neovim/test/functional/vimscript/sort_spec.lua

69 lines
1.8 KiB
Lua

local t = require('test.functional.testutil')(after_each)
local eq = t.eq
local NIL = vim.NIL
local eval = t.eval
local clear = t.clear
local api = t.api
local fn = t.fn
local command = t.command
local exc_exec = t.exc_exec
local pcall_err = t.pcall_err
before_each(clear)
describe('sort()', function()
it('errors out when sorting special values', function()
eq(
'Vim(call):E362: Using a boolean value as a Float',
exc_exec('call sort([v:true, v:false], "f")')
)
end)
it('sorts “wrong” values between -0.0001 and 0.0001, preserving order', function()
api.nvim_set_var('list', {
true,
false,
NIL,
{},
{ a = 42 },
'check',
0.0001,
-0.0001,
})
command('call insert(g:list, function("tr"))')
local error_lines = fn.split(fn.execute('silent! call sort(g:list, "f")'), '\n')
local errors = {}
for _, err in ipairs(error_lines) do
errors[err] = true
end
eq({
['E362: Using a boolean value as a Float'] = true,
['E891: Using a Funcref as a Float'] = true,
['E892: Using a String as a Float'] = true,
['E893: Using a List as a Float'] = true,
['E894: Using a Dictionary as a Float'] = true,
['E907: Using a special value as a Float'] = true,
}, errors)
eq(
"[-1.0e-4, function('tr'), v:true, v:false, v:null, [], {'a': 42}, 'check', 1.0e-4]",
eval('string(g:list)')
)
end)
it('can yield E702 and stop sorting after that', function()
command([[
function Cmp(a, b)
if type(a:a) == type([]) || type(a:b) == type([])
return []
endif
return (a:a > a:b) - (a:a < a:b)
endfunction
]])
eq(
'Vim(let):E745: Using a List as a Number',
pcall_err(command, 'let sl = sort([1, 0, [], 3, 2], "Cmp")')
)
end)
end)