline('.')) " dp and do with buffer number which is not in diff mode. new not_in_diff_mode let bn3=bufnr('%') wincmd w 51 call assert_fails('exe "norm" . bn3 . "dp"', 'E103:') call assert_fails('exe "norm" . bn3 . "do"', 'E103:') call assert_fails('diffput not_in_diff_mode', 'E94:') call assert_fails('diffget not_in_diff_mode', 'E94:') windo diffoff %bwipe! endfunc func Test_do_lastline() e! one call setline(1, ['1','2','3','4','5','6']) diffthis new two call setline(1, ['2','4','5']) diffthis 1 norm dp]c norm dp]c wincmd w call assert_equal(4, line('$')) norm G norm do call assert_equal(3, line('$')) windo diffoff %bwipe! endfunc func Test_diffoff() enew! call setline(1, ['Two', 'Three']) redraw let normattr = screenattr(1, 1) diffthis botright vert new call setline(1, ['One', '', 'Two', 'Three']) diffthis redraw call assert_notequal(normattr, 1->screenattr(1)) diffoff! redraw call assert_equal(normattr, screenattr(1, 1)) bwipe! bwipe! endfunc func Common_icase_test() edit one call setline(1, ['One', 'Two', 'Three', 'Four', 'Fi#ve']) redraw let normattr = screenattr(1, 1) diffthis botright vert new two call setline(1, ['one', 'TWO', 'Three ', 'Four', 'fI=VE']) diffthis redraw call assert_equal(normattr, screenattr(1, 1)) call assert_equal(normattr, screenattr(2, 1)) call assert_notequal(normattr, screenattr(3, 1)) call assert_equal(normattr, screenattr(4, 1)) let dtextattr = screenattr(5, 3) call assert_notequal(dtextattr, screenattr(5, 1)) call assert_notequal(dtextattr, screenattr(5, 5)) diffoff! %bwipe! endfunc func Test_diffopt_icase() set diffopt=icase,foldcolumn:0 call Common_icase_test() set diffopt& endfunc func Test_diffopt_icase_internal() set diffopt=icase,foldcolumn:0,internal call Common_icase_test() set diffopt& endfunc func Common_iwhite_test() edit one " Difference in trailing spaces and amount of spaces should be ignored, " but not other space differences. call setline(1, ["One \t", 'Two', 'Three', 'one two', 'one two', 'Four']) redraw let normattr = screenattr(1, 1) diffthis botright vert new two call setline(1, ["One\t ", "Two\t ", 'Three', 'one two', 'onetwo', ' Four']) diffthis redraw call assert_equal(normattr, screenattr(1, 1)) call assert_equal(normattr, screenattr(2, 1)) call assert_equal(normattr, screenattr(3, 1)) call assert_equal(normattr, screenattr(4, 1)) call assert_notequal(normattr, screenattr(5, 1)) call assert_notequal(normattr, screenattr(6, 1)) diffoff! %bwipe! endfunc func Test_diffopt_iwhite() set diffopt=iwhite,foldcolumn:0 call Common_iwhite_test() set diffopt& endfunc func Test_diffopt_iwhite_internal() set diffopt=internal,iwhite,foldcolumn:0 call Common_iwhite_test() set diffopt& endfunc func Test_diffopt_context() enew! call setline(1, ['1', '2', '3', '4', '5', '6', '7']) diffthis new call setline(1, ['1', '2', '3', '4', '5x', '6', '7']) diffthis set diffopt=context:2 call assert_equal('+-- 2 lines: 1', foldtextresult(1)) set diffopt=internal,context:2 call assert_equal('+-- 2 lines: 1', foldtextresult(1)) set diffopt=context:1 call assert_equal('+-- 3 lines: 1', foldtextresult(1)) set diffopt=internal,context:1 call