blob: 5eeb19842fc322ad817f3d681d1d14d05f0e296d [file] [log] [blame]
" Test various aspects of the Vim9 script language.
source check.vim
source view_util.vim
" Check that "lines" inside ":def" results in an "error" message.
func CheckDefFailure(lines, error)
call writefile(['def Func()'] + a:lines + ['enddef'], 'Xdef')
call assert_fails('so Xdef', a:error, a:lines)
call delete('Xdef')
endfunc
func CheckScriptFailure(lines, error)
call writefile(a:lines, 'Xdef')
call assert_fails('so Xdef', a:error, a:lines)
call delete('Xdef')
endfunc
def Test_syntax()
let var = 234
let other: list<string> = ['asdf']
enddef
func Test_def_basic()
def SomeFunc(): string
return 'yes'
enddef
call assert_equal('yes', SomeFunc())
endfunc
let s:appendToMe = 'xxx'
let s:addToMe = 111
let g:existing = 'yes'
def Test_assignment()
let bool1: bool = true
assert_equal(v:true, bool1)
let bool2: bool = false
assert_equal(v:false, bool2)
let list1: list<bool> = [false, true, false]
let list2: list<number> = [1, 2, 3]
let list3: list<string> = ['sdf', 'asdf']
let list4: list<any> = ['yes', true, 1234]
let list5: list<blob> = [0z01, 0z02]
let listS: list<string> = []
let listN: list<number> = []
let dict1: dict<bool> = #{one: false, two: true}
let dict2: dict<number> = #{one: 1, two: 2}
let dict3: dict<string> = #{key: 'value'}
let dict4: dict<any> = #{one: 1, two: '2'}
let dict5: dict<blob> = #{one: 0z01, tw: 0z02}
if has('channel')
let chan1: channel
let job1: job
let job2: job = job_start('willfail')
endif
if has('float')
let float1: float = 3.4
endif
let funky1: func
let funky2: func = function('len')
let party1: partial
let party2: partial = funcref('Test_syntax')
" type becomes list<any>
let somelist = rand() > 0 ? [1, 2, 3] : ['a', 'b', 'c']
" type becomes dict<any>
let somedict = rand() > 0 ? #{a: 1, b: 2} : #{a: 'a', b: 'b'}
g:newvar = 'new'
assert_equal('new', g:newvar)
assert_equal('yes', g:existing)
g:existing = 'no'
assert_equal('no', g:existing)
v:char = 'abc'
assert_equal('abc', v:char)
$ENVVAR = 'foobar'
assert_equal('foobar', $ENVVAR)
$ENVVAR = ''
s:appendToMe ..= 'yyy'
assert_equal('xxxyyy', s:appendToMe)
s:addToMe += 222
assert_equal(333, s:addToMe)
s:newVar = 'new'
assert_equal('new', s:newVar)
enddef
func Test_assignment_failure()
call CheckDefFailure(['let var=234'], 'E1004:')
call CheckDefFailure(['let var =234'], 'E1004:')
call CheckDefFailure(['let var= 234'], 'E1004:')
call CheckDefFailure(['let true = 1'], 'E1034:')
call CheckDefFailure(['let false = 1'], 'E1034:')
call CheckScriptFailure(['vim9script', 'def Func()', 'let dummy = s:notfound', 'enddef'], 'E1050:')
call CheckDefFailure(['let var: list<string> = [123]'], 'expected list<string> but got list<number>')
call CheckDefFailure(['let var: list<number> = ["xx"]'], 'expected list<number> but got list<string>')
call CheckDefFailure(['let var: dict<string> = #{key: 123}'], 'expected dict<string> but got dict<number>')
call CheckDefFailure(['let var: dict<number> = #{key: "xx"}'], 'expected dict<number> but got dict<string>')
call CheckDefFailure(['let var = feedkeys("0")'], 'E1031:')
call CheckDefFailure(['let var: number = feedkeys("0")'], 'expected number but got void')
call CheckDefFailure(['let var: dict <number>'], 'E1007:')
call CheckDefFailure(['let var: dict<number'], 'E1009:')
endfunc
func Test_wrong_type()
call CheckDefFailure(['let var: list<nothing>'], 'E1010:')
call CheckDefFailure(['let var: list<list<nothing>>'], 'E1010:')
call CheckDefFailure(['let var: dict<nothing>'], 'E1010:')
call CheckDefFailure(['let var: dict<dict<nothing>>'], 'E1010:')
call CheckDefFailure(['let var: dict<number'], 'E1009:')
call CheckDefFailure(['let var: dict<list<number>'], 'E1009:')
call CheckDefFailure(['let var: ally'], 'E1010:')
