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+" Tests for digraphs
+
+source check.vim
+CheckFeature digraphs
+source term_util.vim
+
+func Put_Dig(chars)
+ exe "norm! o\<c-k>".a:chars
+endfu
+
+func Put_Dig_BS(char1, char2)
+ exe "norm! o".a:char1."\<bs>".a:char2
+endfu
+
+func Test_digraphs()
+ new
+ call Put_Dig("00")
+ call assert_equal("∞", getline('.'))
+ " not a digraph
+ call Put_Dig("el")
+ call assert_equal("l", getline('.'))
+ call Put_Dig("ht")
+ call assert_equal("þ", getline('.'))
+ " digraph "ab" is the same as "ba"
+ call Put_Dig("ab")
+ call Put_Dig("ba")
+ call assert_equal(["ば","ば"], getline(line('.')-1,line('.')))
+ " Euro sign
+ call Put_Dig("e=")
+ call Put_Dig("=e")
+ call Put_Dig("Eu")
+ call Put_Dig("uE")
+ call assert_equal(['е']+repeat(["€"],3), getline(line('.')-3,line('.')))
+ " Rouble sign
+ call Put_Dig("R=")
+ call Put_Dig("=R")
+ call Put_Dig("=P")
+ call Put_Dig("P=")
+ call assert_equal(['Р']+repeat(["₽"],2)+['П'], getline(line('.')-3,line('.')))
+ " Not a digraph
+ call Put_Dig("a\<bs>")
+ call Put_Dig("\<bs>a")
+ call assert_equal(["<BS>", "<BS>a"], getline(line('.')-1,line('.')))
+ " Grave
+ call Put_Dig("a!")
+ call Put_Dig("!e")
+ call Put_Dig("b!") " not defined
+ call assert_equal(["à", "è", "!"], getline(line('.')-2,line('.')))
+ " Acute accent
+ call Put_Dig("a'")
+ call Put_Dig("'e")
+ call Put_Dig("b'") " not defined
+ call assert_equal(["á", "é", "'"], getline(line('.')-2,line('.')))
+ " Circumflex
+ call Put_Dig("a>")
+ call Put_Dig(">e")
+ call Put_Dig("b>") " not defined
+ call assert_equal(['â', 'ê', '>'], getline(line('.')-2,line('.')))
+ " Tilde
+ call Put_Dig("o~")
+ call Put_Dig("~u") " not defined
+ call Put_Dig("z~") " not defined
+ call assert_equal(['õ', 'u', '~'], getline(line('.')-2,line('.')))
+ " Tilde
+ call Put_Dig("o?")
+ call Put_Dig("?u")
+ call Put_Dig("z?") " not defined
+ call assert_equal(['õ', 'ũ', '?'], getline(line('.')-2,line('.')))
+ " Macron
+ call Put_Dig("o-")
+ call Put_Dig("-u")
+ call Put_Dig("z-") " not defined
+ call assert_equal(['ō', 'ū', '-'], getline(line('.')-2,line('.')))
+ " Breve
+ call Put_Dig("o(")
+ call Put_Dig("(u")
+ call Put_Dig("z(") " not defined
+ call assert_equal(['ŏ', 'ŭ', '('], getline(line('.')-2,line('.')))
+ " Dot above
+ call Put_Dig("b.")
+ call Put_Dig(".e")
+ call Put_Dig("a.") " not defined
+ call assert_equal(['ḃ', 'ė', '.'], getline(line('.')-2,line('.')))
+ " Diaeresis
+ call Put_Dig("a:")
+ call Put_Dig(":u")
+ call Put_Dig("b:") " not defined
+ call assert_equal(['ä', 'ü', ':'], getline(line('.')-2,line('.')))
+ " Cedilla
+ call Put_Dig("',")
+ call Put_Dig(",C")
+ call Put_Dig("b,") " not defined
+ call assert_equal(['¸', 'Ç', ','], getline(line('.')-2,line('.')))
+ " Underline
+ call Put_Dig("B_")
+ call Put_Dig("_t")
+ call Put_Dig("a_") " not defined
+ call assert_equal(['Ḇ', 'ṯ', '_'], getline(line('.')-2,line('.')))
