neovim

Neovim text editor
git clone https://git.dasho.dev/neovim.git
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base64_spec.lua (4788B)

      1 local t = require('test.testutil')
      2 local n = require('test.functional.testnvim')()
      3 
      4 local clear = n.clear
      5 local exec_lua = n.exec_lua
      6 local eq = t.eq
      7 local pcall_err = t.pcall_err
      8 local matches = t.matches
      9 
     10 describe('vim.base64', function()
     11  before_each(clear)
     12 
     13  local function encode(s)
     14    return exec_lua([[return vim.base64.encode(...)]], s)
     15  end
     16 
     17  local function decode(s)
     18    return exec_lua([[return vim.base64.decode(...)]], s)
     19  end
     20 
     21  it('works', function()
     22    local values = {
     23      '',
     24      'Many hands make light work.',
     25      [[
     26        Call me Ishmael. Some years ago—never mind how long precisely—having little or no money in
     27        my purse, and nothing particular to interest me on shore, I thought I would sail about a
     28        little and see the watery part of the world.
     29      ]],
     30      [[
     31        It is a truth universally acknowledged, that a single man in possession of a good fortune,
     32        must be in want of a wife.
     33      ]],
     34      'Happy families are all alike; every unhappy family is unhappy in its own way.',
     35      'ЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыьэюя',
     36      'ÅÍÎÏ˝ÓÔÒÚÆ☃',
     37      '𐐜 𐐔𐐇𐐝𐐀𐐡𐐇𐐓 𐐙𐐊𐐡𐐝𐐓/𐐝𐐇𐐗𐐊𐐤𐐔 𐐒𐐋𐐗 𐐒𐐌 𐐜 𐐡𐐀𐐖𐐇𐐤𐐓𐐝 𐐱𐑂 𐑄 𐐔𐐇𐐝𐐀𐐡𐐇𐐓 𐐏𐐆𐐅𐐤𐐆𐐚𐐊𐐡𐐝𐐆𐐓𐐆',
     38      '👨‍👩‍👦 👨‍👩‍👧‍👦 👨‍👨‍👦 👩‍👩‍👧 👨‍👦 👨‍👧‍👦 👩‍👦 👩‍👧‍👦',
     39      'مُنَاقَشَةُ سُبُلِ اِسْتِخْدَامِ اللُّغَةِ فِي النُّظُمِ الْقَائِمَةِ وَفِيم يَخُصَّ التَّطْبِيقَاتُ الْحاسُوبِيَّةُ،',
     40      [[
     41        Ṱ̺̺̕o͞ ̷i̲̬͇̪͙n̝̗͕v̟̜̘̦͟o̶̙̰̠kè͚̮̺̪̹̱̤ ̖t̝͕̳̣̻̪͞h̼͓̲̦̳̘̲e͇̣̰̦̬͎ ̢̼̻̱̘h͚͎͙̜̣̲ͅi̦̲̣̰̤v̻͍e̺̭̳̪̰-m̢iͅn̖̺̞̲̯̰d̵̼̟͙̩̼̘̳ ̞̥̱̳̭r̛̗̘e͙p͠r̼̞̻̭̗e̺̠̣͟s̘͇̳͍̝͉e͉̥̯̞̲͚̬͜ǹ̬͎͎̟̖͇̤t͍̬̤͓̼̭͘ͅi̪̱n͠g̴͉ ͏͉ͅc̬̟h͡a̫̻̯͘o̫̟̖͍̙̝͉s̗̦̲.̨̹͈̣
     42        ̡͓̞ͅI̗̘̦͝n͇͇͙v̮̫ok̲̫̙͈i̖͙̭̹̠̞n̡̻̮̣̺g̲͈͙̭͙̬͎ ̰t͔̦h̞̲e̢̤ ͍̬̲͖f̴̘͕̣è͖ẹ̥̩l͖͔͚i͓͚̦͠n͖͍̗͓̳̮g͍ ̨o͚̪͡f̘̣̬ ̖̘͖̟͙̮c҉͔̫͖͓͇͖ͅh̵̤̣͚͔á̗̼͕ͅo̼̣̥s̱͈̺̖̦̻͢.̛̖̞̠̫̰
