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local helpers = require('test.functional.helpers')(after_each)
local clear = helpers.clear
local exec_lua = helpers.exec_lua
local eq = helpers.eq
local pcall_err = helpers.pcall_err
local matches = helpers.matches
describe('vim.base64', function()
before_each(clear)
local function encode(s)
return exec_lua([[return vim.base64.encode(...)]], s)
end
local function decode(s)
return exec_lua([[return vim.base64.decode(...)]], s)
end
it('works', function()
local values = {
'',
'Many hands make light work.',
[[
Call me Ishmael. Some years ago—never mind how long precisely—having little or no money in
my purse, and nothing particular to interest me on shore, I thought I would sail about a
little and see the watery part of the world.
]],
[[
It is a truth universally acknowledged, that a single man in possession of a good fortune,
must be in want of a wife.
]],
'Happy families are all alike; every unhappy family is unhappy in its own way.',
'ЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыьэюя',
'ÅÍÎÏ˝ÓÔÒÚÆ☃',
'𐐜 𐐔𐐇𐐝𐐀𐐡𐐇𐐓 𐐙𐐊𐐡𐐝𐐓/𐐝𐐇𐐗𐐊𐐤𐐔 𐐒𐐋𐐗 𐐒𐐌 𐐜 𐐡𐐀𐐖𐐇𐐤𐐓𐐝 𐐱𐑂 𐑄 𐐔𐐇𐐝𐐀𐐡𐐇𐐓 𐐏𐐆𐐅𐐤𐐆𐐚𐐊𐐡𐐝𐐆𐐓𐐆',
'👨👩👦 👨👩👧👦 👨👨👦 👩👩👧 👨👦 👨👧👦 👩👦 👩👧👦',
'مُنَاقَشَةُ سُبُلِ اِسْتِخْدَامِ اللُّغَةِ فِي النُّظُمِ الْقَائِمَةِ وَفِيم يَخُصَّ التَّطْبِيقَاتُ الْحاسُوبِيَّةُ،',
[[
Ṱ̺̺̕o͞ ̷i̲̬͇̪͙n̝̗͕v̟̜̘̦͟o̶̙̰̠kè͚̮̺̪̹̱̤ ̖t̝͕̳̣̻̪͞h̼͓̲̦̳̘̲e͇̣̰̦̬͎ ̢̼̻̱̘h͚͎͙̜̣̲ͅi̦̲̣̰̤v̻͍e̺̭̳̪̰-m̢iͅn̖̺̞̲̯̰d̵̼̟͙̩̼̘̳ ̞̥̱̳̭r̛̗̘e͙p͠r̼̞̻̭̗e̺̠̣͟s̘͇̳͍̝͉e͉̥̯̞̲͚̬͜ǹ̬͎͎̟̖͇̤t͍̬̤͓̼̭͘ͅi̪̱n͠g̴͉ ͏͉ͅc̬̟h͡a̫̻̯͘o̫̟̖͍̙̝͉s̗̦̲.̨̹͈̣
̡͓̞ͅI̗̘̦͝n͇͇͙v̮̫ok̲̫̙͈i̖͙̭̹̠̞n̡̻̮̣̺g̲͈͙̭͙̬͎ ̰t͔̦h̞̲e̢̤ ͍̬̲͖f̴̘͕̣è͖ẹ̥̩l͖͔͚i͓͚̦͠n͖͍̗͓̳̮g͍ ̨o͚̪͡f̘̣̬ ̖̘͖̟͙̮c҉͔̫͖͓͇͖ͅh̵̤̣͚͔á̗̼͕ͅo̼̣̥s̱͈̺̖̦̻͢.̛̖̞̠̫̰
̗̺͖̹̯͓Ṯ̤͍̥͇͈h̲́e͏͓̼̗̙̼̣͔ ͇̜̱̠͓͍ͅN͕͠e̗̱z̘̝̜̺͙p̤̺̹͍̯͚e̠̻̠͜r̨̤͍̺̖͔̖̖d̠̟̭̬̝͟i̦͖̩͓͔̤a̠̗̬͉̙n͚͜ ̻̞̰͚ͅh̵͉i̳̞v̢͇ḙ͎͟-҉̭̩̼͔m̤̭̫i͕͇̝̦n̗͙ḍ̟ ̯̲͕͞ǫ̟̯̰̲͙̻̝f ̪̰̰̗̖̭̘͘c̦͍̲̞͍̩̙ḥ͚a̮͎̟̙͜ơ̩̹͎s̤.̝̝ ҉Z̡̖̜͖̰̣͉̜a͖̰͙̬͡l̲̫̳͍̩g̡̟̼̱͚̞̬ͅo̗͜.̟
̦H̬̤̗̤͝e͜ ̜̥̝̻͍̟́w̕h̖̯͓o̝͙̖͎̱̮ ҉̺̙̞̟͈W̷̼̭a̺̪͍į͈͕̭͙̯̜t̶̼̮s̘͙͖̕ ̠̫̠B̻͍͙͉̳ͅe̵h̵̬͇̫͙i̹͓̳̳̮͎̫̕n͟d̴̪̜̖ ̰͉̩͇͙̲͞ͅT͖̼͓̪͢h͏͓̮̻e̬̝̟ͅ ̤̹̝W͙̞̝͔͇͝ͅa͏͓͔̹̼̣l̴͔̰̤̟͔ḽ̫.͕
Z̮̞̠͙͔ͅḀ̗̞͈̻̗Ḷ͙͎̯̹̞͓G̻O̭̗̮
]],
}
for _, v in ipairs(values) do
eq(v, decode(encode(v)))
end
-- Explicitly check encoded output
eq('VGhlIHF1aWNrIGJyb3duIGZveCBqdW1wcyBvdmVyIHRoZSBsYXp5IGRvZwo=', encode('The quick brown fox jumps over the lazy dog\n'))
-- Test vectors from rfc4648
local rfc4648 = {
{ '', '' },
{ 'f', 'Zg==', },
{ 'fo', 'Zm8=' },
{ 'foo', 'Zm9v' },
{ 'foob', 'Zm9vYg==' },
{ 'fooba', 'Zm9vYmE=' },
{ 'foobar', 'Zm9vYmFy' },
}
for _, v in ipairs(rfc4648) do
local input = v[1]
local output = v[2]
eq(output, encode(input))
eq(input, decode(output))
end
end)
it('detects invalid input', function()
local invalid = {
'A',
'AA',
'AAA',
'A..A',
'AA=A',
'AA/=',
'A/==',
'A===',
'====',
'Zm9vYmFyZm9vYmFyA..A',
'Zm9vYmFyZm9vYmFyAA=A',
'Zm9vYmFyZm9vYmFyAA/=',
'Zm9vYmFyZm9vYmFyA/==',
'Zm9vYmFyZm9vYmFyA===',
'A..AZm9vYmFyZm9vYmFy',
'Zm9vYmFyZm9vAA=A',
'Zm9vYmFyZm9vAA/=',
'Zm9vYmFyZm9vA/==',
'Zm9vYmFyZm9vA===',
}
for _, v in ipairs(invalid) do
eq('Invalid input', pcall_err(decode, v))
end
eq('Expected 1 argument', pcall_err(encode))
eq('Expected 1 argument', pcall_err(decode))
matches('expected string', pcall_err(encode, 42))
matches('expected string', pcall_err(decode, 42))
end)
end)
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