+ " Stroke
+ call Put_Dig("j/")
+ call Put_Dig("/l")
+ call Put_Dig("b/") " not defined
+ call assert_equal(['/', 'ł', '/'], getline(line('.')-2,line('.')))
+ " Double acute
+ call Put_Dig('O"')
+ call Put_Dig('"y')
+ call Put_Dig('b"') " not defined
+ call assert_equal(['Ő', 'ÿ', '"'], getline(line('.')-2,line('.')))
+ " Ogonek
+ call Put_Dig('u;')
+ call Put_Dig(';E')
+ call Put_Dig('b;') " not defined
+ call assert_equal(['ų', 'Ę', ';'], getline(line('.')-2,line('.')))
+ " Caron
+ call Put_Dig('u<')
+ call Put_Dig('<E')
+ call Put_Dig('b<') " not defined
+ call assert_equal(['ǔ', 'Ě', '<'], getline(line('.')-2,line('.')))
+ " Ring above
+ call Put_Dig('u0')
+ call Put_Dig('0E') " not defined
+ call Put_Dig('b0') " not defined
+ call assert_equal(['ů', 'E', '0'], getline(line('.')-2,line('.')))
+ " Hook
+ call Put_Dig('u2')
+ call Put_Dig('2E')
+ call Put_Dig('b2') " not defined
+ call assert_equal(['ủ', 'Ẻ', '2'], getline(line('.')-2,line('.')))
+ " Horn
+ call Put_Dig('u9')
+ call Put_Dig('9E') " not defined
+ call Put_Dig('b9') " not defined
+ call assert_equal(['ư', 'E', '9'], getline(line('.')-2,line('.')))
+ " Cyrillic
+ call Put_Dig('u=')
+ call Put_Dig('=b')
+ call Put_Dig('=_')
+ call assert_equal(['у', 'б', '〓'], getline(line('.')-2,line('.')))
+ " Greek
+ call Put_Dig('u*')
+ call Put_Dig('*b')
+ call Put_Dig('*_')
+ call assert_equal(['υ', 'β', '々'], getline(line('.')-2,line('.')))
+ " Greek/Cyrillic special
+ call Put_Dig('u%')
+ call Put_Dig('%b') " not defined
+ call Put_Dig('%_') " not defined
+ call assert_equal(['ύ', 'b', '_'], getline(line('.')-2,line('.')))
+ " Arabic
+ call Put_Dig('u+')
+ call Put_Dig('+b')
+ call Put_Dig('+_') " japanese industrial symbol
+ call assert_equal(['+', 'ب', '〄'], getline(line('.')-2,line('.')))
+ " Hebrew
+ call Put_Dig('Q+')
+ call Put_Dig('+B')
+ call Put_Dig('+X')
+ call assert_equal(['ק', 'ב', 'ח'], getline(line('.')-2,line('.')))
+ " Latin
+ call Put_Dig('a3')
+ call Put_Dig('A3')
+ call Put_Dig('3X')
+ call assert_equal(['ǣ', 'Ǣ', 'X'], getline(line('.')-2,line('.')))
+ " Bopomofo
+ call Put_Dig('a4')
+ call Put_Dig('A4')
+ call Put_Dig('4X')
+ call assert_equal(['ㄚ', '4', 'X'], getline(line('.')-2,line('.')))
+ " Hiragana
+ call Put_Dig('a5')
+ call Put_Dig('A5')
+ call Put_Dig('5X')
+ call assert_equal(['あ', 'ぁ', 'X'], getline(line('.')-2,line('.')))
+ " Katakana
+ call Put_Dig('a6')
+ call Put_Dig('A6')
+ call Put_Dig('6X')
+ call assert_equal(['ァ', 'ア', 'X'], getline(line('.')-2,line('.')))
+ " Superscripts
+ call Put_Dig('1S')
+ call Put_Dig('2S')
+ call Put_Dig('3S')
+ call assert_equal(['¹', '²', '³'], getline(line('.')-2,line('.')))
