mirror of
https://github.com/neovim/neovim.git
synced 2024-12-25 13:45:15 -07:00
197 lines
5.7 KiB
Lua
197 lines
5.7 KiB
Lua
local helpers = require('test.functional.helpers')(after_each)
|
||
local exc_exec = helpers.exc_exec
|
||
local command = helpers.command
|
||
local funcs = helpers.funcs
|
||
local clear = helpers.clear
|
||
local eval = helpers.eval
|
||
local eq = helpers.eq
|
||
local meths = helpers.meths
|
||
local NIL = helpers.NIL
|
||
|
||
describe('Special values', function()
|
||
before_each(clear)
|
||
|
||
it('do not cause error when freed', function()
|
||
command([[
|
||
function Test()
|
||
try
|
||
return v:true
|
||
finally
|
||
return 'something else'
|
||
endtry
|
||
endfunction
|
||
]])
|
||
eq(0, exc_exec('call Test()'))
|
||
end)
|
||
|
||
it('work with empty()', function()
|
||
eq(0, funcs.empty(true))
|
||
eq(1, funcs.empty(false))
|
||
eq(1, funcs.empty(NIL))
|
||
end)
|
||
|
||
it('can be stringified and eval’ed back', function()
|
||
eq(true, funcs.eval(funcs.string(true)))
|
||
eq(false, funcs.eval(funcs.string(false)))
|
||
eq(NIL, funcs.eval(funcs.string(NIL)))
|
||
end)
|
||
|
||
it('work with is/isnot properly', function()
|
||
eq(1, eval('v:null is v:null'))
|
||
eq(0, eval('v:null is v:true'))
|
||
eq(0, eval('v:null is v:false'))
|
||
eq(1, eval('v:true is v:true'))
|
||
eq(0, eval('v:true is v:false'))
|
||
eq(1, eval('v:false is v:false'))
|
||
|
||
eq(0, eval('v:null is 0'))
|
||
eq(0, eval('v:true is 0'))
|
||
eq(0, eval('v:false is 0'))
|
||
|
||
eq(0, eval('v:null is 1'))
|
||
eq(0, eval('v:true is 1'))
|
||
eq(0, eval('v:false is 1'))
|
||
|
||
eq(0, eval('v:null is ""'))
|
||
eq(0, eval('v:true is ""'))
|
||
eq(0, eval('v:false is ""'))
|
||
|
||
eq(0, eval('v:null is "null"'))
|
||
eq(0, eval('v:true is "true"'))
|
||
eq(0, eval('v:false is "false"'))
|
||
|
||
eq(0, eval('v:null is []'))
|
||
eq(0, eval('v:true is []'))
|
||
eq(0, eval('v:false is []'))
|
||
|
||
eq(0, eval('v:null isnot v:null'))
|
||
eq(1, eval('v:null isnot v:true'))
|
||
eq(1, eval('v:null isnot v:false'))
|
||
eq(0, eval('v:true isnot v:true'))
|
||
eq(1, eval('v:true isnot v:false'))
|
||
eq(0, eval('v:false isnot v:false'))
|
||
|
||
eq(1, eval('v:null isnot 0'))
|
||
eq(1, eval('v:true isnot 0'))
|
||
eq(1, eval('v:false isnot 0'))
|
||
|
||
eq(1, eval('v:null isnot 1'))
|
||
eq(1, eval('v:true isnot 1'))
|
||
eq(1, eval('v:false isnot 1'))
|
||
|
||
eq(1, eval('v:null isnot ""'))
|
||
eq(1, eval('v:true isnot ""'))
|
||
eq(1, eval('v:false isnot ""'))
|
||
|
||
eq(1, eval('v:null isnot "null"'))
|
||
eq(1, eval('v:true isnot "true"'))
|
||
eq(1, eval('v:false isnot "false"'))
|
||
|
||
eq(1, eval('v:null isnot []'))
|
||
eq(1, eval('v:true isnot []'))
|
||
eq(1, eval('v:false isnot []'))
|
||
end)
|
||
|
||
it('work with +/-/* properly', function()
|
||
eq(1, eval('0 + v:true'))
|
||
eq(0, eval('0 + v:null'))
|
||
eq(0, eval('0 + v:false'))
|
||
|
||
eq(-1, eval('0 - v:true'))
|
||
eq( 0, eval('0 - v:null'))
|
||
eq( 0, eval('0 - v:false'))
|
||
|
||
eq(1, eval('1 * v:true'))
|
||
eq(0, eval('1 * v:null'))
|
||
eq(0, eval('1 * v:false'))
|
||
end)
|
||
|
||