assert_equal('+-- 3 lines: 1', foldtextresult(1)) diffoff! %bwipe! set diffopt& endfunc func Test_diffopt_horizontal() set diffopt=internal,horizontal diffsplit call assert_equal(&columns, winwidth(1)) call assert_equal(&columns, winwidth(2)) call assert_equal(&lines, winheight(1) + winheight(2) + 3) call assert_inrange(0, 1, winheight(1) - winheight(2)) set diffopt& diffoff! %bwipe endfunc func Test_diffopt_vertical() set diffopt=internal,vertical diffsplit call assert_equal(&lines - 2, winheight(1)) call assert_equal(&lines - 2, winheight(2)) call assert_equal(&columns, winwidth(1) + winwidth(2) + 1) call assert_inrange(0, 1, winwidth(1) - winwidth(2)) set diffopt& diffoff! %bwipe endfunc func Test_diffopt_hiddenoff() set diffopt=internal,filler,foldcolumn:0,hiddenoff e! one call setline(1, ['Two', 'Three']) redraw let normattr = screenattr(1, 1) diffthis botright vert new two call setline(1, ['One', 'Four']) diffthis redraw call assert_notequal(normattr, screenattr(1, 1)) set hidden close redraw " should not diffing with hidden buffer two while 'hiddenoff' is enabled call assert_equal(normattr, screenattr(1, 1)) bwipe! bwipe! set hidden& diffopt& endfunc func Test_diffoff_hidden() set diffopt=internal,filler,foldcolumn:0 e! one call setline(1, ['Two', 'Three']) redraw let normattr = screenattr(1, 1) diffthis botright vert new two call setline(1, ['One', 'Four']) diffthis redraw call assert_notequal(normattr, screenattr(1, 1)) set hidden close redraw " diffing with hidden buffer two call assert_notequal(normattr, screenattr(1, 1)) diffoff redraw call assert_equal(normattr, screenattr(1, 1)) diffthis redraw " still diffing with hidden buffer two call assert_notequal(normattr, screenattr(1, 1)) diffoff! redraw call assert_equal(normattr, screenattr(1, 1)) diffthis redraw " no longer diffing with hidden buffer two call assert_equal(normattr, screenattr(1, 1)) bwipe! bwipe! set hidden& diffopt& endfunc func Test_setting_cursor() new Xtest1 put =range(1,90) wq new Xtest2 put =range(1,100) wq tabe Xtest2 $ diffsp Xtest1 tabclose call delete('Xtest1') call delete('Xtest2') endfunc func Test_diff_move_to() new call setline(1, [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]) diffthis vnew call setline(1, [1, '2x', 3, 4, 4, 5, '6x', 7, '8x', 9, '10x']) diffthis norm ]c call assert_equal(2, line('.')) norm 3]c call assert_equal(9, line('.')) norm 10]c call assert_equal(11, line('.')) norm [c call assert_equal(9, line('.')) norm 2[c call assert_equal(5, line('.')) norm 10[c call assert_equal(2, line('.')) %bwipe! endfunc func Test_diffexpr() if !executable('diff') return endif func DiffExpr() " Prepent some text to check diff type detection call writefile(['warning', ' message'], v:fname_out) silent exe '!diff ' . v:fname_in . ' ' . v:fname_new . '>>' . v:fname_out endfunc set diffexpr=DiffExpr() set diffopt=foldcolumn:0 enew! call setline(1, ['one', 'two', 'three']) redraw let normattr = screenattr(1, 1) diffthis botright vert new call setline(1, ['one', 'two', 'three.']) diffthis redraw call assert_equal(normattr, screenattr(1, 1)) call assert_equal(normattr, screenattr(2, 1)) call assert_notequal(normattr, screenattr(3, 1)) diffoff! %bwipe! set diffexpr& diffopt& endfunc func Test_diffpatch() " The patch program on MS-Windows may fail or hang. if !executable('patch') || !has('unix') return endif new insert *************** *** 1,3 **** 1 ! 