+ " Subscripts
+ call Put_Dig('1s')
+ call Put_Dig('2s')
+ call Put_Dig('3s')
+ call assert_equal(['₁', '₂', '₃'], getline(line('.')-2,line('.')))
+ " Eszet (only lowercase)
+ call Put_Dig("ss")
+ call Put_Dig("SS") " start of string
+ call assert_equal(["ß", "˜"], getline(line('.')-1,line('.')))
+ " High bit set
+ call Put_Dig("a ")
+ call Put_Dig(" A")
+ call assert_equal(['á', 'Á'], getline(line('.')-1,line('.')))
+ " Escape is not part of a digraph
+ call Put_Dig("a\<esc>")
+ call Put_Dig("\<esc>A")
+ call assert_equal(['', 'A'], getline(line('.')-1,line('.')))
+ " define some custom digraphs
+ " old: 00 ∞
+ " old: el l
+ digraph 00 9216
+ digraph el 0252
+ call Put_Dig("00")
+ call Put_Dig("el")
+ " Reset digraphs
+ digraph 00 8734
+ digraph el 108
+ call Put_Dig("00")
+ call Put_Dig("el")
+ call assert_equal(['␀', 'ü', '∞', 'l'], getline(line('.')-3,line('.')))
+ call assert_fails('exe "digraph a\<Esc> 100"', 'E104:')
+ call assert_fails('exe "digraph \<Esc>a 100"', 'E104:')
+ call assert_fails('digraph xy z', 'E39:')
+ call assert_fails('digraph x', 'E1214:')
+ bw!
+endfunc
+
+func Test_digraphs_option()
+ " reset whichwrap option, so that testing <esc><bs>A works,
+ " without moving up a line
+ set digraph ww=
+ new
+ call Put_Dig_BS("0","0")
+ call assert_equal("∞", getline('.'))
+ " not a digraph
+ call Put_Dig_BS("e","l")
+ call assert_equal("l", getline('.'))
+ call Put_Dig_BS("h","t")
+ call assert_equal("þ", getline('.'))
+ " digraph "ab" is the same as "ba"
+ call Put_Dig_BS("a","b")
+ call Put_Dig_BS("b","a")
+ call assert_equal(["ば","ば"], getline(line('.')-1,line('.')))
+ " Euro sign
+ call Put_Dig_BS("e","=")
+ call Put_Dig_BS("=","e")
+ call Put_Dig_BS("E","u")
+ call Put_Dig_BS("u","E")
+ call assert_equal(['е']+repeat(["€"],3), getline(line('.')-3,line('.')))
+ " Rouble sign
+ call Put_Dig_BS("R","=")
+ call Put_Dig_BS("=","R")
+ call Put_Dig_BS("=","P")
+ call Put_Dig_BS("P","=")
+ call assert_equal(['Р']+repeat(["₽"],2)+['П'], getline(line('.')-3,line('.')))
+ " Not a digraph: this is different from <c-k>!
+ call Put_Dig_BS("a","\<bs>")
+ call Put_Dig_BS("\<bs>","a")
+ call assert_equal(['','a'], getline(line('.')-1,line('.')))
+ " Grave
+ call Put_Dig_BS("a","!")
+ call Put_Dig_BS("!","e")
+ call Put_Dig_BS("b","!") " not defined
+ call assert_equal(["à", "è", "!"], getline(line('.')-2,line('.')))
+ " Acute accent
+ call Put_Dig_BS("a","'")
+ call Put_Dig_BS("'","e")
+ call Put_Dig_BS("b","'") " not defined
+ call assert_equal(["á", "é", "'"], getline(line('.')-2,line('.')))
+ " Cicumflex
+ call Put_Dig_BS("a",">")
+ call Put_Dig_BS(">","e")
+ call Put_Dig_BS("b",">") " not defined
+ call assert_equal(['â', 'ê', '>'], getline(line('.')-2,line('.')))
+ " Tilde
+ call Put_Dig_BS("o","~")
+ call Put_Dig_BS("~","u") " not defined
+ call Put_Dig_BS("z","~") " not defined
+ call assert_equal(['õ', 'u', '~'], getline(line('.')-2,line('.')))