it('does not work with +=/-=/.=', function()
|
||
meths.set_var('true', true)
|
||
meths.set_var('false', false)
|
||
command('let null = v:null')
|
||
|
||
eq('Vim(let):E734: Wrong variable type for +=', exc_exec('let true += 1'))
|
||
eq('Vim(let):E734: Wrong variable type for +=', exc_exec('let false += 1'))
|
||
eq('Vim(let):E734: Wrong variable type for +=', exc_exec('let null += 1'))
|
||
|
||
eq('Vim(let):E734: Wrong variable type for -=', exc_exec('let true -= 1'))
|
||
eq('Vim(let):E734: Wrong variable type for -=', exc_exec('let false -= 1'))
|
||
eq('Vim(let):E734: Wrong variable type for -=', exc_exec('let null -= 1'))
|
||
|
||
eq('Vim(let):E734: Wrong variable type for .=', exc_exec('let true .= 1'))
|
||
eq('Vim(let):E734: Wrong variable type for .=', exc_exec('let false .= 1'))
|
||
eq('Vim(let):E734: Wrong variable type for .=', exc_exec('let null .= 1'))
|
||
end)
|
||
|
||
it('work with . (concat) properly', function()
|
||
eq("v:true", eval('"" . v:true'))
|
||
eq("v:null", eval('"" . v:null'))
|
||
eq("v:false", eval('"" . v:false'))
|
||
end)
|
||
|
||
it('work with ?? (falsy operator)', function()
|
||
eq(true, eval('v:true ?? 42'))
|
||
eq(42, eval('v:false ?? 42'))
|
||
eq(42, eval('v:null ?? 42'))
|
||
end)
|
||
|
||
it('work with type()', function()
|
||
eq(6, funcs.type(true))
|
||
eq(6, funcs.type(false))
|
||
eq(7, funcs.type(NIL))
|
||
end)
|
||
|
||
it('work with copy() and deepcopy()', function()
|
||
eq(true, funcs.deepcopy(true))
|
||
eq(false, funcs.deepcopy(false))
|
||
eq(NIL, funcs.deepcopy(NIL))
|
||
|
||
eq(true, funcs.copy(true))
|
||
eq(false, funcs.copy(false))
|
||
eq(NIL, funcs.copy(NIL))
|
||
end)
|
||
|
||
it('fails in index', function()
|
||
eq('Vim(echo):E909: Cannot index a special variable', exc_exec('echo v:true[0]'))
|
||
eq('Vim(echo):E909: Cannot index a special variable', exc_exec('echo v:false[0]'))
|
||
eq('Vim(echo):E909: Cannot index a special variable', exc_exec('echo v:null[0]'))
|
||
end)
|
||
|
||
it('is accepted by assert_true and assert_false', function()
|
||
funcs.assert_false(false)
|
||
funcs.assert_false(true)
|
||
funcs.assert_false(NIL)
|
||
|
||
funcs.assert_true(false)
|
||
funcs.assert_true(true)
|
||
funcs.assert_true(NIL)
|
||
|
||
eq({
|
||
'Expected False but got v:true',
|
||
'Expected False but got v:null',
|
||
'Expected True but got v:false',
|
||
'Expected True but got v:null',
|
||
}, meths.get_vvar('errors'))
|
||
end)
|
||
|
||
describe('compat', function()
|
||
it('v:count is distinct from count', function()
|
||
command('let count = []') -- v:count is readonly
|
||
eq(1, eval('count is# g:["count"]'))
|
||
end)
|
||
it('v:errmsg is distinct from errmsg', function()
|
||
command('let errmsg = 1')
|
||
eq(1, eval('errmsg is# g:["errmsg"]'))
|
||
end)
|
||
it('v:shell_error is distinct from shell_error', function()
|
||
command('let shell_error = []') -- v:shell_error is readonly
|
||
eq(1, eval('shell_error is# g:["shell_error"]'))
|
||
end)
|
||
it('v:this_session is distinct from this_session', function()
|
||
command('let this_session = []')
|
||
eq(1, eval('this_session is# g:["this_session"]'))
|
||
end)
|
||
end)
|
||
end)
|