2 3 --- 1,4 ---- 1 ! 2x 3 + 4 . saveas! Xpatch bwipe! new call assert_fails('diffpatch Xpatch', 'E816:') for name in ['Xpatch', 'Xpatch$HOME', 'Xpa''tch'] call setline(1, ['1', '2', '3']) if name != 'Xpatch' call rename('Xpatch', name) endif exe 'diffpatch ' . escape(name, '$') call assert_equal(['1', '2x', '3', '4'], getline(1, '$')) if name != 'Xpatch' call rename(name, 'Xpatch') endif bwipe! endfor call delete('Xpatch') bwipe! endfunc func Test_diff_too_many_buffers() for i in range(1, 8) exe "new Xtest" . i diffthis endfor new Xtest9 call assert_fails('diffthis', 'E96:') %bwipe! endfunc func Test_diff_nomodifiable() new call setline(1, [1, 2, 3, 4]) setl nomodifiable diffthis vnew call setline(1, ['1x', 2, 3, 3, 4]) diffthis call assert_fails('norm dp', 'E793:') setl nomodifiable call assert_fails('norm do', 'E21:') %bwipe! endfunc func Test_diff_hlID() new call setline(1, [1, 2, 3]) diffthis vnew call setline(1, ['1x', 2, 'x', 3]) diffthis redraw call diff_hlID(-1, 1)->synIDattr("name")->assert_equal("") call diff_hlID(1, 1)->synIDattr("name")->assert_equal("DiffChange") call diff_hlID(1, 2)->synIDattr("name")->assert_equal("DiffText") call diff_hlID(2, 1)->synIDattr("name")->assert_equal("") call diff_hlID(3, 1)->synIDattr("name")->assert_equal("DiffAdd") eval 4->diff_hlID(1)->synIDattr("name")->assert_equal("") wincmd w call assert_equal(synIDattr(diff_hlID(1, 1), "name"), "DiffChange") call assert_equal(synIDattr(diff_hlID(2, 1), "name"), "") call assert_equal(synIDattr(diff_hlID(3, 1), "name"), "") %bwipe! endfunc func Test_diff_filler() new call setline(1, [1, 2, 3, 'x', 4]) diffthis vnew call setline(1, [1, 2, 'y', 'y', 3, 4]) diffthis redraw call assert_equal([0, 0, 0, 0, 0, 0, 0, 1, 0], map(range(-1, 7), 'v:val->diff_filler()')) wincmd w call assert_equal([0, 0, 0, 0, 2, 0, 0, 0], map(range(-1, 6), 'diff_filler(v:val)')) %bwipe! endfunc func Test_diff_lastline() enew! only! call setline(1, ['This is a ', 'line with five ', 'rows']) diffthis botright vert new call setline(1, ['This is', 'a line with ', 'four rows']) diffthis 1 call feedkeys("Je a\", 'tx') call feedkeys("Je a\", 'tx') let w1lines = winline() wincmd w $ let w2lines = winline() call assert_equal(w2lines, w1lines) bwipe! bwipe! endfunc func WriteDiffFiles(buf, list1, list2) call writefile(a:list1, 'Xfile1') call writefile(a:list2, 'Xfile2') if a:buf call term_sendkeys(a:buf, ":checktime\") endif endfunc " Verify a screendump with both the internal and external diff. func VerifyBoth(buf, dumpfile, extra) " trailing : for leaving the cursor on the command line for cmd in [":set diffopt=filler" . a:extra . "\:", ":set diffopt+=internal\:"] call term_sendkeys(a:buf, cmd) if VerifyScreenDump(a:buf, a:dumpfile, {}, cmd =~ 'internal' ? 