+ " Tilde
+ call Put_Dig_BS("o","?")
+ call Put_Dig_BS("?","u")
+ call Put_Dig_BS("z","?") " not defined
+ call assert_equal(['õ', 'ũ', '?'], getline(line('.')-2,line('.')))
+ " Macron
+ call Put_Dig_BS("o","-")
+ call Put_Dig_BS("-","u")
+ call Put_Dig_BS("z","-") " not defined
+ call assert_equal(['ō', 'ū', '-'], getline(line('.')-2,line('.')))
+ " Breve
+ call Put_Dig_BS("o","(")
+ call Put_Dig_BS("(","u")
+ call Put_Dig_BS("z","(") " not defined
+ call assert_equal(['ŏ', 'ŭ', '('], getline(line('.')-2,line('.')))
+ " Dot above
+ call Put_Dig_BS("b",".")
+ call Put_Dig_BS(".","e")
+ call Put_Dig_BS("a",".") " not defined
+ call assert_equal(['ḃ', 'ė', '.'], getline(line('.')-2,line('.')))
+ " Diaeresis
+ call Put_Dig_BS("a",":")
+ call Put_Dig_BS(":","u")
+ call Put_Dig_BS("b",":") " not defined
+ call assert_equal(['ä', 'ü', ':'], getline(line('.')-2,line('.')))
+ " Cedilla
+ call Put_Dig_BS("'",",")
+ call Put_Dig_BS(",","C")
+ call Put_Dig_BS("b",",") " not defined
+ call assert_equal(['¸', 'Ç', ','], getline(line('.')-2,line('.')))
+ " Underline
+ call Put_Dig_BS("B","_")
+ call Put_Dig_BS("_","t")
+ call Put_Dig_BS("a","_") " not defined
+ call assert_equal(['Ḇ', 'ṯ', '_'], getline(line('.')-2,line('.')))
+ " Stroke
+ call Put_Dig_BS("j","/")
+ call Put_Dig_BS("/","l")
+ call Put_Dig_BS("b","/") " not defined
+ call assert_equal(['/', 'ł', '/'], getline(line('.')-2,line('.')))
+ " Double acute
+ call Put_Dig_BS('O','"')
+ call Put_Dig_BS('"','y')
+ call Put_Dig_BS('b','"') " not defined
+ call assert_equal(['Ő', 'ÿ', '"'], getline(line('.')-2,line('.')))
+ " Ogonek
+ call Put_Dig_BS('u',';')
+ call Put_Dig_BS(';','E')
+ call Put_Dig_BS('b',';') " not defined
+ call assert_equal(['ų', 'Ę', ';'], getline(line('.')-2,line('.')))
+ " Caron
+ call Put_Dig_BS('u','<')
+ call Put_Dig_BS('<','E')
+ call Put_Dig_BS('b','<') " not defined
+ call assert_equal(['ǔ', 'Ě', '<'], getline(line('.')-2,line('.')))
+ " Ring above
+ call Put_Dig_BS('u','0')
+ call Put_Dig_BS('0','E') " not defined
+ call Put_Dig_BS('b','0') " not defined
+ call assert_equal(['ů', 'E', '0'], getline(line('.')-2,line('.')))
+ " Hook
+ call Put_Dig_BS('u','2')
+ call Put_Dig_BS('2','E')
+ call Put_Dig_BS('b','2') " not defined
+ call assert_equal(['ủ', 'Ẻ', '2'], getline(line('.')-2,line('.')))
+ " Horn
+ call Put_Dig_BS('u','9')
+ call Put_Dig_BS('9','E') " not defined
+ call Put_Dig_BS('b','9') " not defined
+ call assert_equal(['ư', 'E', '9'], getline(line('.')-2,line('.')))
+ " Cyrillic
+ call Put_Dig_BS('u','=')
+ call Put_Dig_BS('=','b')
+ call Put_Dig_BS('=','_')
+ call assert_equal(['у', 'б', '〓'], getline(line('.')-2,line('.')))