     43        ̗̺͖̹̯͓Ṯ̤͍̥͇͈h̲́e͏͓̼̗̙̼̣͔ ͇̜̱̠͓͍ͅN͕͠e̗̱z̘̝̜̺͙p̤̺̹͍̯͚e̠̻̠͜r̨̤͍̺̖͔̖̖d̠̟̭̬̝͟i̦͖̩͓͔̤a̠̗̬͉̙n͚͜ ̻̞̰͚ͅh̵͉i̳̞v̢͇ḙ͎͟-҉̭̩̼͔m̤̭̫i͕͇̝̦n̗͙ḍ̟ ̯̲͕͞ǫ̟̯̰̲͙̻̝f ̪̰̰̗̖̭̘͘c̦͍̲̞͍̩̙ḥ͚a̮͎̟̙͜ơ̩̹͎s̤.̝̝ ҉Z̡̖̜͖̰̣͉̜a͖̰͙̬͡l̲̫̳͍̩g̡̟̼̱͚̞̬ͅo̗͜.̟
     44        ̦H̬̤̗̤͝e͜ ̜̥̝̻͍̟́w̕h̖̯͓o̝͙̖͎̱̮ ҉̺̙̞̟͈W̷̼̭a̺̪͍į͈͕̭͙̯̜t̶̼̮s̘͙͖̕ ̠̫̠B̻͍͙͉̳ͅe̵h̵̬͇̫͙i̹͓̳̳̮͎̫̕n͟d̴̪̜̖ ̰͉̩͇͙̲͞ͅT͖̼͓̪͢h͏͓̮̻e̬̝̟ͅ ̤̹̝W͙̞̝͔͇͝ͅa͏͓͔̹̼̣l̴͔̰̤̟͔ḽ̫.͕
     45        Z̮̞̠͙͔ͅḀ̗̞͈̻̗Ḷ͙͎̯̹̞͓G̻O̭̗̮
     46      ]],
     47      'Hello\0world',
     48    }
     49 
     50    for _, v in ipairs(values) do
     51      eq(v, decode(encode(v)))
     52    end
     53 
     54    -- Explicitly check encoded output
     55    eq(
     56      'VGhlIHF1aWNrIGJyb3duIGZveCBqdW1wcyBvdmVyIHRoZSBsYXp5IGRvZwo=',
     57      encode('The quick brown fox jumps over the lazy dog\n')
     58    )
     59 
     60    -- Test vectors from rfc4648
     61    local rfc4648 = {
     62      { '', '' },
     63      { 'f', 'Zg==' },
     64      { 'fo', 'Zm8=' },
     65      { 'foo', 'Zm9v' },
     66      { 'foob', 'Zm9vYg==' },
     67      { 'fooba', 'Zm9vYmE=' },
     68      { 'foobar', 'Zm9vYmFy' },
     69    }
     70 
     71    for _, v in ipairs(rfc4648) do
     72      local input = v[1]
     73      local output = v[2]
     74      eq(output, encode(input))
     75      eq(input, decode(output))
     76    end
     77  end)
     78 
     79  it('detects invalid input', function()
     80    local invalid = {
     81      'A',
     82      'AA',
     83      'AAA',
     84      'A..A',
     85      'AA=A',
     86      'AA/=',
     87      'A/==',
     88      'A===',
     89      '====',
     90      'Zm9vYmFyZm9vYmFyA..A',
     91      'Zm9vYmFyZm9vYmFyAA=A',
     92      'Zm9vYmFyZm9vYmFyAA/=',
     93      'Zm9vYmFyZm9vYmFyA/==',
     94      'Zm9vYmFyZm9vYmFyA===',
     95      'A..AZm9vYmFyZm9vYmFy',
     96      'Zm9vYmFyZm9vAA=A',
     97      'Zm9vYmFyZm9vAA/=',
     98      'Zm9vYmFyZm9vA/==',
     99      'Zm9vYmFyZm9vA===',
    100    }
    101 
    102    for _, v in ipairs(invalid) do
    103      eq('Invalid input', pcall_err(decode, v))
    104    end
    105 
    106    eq('Expected 1 argument', pcall_err(encode))
    107    eq('Expected 1 argument', pcall_err(decode))
    108    matches('expected string', pcall_err(encode, 42))
    109    matches('expected string', pcall_err(decode, 42))
    110  end)
    111 end)