'internal' : 'external') break " don't let the next iteration overwrite the "failed" file. endif endfor endfunc " Verify a screendump with the internal diff only. func VerifyInternal(buf, dumpfile, extra) call term_sendkeys(a:buf, ":diffupdate!\") " trailing : for leaving the cursor on the command line call term_sendkeys(a:buf, ":set diffopt=internal,filler" . a:extra . "\:") call term_wait(a:buf) call VerifyScreenDump(a:buf, a:dumpfile, {}) endfunc func Test_diff_screen() CheckScreendump CheckFeature menu " clean up already existing swap files, just in case call delete('.Xfile1.swp') call delete('.Xfile2.swp') " Test 1: Add a line in beginning of file 2 call WriteDiffFiles(0, [1, 2, 3, 4, 5, 6, 7, 8, 9, 10], [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10]) let buf = RunVimInTerminal('-d Xfile1 Xfile2', {}) " Set autoread mode, so that Vim won't complain once we re-write the test " files call term_sendkeys(buf, ":set autoread\\w:set autoread\\w") call VerifyBoth(buf, 'Test_diff_01', '') " Test 2: Add a line in beginning of file 1 call WriteDiffFiles(buf, [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10], [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]) call VerifyBoth(buf, 'Test_diff_02', '') " Test 3: Add a line at the end of file 2 call WriteDiffFiles(buf, [1, 2, 3, 4, 5, 6, 7, 8, 9, 10], [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11]) call VerifyBoth(buf, 'Test_diff_03', '') " Test 4: Add a line at the end of file 1 call WriteDiffFiles(buf, [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11], [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]) call VerifyBoth(buf, 'Test_diff_04', '') " Test 5: Add a line in the middle of file 2, remove on at the end of file 1 call WriteDiffFiles(buf, [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11], [1, 2, 3, 4, 4, 5, 6, 7, 8, 9, 10]) call VerifyBoth(buf, 'Test_diff_05', '') " Test 6: Add a line in the middle of file 1, remove on at the end of file 2 call WriteDiffFiles(buf, [1, 2, 3, 4, 4, 5, 6, 7, 8, 9, 10], [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11]) call VerifyBoth(buf, 'Test_diff_06', '') " Variants on test 6 with different context settings call term_sendkeys(buf, ":set diffopt+=context:2\") call VerifyScreenDump(buf, 'Test_diff_06.2', {}) call term_sendkeys(buf, ":set diffopt-=context:2\") call term_sendkeys(buf, ":set diffopt+=context:1\") call VerifyScreenDump(buf, 'Test_diff_06.1', {}) call term_sendkeys(buf, ":set diffopt-=context:1\") call term_sendkeys(buf, ":set diffopt+=context:0\") call VerifyScreenDump(buf, 'Test_diff_06.0', {}) call term_sendkeys(buf, ":set diffopt-=context:0\") " Test 7 - 9: Test normal/patience/histogram diff algorithm call WriteDiffFiles(buf, ['#include ', '', '// Frobs foo heartily', 'int frobnitz(int foo)', '{', \ ' int i;', ' for(i = 0; i < 10; i++)', ' {', ' printf("Your answer is: ");', \ ' printf("%d\n", foo);', ' }', '}', '', 'int fact(int n)', '{', ' if(n > 1)', ' {', \ ' return fact(n-1) * n;', ' }', ' return 1;', '}', '', 'int main(int argc, char **argv)', \ '{', ' frobnitz(fact(10));', '}'], \ ['#include ', '', 'int fib(int n)', '{', ' if(n > 2)', ' {', \ ' return fib(n-1) + fib(n-2);', ' }', ' return 1;', '}', '', '// Frobs foo heartily', \ 'int frobnitz(int foo)', '{', ' int i;', ' for(i = 0; i < 10; i++)', ' {', \ ' printf("%d\n", foo);', ' }', '}', '', \ 'int main(int argc, char **argv)', '{', ' frobnitz(fib(10));', '}']) call term_sendkeys(buf, ":diffupdate!