+ " Greek
+ call Put_Dig_BS('u','*')
+ call Put_Dig_BS('*','b')
+ call Put_Dig_BS('*','_')
+ call assert_equal(['υ', 'β', '々'], getline(line('.')-2,line('.')))
+ " Greek/Cyrillic special
+ call Put_Dig_BS('u','%')
+ call Put_Dig_BS('%','b') " not defined
+ call Put_Dig_BS('%','_') " not defined
+ call assert_equal(['ύ', 'b', '_'], getline(line('.')-2,line('.')))
+ " Arabic
+ call Put_Dig_BS('u','+')
+ call Put_Dig_BS('+','b')
+ call Put_Dig_BS('+','_') " japanese industrial symbol
+ call assert_equal(['+', 'ب', '〄'], getline(line('.')-2,line('.')))
+ " Hebrew
+ call Put_Dig_BS('Q','+')
+ call Put_Dig_BS('+','B')
+ call Put_Dig_BS('+','X')
+ call assert_equal(['ק', 'ב', 'ח'], getline(line('.')-2,line('.')))
+ " Latin
+ call Put_Dig_BS('a','3')
+ call Put_Dig_BS('A','3')
+ call Put_Dig_BS('3','X')
+ call assert_equal(['ǣ', 'Ǣ', 'X'], getline(line('.')-2,line('.')))
+ " Bopomofo
+ call Put_Dig_BS('a','4')
+ call Put_Dig_BS('A','4')
+ call Put_Dig_BS('4','X')
+ call assert_equal(['ㄚ', '4', 'X'], getline(line('.')-2,line('.')))
+ " Hiragana
+ call Put_Dig_BS('a','5')
+ call Put_Dig_BS('A','5')
+ call Put_Dig_BS('5','X')
+ call assert_equal(['あ', 'ぁ', 'X'], getline(line('.')-2,line('.')))
+ " Katakana
+ call Put_Dig_BS('a','6')
+ call Put_Dig_BS('A','6')
+ call Put_Dig_BS('6','X')
+ call assert_equal(['ァ', 'ア', 'X'], getline(line('.')-2,line('.')))
+ " Superscripts
+ call Put_Dig_BS('1','S')
+ call Put_Dig_BS('2','S')
+ call Put_Dig_BS('3','S')
+ call assert_equal(['¹', '²', '³'], getline(line('.')-2,line('.')))
+ " Subscripts
+ call Put_Dig_BS('1','s')
+ call Put_Dig_BS('2','s')
+ call Put_Dig_BS('3','s')
+ call assert_equal(['₁', '₂', '₃'], getline(line('.')-2,line('.')))
+ " Eszet (only lowercase)
+ call Put_Dig_BS("s","s")
+ call Put_Dig_BS("S","S") " start of string
+ call assert_equal(["ß", "˜"], getline(line('.')-1,line('.')))
+ " High bit set (different from <c-k>)
+ call Put_Dig_BS("a"," ")
+ call Put_Dig_BS(" ","A")
+ call assert_equal([' ', 'A'], getline(line('.')-1,line('.')))
+ " Escape is not part of a digraph (different from <c-k>)
+ call Put_Dig_BS("a","\<esc>")
+ call Put_Dig_BS("\<esc>","A")
+ call assert_equal(['', ''], getline(line('.')-1,line('.')))
+ " define some custom digraphs
+ " old: 00 ∞
+ " old: el l
+ digraph 00 9216
+ digraph el 0252
+ call Put_Dig_BS("0","0")
+ call Put_Dig_BS("e","l")
+ " Reset digraphs
+ digraph 00 8734
+ digraph el 108
+ call Put_Dig_BS("0","0")
+ call Put_Dig_BS("e","l")
+ call assert_equal(['␀', 'ü', '∞', 'l'], getline(line('.')-3,line('.')))
+ set nodigraph ww&vim
+ bw!
