" Tests for Unicode manipulations source check.vim source view_util.vim source screendump.vim " Visual block Insert adjusts for multi-byte char func Test_visual_block_insert() new call setline(1, ["aaa", "あああ", "bbb"]) exe ":norm! gg0l\jjIx\" call assert_equal(['axaa', ' xあああ', 'bxbb'], getline(1, '$')) bwipeout! endfunc " Test for built-in functions strchars() and strcharlen() func Test_strchars() let inp = ["a", "あいa", "A\u20dd", "A\u20dd\u20dd", "\u20dd"] let exp = [[1, 1, 1], [3, 3, 3], [2, 2, 1], [3, 3, 1], [1, 1, 1]] for i in range(len(inp)) call assert_equal(exp[i][0], strchars(inp[i])) call assert_equal(exp[i][1], inp[i]->strchars(0)) call assert_equal(exp[i][2], strchars(inp[i], 1)) endfor let exp = [1, 3, 1, 1, 1] for i in range(len(inp)) call assert_equal(exp[i], inp[i]->strcharlen()) call assert_equal(exp[i], strcharlen(inp[i])) endfor call assert_fails("call strchars('abc', 2)", ['E1023:', 'E1023:']) call assert_fails("call strchars('abc', -1)", ['E1023:', 'E1023:']) call assert_fails("call strchars('abc', {})", ['E728:', 'E728:']) call assert_fails("call strchars('abc', [])", ['E745:', 'E745:']) endfunc " Test for customlist completion func CustomComplete1(lead, line, pos) return ['あ', 'い'] endfunc func CustomComplete2(lead, line, pos) return ['あたし', 'あたま', 'あたりめ'] endfunc func CustomComplete3(lead, line, pos) return ['Nこ', 'Nん', 'Nぶ'] endfunc func Test_customlist_completion() command -nargs=1 -complete=customlist,CustomComplete1 Test1 echo call feedkeys(":Test1 \\\"\", 'itx') call assert_equal('"Test1 ', getreg(':')) command -nargs=1 -complete=customlist,CustomComplete2 Test2 echo call feedkeys(":Test2 \\\"\", 'itx') call assert_equal('"Test2 あた', getreg(':')) command -nargs=1 -complete=customlist,CustomComplete3 Test3 echo call feedkeys(":Test3 \\\"\", 'itx') call assert_equal('"Test3 N', getreg(':')) call garbagecollect(1) endfunc " Yank one 3 byte character and check the mark columns. func Test_getvcol() new call setline(1, "x\u2500x") normal 0lvy call assert_equal(2, col("'[")) call assert_equal(4, col("']")) call assert_equal(2, virtcol("'[")) call assert_equal(2, virtcol("']")) endfunc func Test_screenchar_utf8() new " 1-cell, with composing characters call setline(1, ["ABC\u0308"]) redraw call assert_equal([0x0041], screenchars(1, 1)) call assert_equal([0x0042], 1->screenchars(2)) call assert_equal([0x0043, 0x0308], screenchars(1, 3)) call assert_equal("A", screenstring(1, 1)) call assert_equal("B", screenstring(1, 2)) call assert_equal("C\u0308", screenstring(1, 3)) " 1-cell, with 6 composing characters set maxcombine=6 call setline(1, ["ABC" .. repeat("\u0308", 6)]) redraw call assert_equal([0x0041], screenchars(1, 1)) call assert_equal([0x0042], 1->screenchars(2)) " This should not use uninitialized memory call assert_equal([0x0043] + repeat([0x0308], 6), screenchars(1, 3)) call assert_equal("A", screenstring(1, 1)) call assert_equal("B", screenstring(1, 2)) call assert_equal("C" .. repeat("\u0308", 6), screenstring(1, 3)) set maxcombine& " 2-cells, with composing characters let text = "\u3042\u3044\u3046\u3099" call setline(1, text) redraw call assert_equal([0x3042], screenchars(1, 1)) call assert_equal([0], screenchars(1, 2)) call assert_equal([0x3044], screenchars(1, 3)) call assert_equal([0], screenchars(1, 4)) call assert_equal([0x3046, 0x3099], screenchars(1, 5)) call assert_equal("\u3042", screenstring(1, 1)) call assert_equal("", screenstring(1, 2)) call assert_equal("\u3044", screenstring(1, 3)) call assert_equal("", screenstring(1, 4)) call assert_equal("\u3046\u3099", screenstring(1, 5)) call assert_equal([text . ' '], ScreenLines(1, 8)) bwipe! endfunc func Test_list2str_str2list_utf8() " One Unicode codepoint let s = "\u3042\u3044" let l = [0x3042, 0x3044] call assert_equal(l, str2list(s, 1)) call assert_equal(s, list2str(l, 1)) if &enc ==# 'utf-8' call assert_equal(str2list(s), str2list(s, 1)) call assert_equal(list2str(l), list2str(l, 1)) endif " With composing characters let s = "\u304b\u3099\u3044" let l = [0x304b, 0x3099, 0x3044] call assert_equal(l, str2list(s, 1)) call assert_equal(s, l->list2str(1)) if &enc ==# 'utf-8' call assert_equal(str2list(s), str2list(s, 1)) call assert_equal(list2str(l), list2str(l, 1)) endif " Null list is the same as an empty list call assert_equal('', list2str([])) call assert_equal('', list2str(v:_null_list)) endfunc func Test_list2str_str2list_latin1() " When 'encoding' is not multi-byte can still get utf-8 string. " But we need to create the utf-8 string while 'encoding' is utf-8. let s = "\u3042\u3044" let l = [0x3042, 0x3044] let save_encoding = &encoding " set encoding=latin1 let lres = str2list(s, 1) let sres = list2str(l, 1) call assert_equal([65, 66, 67], str2list("ABC")) " Try converting a list to a string in latin-1 encoding call assert_equal([1, 2, 3], str2list(list2str([1, 2, 3]))) let &encoding = save_encoding call assert_equal(l, lres) call assert_equal(s, sres) endfunc func Test_setcellwidths() call setcellwidths([ \ [0x1330, 0x1330, 2], \ [9999, 10000, 1], \ [0x1337, 0x1339, 2], \]) call assert_equal(2, strwidth("\u1330")) call assert_equal(1, strwidth("\u1336")) call assert_equal(2, strwidth("\u1337")) call assert_equal(2, strwidth("\u1339")) call assert_equal(1, strwidth("\u133a")) for aw in ['single', 'double'] exe 'set ambiwidth=' . aw " Handle \u0080 to \u009F as control chars even on MS-Windows. set isprint=@,161-255 call setcellwidths([]) " Control chars call assert_equal(4, strwidth("\u0081")) call assert_equal(6, strwidth("\uFEFF")) " Ambiguous width chars call assert_equal((aw == 'single') ? 1 : 2, strwidth("\u00A1")) call assert_equal((aw == 'single') ? 1 : 2, strwidth("\u2010")) call setcellwidths([[0x81, 0x81, 1], [0xA1, 0xA1, 1], \ [0x2010, 0x2010, 1], [0xFEFF, 0xFEFF, 1]]) " Control chars call assert_equal(4, strwidth("\u0081")) call assert_equal(6, strwidth("\uFEFF")) " Ambiguous width chars call assert_equal(1, strwidth("\u00A1")) call assert_equal(1, strwidth("\u2010")) call setcellwidths([[0x81, 0x81, 2], [0xA1, 0xA1, 2], \ [0x2010, 0x2010, 2], [0xFEFF, 0xFEFF, 2]]) " Control chars call assert_equal(4, strwidth("\u0081")) call assert_equal(6, strwidth("\uFEFF")) " Ambiguous width chars call assert_equal(2, strwidth("\u00A1")) call assert_equal(2, strwidth("\u2010")) endfor set ambiwidth& isprint& call setcellwidths([]) call assert_fails('call setcellwidths(1)', 'E714:') call assert_fails('call setcellwidths([1, 2, 0])', 'E1109:') call assert_fails('call setcellwidths([[0x101]])', 'E1110:') call assert_fails('call setcellwidths([[0x101, 0x102]])', 'E1110:') call assert_fails('call setcellwidths([[0x101, 0x102, 1, 4]])', 'E1110:') call assert_fails('call setcellwidths([["a"]])', 'E1110:') call assert_fails('call setcellwidths([[0x102, 0x101, 1]])', 'E1111:') call assert_fails('call setcellwidths([[0x101, 0x102, 0]])', 'E1112:') call assert_fails('call setcellwidths([[0x101, 0x102, 3]])', 'E1112:') call assert_fails('call setcellwidths([[0x111, 0x122, 1], [0x115, 0x116, 2]])', 'E1113:') call assert_fails('call setcellwidths([[0x111, 0x122, 1], [0x122, 0x123, 2]])', 'E1113:') call assert_fails('call setcellwidths([[0x33, 0x44, 2]])', 'E1114:') set listchars=tab:--\\u2192 call assert_fails('call setcellwidths([[0x2192, 0x2192, 2]])', 'E834:') set fillchars=stl:\\u2501 call assert_fails('call setcellwidths([[0x2501, 0x2501, 2]])', 'E835:') set listchars& set fillchars& call setcellwidths([]) endfunc func Test_getcellwidths() call setcellwidths([]) call assert_equal([], getcellwidths()) let widthlist = [ \ [0x1330, 0x1330, 2], \ [9999, 10000, 1], \ [0x1337, 0x1339, 2], \] let widthlistsorted = [ \ [0x1330, 0x1330, 2], \ [0x1337, 0x1339, 2], \ [9999, 10000, 1], \] call setcellwidths(widthlist) call assert_equal(widthlistsorted, getcellwidths()) call setcellwidths([]) endfunc func Test_setcellwidths_dump() CheckRunVimInTerminal let lines =<< trim END call setline(1, "\ue5ffDesktop") END call writefile(lines, 'XCellwidths', 'D') let buf = RunVimInTerminal('-S XCellwidths', {'rows': 6}) call VerifyScreenDump(buf, 'Test_setcellwidths_dump_1', {}) call term_sendkeys(buf, ":call setcellwidths([[0xe5ff, 0xe5ff, 2]])\") call VerifyScreenDump(buf, 'Test_setcellwidths_dump_2', {}) call StopVimInTerminal(buf) endfunc func Test_print_overlong() " Text with more composing characters than MB_MAXBYTES. new call setline(1, 'axxxxxxxxxxxxxxxxxxxxxxxxxxxxxx') s/x/\=nr2char(1629)/g print bwipe! endfunc " vim: shiftwidth=2 sts=2 expandtab