\") call term_sendkeys(buf, ":set diffopt+=internal\") call VerifyScreenDump(buf, 'Test_diff_07', {}) call term_sendkeys(buf, ":set diffopt+=algorithm:patience\") call VerifyScreenDump(buf, 'Test_diff_08', {}) call term_sendkeys(buf, ":set diffopt+=algorithm:histogram\") call VerifyScreenDump(buf, 'Test_diff_09', {}) " Test 10-11: normal/indent-heuristic call term_sendkeys(buf, ":set diffopt&vim\") call WriteDiffFiles(buf, ['', ' def finalize(values)', '', ' values.each do |v|', ' v.finalize', ' end'], \ ['', ' def finalize(values)', '', ' values.each do |v|', ' v.prepare', ' end', '', \ ' values.each do |v|', ' v.finalize', ' end']) call term_sendkeys(buf, ":diffupdate!\") call term_sendkeys(buf, ":set diffopt+=internal\") call VerifyScreenDump(buf, 'Test_diff_10', {}) " Leave trailing : at commandline! call term_sendkeys(buf, ":set diffopt+=indent-heuristic\:\") call VerifyScreenDump(buf, 'Test_diff_11', {}, 'one') " shouldn't matter, if indent-algorithm comes before or after the algorithm call term_sendkeys(buf, ":set diffopt&\") call term_sendkeys(buf, ":set diffopt+=indent-heuristic,algorithm:patience\:\") call VerifyScreenDump(buf, 'Test_diff_11', {}, 'two') call term_sendkeys(buf, ":set diffopt&\") call term_sendkeys(buf, ":set diffopt+=algorithm:patience,indent-heuristic\:\") call VerifyScreenDump(buf, 'Test_diff_11', {}, 'three') " Test 12: diff the same file call WriteDiffFiles(buf, [1, 2, 3, 4, 5, 6, 7, 8, 9, 10], [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]) call VerifyBoth(buf, 'Test_diff_12', '') " Test 13: diff an empty file call WriteDiffFiles(buf, [], []) call VerifyBoth(buf, 'Test_diff_13', '') " Test 14: test diffopt+=icase call WriteDiffFiles(buf, ['a', 'b', 'cd'], ['A', 'b', 'cDe']) call VerifyBoth(buf, 'Test_diff_14', " diffopt+=filler diffopt+=icase") " Test 15-16: test diffopt+=iwhite call WriteDiffFiles(buf, ['int main()', '{', ' printf("Hello, World!");', ' return 0;', '}'], \ ['int main()', '{', ' if (0)', ' {', ' printf("Hello, World!");', ' return 0;', ' }', '}']) call term_sendkeys(buf, ":diffupdate!\") call term_sendkeys(buf, ":set diffopt&vim diffopt+=filler diffopt+=iwhite\") call VerifyScreenDump(buf, 'Test_diff_15', {}) call term_sendkeys(buf, ":set diffopt+=internal\") call VerifyScreenDump(buf, 'Test_diff_16', {}) " Test 17: test diffopt+=iblank call WriteDiffFiles(buf, ['a', ' ', 'cd', 'ef', 'xxx'], ['a', 'cd', '', 'ef', 'yyy']) call VerifyInternal(buf, 'Test_diff_17', " diffopt+=iblank") " Test 18: test diffopt+=iblank,iwhite / iwhiteall / iwhiteeol call VerifyInternal(buf, 'Test_diff_18', " diffopt+=iblank,iwhite") call VerifyInternal(buf, 'Test_diff_18', " diffopt+=iblank,iwhiteall") call VerifyInternal(buf, 'Test_diff_18', " diffopt+=iblank,iwhiteeol") " Test 19: test diffopt+=iwhiteeol call WriteDiffFiles(buf, ['a ', 'x', 'cd', 'ef', 'xx xx', 'foo', 'bar'], ['a', 'x', 'c