+endfunc
+
+func Test_digraphs_output()
+ new
+ let out = execute(':digraph')
+ call assert_equal('Eu € 8364', matchstr(out, '\C\<Eu\D*8364\>'))
+ call assert_equal('=e € 8364', matchstr(out, '\C=e\D*8364\>'))
+ call assert_equal('=R ₽ 8381', matchstr(out, '\C=R\D*8381\>'))
+ call assert_equal('=P ₽ 8381', matchstr(out, '\C=P\D*8381\>'))
+ call assert_equal('o: ö 246', matchstr(out, '\C\<o:\D*246\>'))
+ call assert_equal('v4 ㄪ 12586', matchstr(out, '\C\<v4\D*12586\>'))
+ call assert_equal("'0 ˚ 730", matchstr(out, '\C''0\D*730\>'))
+ call assert_equal('Z% Ж 1046', matchstr(out, '\C\<Z%\D*1046\>'))
+ call assert_equal('u- ū 363', matchstr(out, '\C\<u-\D*363\>'))
+ call assert_equal('SH ^A 1', matchstr(out, '\C\<SH\D*1\>'))
+ call assert_notmatch('Latin supplement', out)
+
+ let out_bang_without_custom = execute(':digraph!')
+ digraph lt 60
+ let out_bang_with_custom = execute(':digraph!')
+ call assert_notmatch('lt', out_bang_without_custom)
+ call assert_match("^\n"
+ \ .. "NU ^@ 10 .*\n"
+ \ .. "Latin supplement\n"
+ \ .. "!I ¡ 161 .*\n"
+ \ .. ".*\n"
+ \ .. 'Custom\n.*\<lt < 60\>', out_bang_with_custom)
+ bw!
+endfunc
+
+func Test_loadkeymap()
+ CheckFeature keymap
+ new
+ set keymap=czech
+ set iminsert=0
+ call feedkeys("o|\<c-^>|01234567890|\<esc>", 'tx')
+ call assert_equal("|'é+ěščřžýáíé'", getline('.'))
+ " reset keymap and encoding option
+ set keymap=
+ bw!
+endfunc
+
+func Test_digraph_cmndline()
+ " Create digraph on commandline
+ call feedkeys(":\"\<c-k>Eu\<cr>", 'xt')
+ call assert_equal('"€', @:)
+
+ " Canceling a CTRL-K on the cmdline
+ call feedkeys(":\"a\<c-k>\<esc>b\<cr>", 'xt')
+ call assert_equal('"ab', @:)
+endfunc
+
+func Test_show_digraph()
+ new
+ call Put_Dig("e=")
+ call assert_equal("\n<е> 1077, Hex 0435, Oct 2065, Digr e=", execute('ascii'))
+ bwipe!
+endfunc
+
+func Test_show_digraph_cp1251()
+ new
+ set encoding=cp1251
+ call Put_Dig("='")
+ call assert_equal("\n<\xfa> <|z> <M-z> 250, Hex fa, Oct 372, Digr ='", execute('ascii'))
+ set encoding=utf-8
+ bwipe!
+endfunc
+
+" Test for error in a keymap file
+func Test_loadkeymap_error()
+ CheckFeature keymap
+ call assert_fails('loadkeymap', 'E105:')
+ call writefile(['loadkeymap', 'a'], 'Xkeymap', 'D')
+ call assert_fails('source Xkeymap', 'E791:')
+endfunc
+
+" Test for the characters displayed on the screen when entering a digraph
+func Test_entering_digraph()
+ CheckRunVimInTerminal
+ let buf = RunVimInTerminal('', {'rows': 6})
+ call term_sendkeys(buf, "i\<C-K>")
+ call TermWait(buf)
+ call assert_equal('?', term_getline(buf, 1))
+ call term_sendkeys(buf, "1")
+ call TermWait(buf)
+ call assert_equal('1', term_getline(buf, 1))
+ call term_sendkeys(buf, "2")
+ call TermWait(buf)
+ call assert_equal('½', term_getline(buf, 1))
+ call StopVimInTerminal(buf)
+endfunc
+
+func Test_digraph_set_function()
+ new
+ call digraph_set('aa', 'あ')
+ call Put_Dig('aa')
+ call assert_equal('あ', getline('$'))
+ call digraph_set(' i', 'い')
+ call Put_Dig(' i')
+ call assert_equal('い', getline('$'))
+ call digraph_set(' ', 'う')
+ call Put_Dig(' ')
+ call assert_equal('う', getline('$'))
+
+ eval 'aa'->digraph_set('え')
+ call Put_Dig('aa')
+ call assert_equal('え', getline('$'))
+
+ call assert_fails('call digraph_set("aaa", "あ")', 'E1214: Digraph must be just two characters: aaa')
+ call assert_fails('call digraph_set("b", "あ")', 'E1214: Digraph must be just two characters: b')
+ call assert_fails('call digraph_set("あ", "あ")', 'E1214: Digraph must be just two characters: あ')
+ call assert_fails('call digraph_set("aa", "ああ")', 'E1215: Digraph must be one character: ああ')
+ call assert_fails('call digraph_set("aa", "か" .. nr2char(0x3099))', 'E1215: Digraph must be one character: か' .. nr2char(0x3099))
+ call assert_fails('call digraph_set(test_null_string(), "い")', 'E1214: Digraph must be just two characters')
+ call assert_fails('call digraph_set("aa", 0z10)', 'E976: Using a Blob as a String')
+ bwipe!