d', ' ef', 'xx xx', 'foo', '', 'bar']) call VerifyInternal(buf, 'Test_diff_19', " diffopt+=iwhiteeol") " Test 19: test diffopt+=iwhiteall call VerifyInternal(buf, 'Test_diff_20', " diffopt+=iwhiteall") " clean up call StopVimInTerminal(buf) call delete('Xfile1') call delete('Xfile2') endfunc func Test_diff_with_cursorline() CheckScreendump call writefile([ \ 'hi CursorLine ctermbg=red ctermfg=white', \ 'set cursorline', \ 'call setline(1, ["foo","foo","foo","bar"])', \ 'vnew', \ 'call setline(1, ["bee","foo","foo","baz"])', \ 'windo diffthis', \ '2wincmd w', \ ], 'Xtest_diff_cursorline') let buf = RunVimInTerminal('-S Xtest_diff_cursorline', {}) call VerifyScreenDump(buf, 'Test_diff_with_cursorline_01', {}) call term_sendkeys(buf, "j") call VerifyScreenDump(buf, 'Test_diff_with_cursorline_02', {}) call term_sendkeys(buf, "j") call VerifyScreenDump(buf, 'Test_diff_with_cursorline_03', {}) " clean up call StopVimInTerminal(buf) call delete('Xtest_diff_cursorline') endfunc func Test_diff_with_syntax() CheckScreendump let lines =<< trim END void doNothing() { int x = 0; char *s = "hello"; return 5; } END call writefile(lines, 'Xprogram1.c') let lines =<< trim END void doSomething() { int x = 0; char *s = "there"; return 5; } END call writefile(lines, 'Xprogram2.c') let lines =<< trim END edit Xprogram1.c diffsplit Xprogram2.c END call writefile(lines, 'Xtest_diff_syntax') let buf = RunVimInTerminal('-S Xtest_diff_syntax', {}) call VerifyScreenDump(buf, 'Test_diff_syntax_1', {}) " clean up call StopVimInTerminal(buf) call delete('Xtest_diff_syntax') call delete('Xprogram1.c') call delete('Xprogram2.c') endfunc func Test_diff_of_diff() CheckScreendump CheckFeature rightleft call writefile([ \ 'call setline(1, ["aa","bb","cc","@@ -3,2 +5,7 @@","dd","ee","ff"])', \ 'vnew', \ 'call setline(1, ["aa","bb","cc"])', \ 'windo diffthis', \ '1wincmd w', \ 'setlocal number', \ ], 'Xtest_diff_diff') let buf = RunVimInTerminal('-S Xtest_diff_diff', {}) call VerifyScreenDump(buf, 'Test_diff_of_diff_01', {}) call term_sendkeys(buf, ":set rightleft\") call VerifyScreenDump(buf, 'Test_diff_of_diff_02', {}) " clean up call StopVimInTerminal(buf) call delete('Xtest_diff_diff') endfunc func CloseoffSetup() enew call setline(1, ['one', 'two', 'three']) diffthis new call setline(1, ['one', 'tow', 'three']) diffthis call assert_equal(1, &diff) only! endfunc func Test_diff_closeoff() " "closeoff" included by default: last diff win gets 'diff' reset' call CloseoffSetup() call assert_equal(0, &diff) enew! " "closeoff" excluded: last diff win keeps 'diff' set' set diffopt-=closeoff call CloseoffSetup() call assert_equal(1, &diff) diffoff! enew! endfunc func Test_diff_maintains_change_mark() enew! call setline(1, ['a', 'b', 'c', 'd']) diffthis new call setline(1, ['a', 'b', 'c', 'e']) " Set '[ and '] marks 2,3yank call assert_equal([2, 3], [line("'["), line("']")]) " Verify they aren't affected by the implicit diff diffthis call assert_equal([2, 3], [line("'["), line("']")]) " Verify they aren't affected by an explicit diff diffupdate call assert_equal([2, 3], [line("'["), line("']")]) bwipe! bwipe! endfunc