+endfunc
+
+func Test_digraph_get_function()
+ " Built-in digraphs
+ call assert_equal('∞', digraph_get('00'))
+
+ " User-defined digraphs
+ call digraph_set('aa', 'あ')
+ call digraph_set(' i', 'い')
+ call digraph_set(' ', 'う')
+ call assert_equal('あ', digraph_get('aa'))
+ call assert_equal('あ', 'aa'->digraph_get())
+ call assert_equal('い', digraph_get(' i'))
+ call assert_equal('う', digraph_get(' '))
+ call assert_fails('call digraph_get("aaa")', 'E1214: Digraph must be just two characters: aaa')
+ call assert_fails('call digraph_get("b")', 'E1214: Digraph must be just two characters: b')
+ call assert_fails('call digraph_get(test_null_string())', 'E1214: Digraph must be just two characters:')
+ call assert_fails('call digraph_get(0z10)', 'E976: Using a Blob as a String')
+endfunc
+
+func Test_digraph_get_function_encode()
+ CheckFeature iconv
+
+ let testcases = {
+ \'00': '∞',
+ \'aa': 'あ',
+ \}
+ for [key, ch] in items(testcases)
+ call digraph_set(key, ch)
+ set encoding=japan
+ call assert_equal(iconv(ch, 'utf-8', 'japan'), digraph_get(key))
+ set encoding=utf-8
+ endfor
+endfunc
+
+func Test_digraph_setlist_function()
+ call digraph_setlist([['aa', 'き'], ['bb', 'く']])
+ call assert_equal('き', digraph_get('aa'))
+ call assert_equal('く', digraph_get('bb'))
+
+ call assert_fails('call digraph_setlist([[]])', 'E1216:')
+ call assert_fails('call digraph_setlist([["aa", "b", "cc"]])', 'E1216:')
+ call assert_fails('call digraph_setlist([["あ", "あ"]])', 'E1214: Digraph must be just two characters: あ')
+ call assert_fails('call digraph_setlist([test_null_list()])', 'E1216:')
+ call assert_fails('call digraph_setlist({})', 'E1216:')
+ call assert_fails('call digraph_setlist([{}])', 'E1216:')
+ call assert_true(digraph_setlist(test_null_list()))
+endfunc
+
+func Test_digraph_getlist_function()
+ " Make sure user-defined digraphs are defined
+ call digraph_setlist([['aa', 'き'], ['bb', 'く']])
+
+ for pair in digraph_getlist(1)
+ call assert_equal(digraph_get(pair[0]), pair[1])
+ endfor
+
+ " We don't know how many digraphs are registered before, so check the number
+ " of digraphs returned.
+ call assert_equal(digraph_getlist()->len(), digraph_getlist(0)->len())
+ call assert_notequal((digraph_getlist()->len()), digraph_getlist(1)->len())
+
+ call assert_fails('call digraph_getlist(0z12)', 'E974: Using a Blob as a Number')
+endfunc
+
+
+" vim: shiftwidth=2 sts=2 expandtab