call CheckDefFailure(['let var: bram'], 'E1010:')
call CheckDefFailure(['let var: cathy'], 'E1010:')
call CheckDefFailure(['let var: dom'], 'E1010:')
call CheckDefFailure(['let var: freddy'], 'E1010:')
call CheckDefFailure(['let var: john'], 'E1010:')
call CheckDefFailure(['let var: larry'], 'E1010:')
call CheckDefFailure(['let var: ned'], 'E1010:')
call CheckDefFailure(['let var: pam'], 'E1010:')
call CheckDefFailure(['let var: sam'], 'E1010:')
call CheckDefFailure(['let var: vim'], 'E1010:')
endfunc
func Test_const()
call CheckDefFailure(['const var = 234', 'var = 99'], 'E1018:')
call CheckDefFailure(['const one = 234', 'let one = 99'], 'E1017:')
call CheckDefFailure(['const two'], 'E1021:')
endfunc
def Test_block()
let outer = 1
{
let inner = 2
assert_equal(1, outer)
assert_equal(2, inner)
}
assert_equal(1, outer)
enddef
func Test_block_failure()
call CheckDefFailure(['{', 'let inner = 1', '}', 'echo inner'], 'E1001:')
endfunc
def ReturnString(): string
return 'string'
enddef
def ReturnNumber(): number
return 123
enddef
let g:notNumber = 'string'
def ReturnGlobal(): number
return g:notNumber
enddef
def Test_return_string()
assert_equal('string', ReturnString())
assert_equal(123, ReturnNumber())
assert_fails('call ReturnGlobal()', 'E1029: Expected number but got string')
enddef
func Increment()
let g:counter += 1
endfunc
def Test_call_ufunc_count()
g:counter = 1
Increment()
Increment()
Increment()
" works with and without :call
assert_equal(4, g:counter)
call assert_equal(4, g:counter)
unlet g:counter
enddef
def MyVarargs(arg: string, ...rest: list<string>): string
let res = arg
for s in rest
res ..= ',' .. s
endfor
return res
enddef
def Test_call_varargs()
assert_equal('one', MyVarargs('one'))
assert_equal('one,two', MyVarargs('one', 'two'))
assert_equal('one,two,three', MyVarargs('one', 'two', 'three'))
enddef
def MyDefaultArgs(name = 'string'): string
return name
enddef
def Test_call_default_args()
assert_equal('string', MyDefaultArgs())
assert_equal('one', MyDefaultArgs('one'))
assert_fails('call MyDefaultArgs("one", "two")', 'E118:')
enddef
func Test_call_default_args_from_func()
call assert_equal('string', MyDefaultArgs())
call assert_equal('one', MyDefaultArgs('one'))
call assert_fails('call MyDefaultArgs("one", "two")', 'E118:')
endfunc
func TakesOneArg(arg)
echo a:arg
endfunc
def Test_call_wrong_arg_count()
call CheckDefFailure(['TakesOneArg()'], 'E119:')
call CheckDefFailure(['TakesOneArg(11, 22)'], 'E118:')
enddef
" Default arg and varargs
def MyDefVarargs(one: string, two = 'foo', ...rest: list<string>): string
let res = one .. ',' .. two
for s in rest
res ..= ',' .. s
endfor
return res
enddef
def Test_call_def_varargs()
call assert_fails('call MyDefVarargs()', 'E119:')
assert_equal('one,foo', MyDefVarargs('one'))
assert_equal('one,two', MyDefVarargs('one', 'two'))
assert_equal('one,two,three', MyDefVarargs('one', 'two', 'three'))
enddef
def Test_using_var_as_arg()
call writefile(['def Func(x: number)', 'let x = 234', 'enddef'], 'Xdef')
call assert_fails('so Xdef', 'E1006:')
call delete('Xdef')
enddef
def Test_call_func_defined_later()
call assert_equal('one', DefinedLater('one'))
call assert_fails('call NotDefined("one")', 'E117:')
enddef
func DefinedLater(arg)
return a:arg
endfunc
def FuncWithForwardCall()
return DefinedEvenLater("yes")
enddef
def DefinedEvenLater(arg: string): string
return arg
enddef
def Test_error_in_nested_function()
" Error in called function requires unwinding the call stack.
assert_fails('call FuncWithForwardCall()', 'E1029')
enddef
def Test_return_type_wrong()
CheckScriptFailure(['def Func(): number', 'return "a"', 'enddef'], 'expected number but got string')
CheckScriptFailure(['def Func(): string', 'return 1', 'enddef'], 'expected string but got number')
CheckScriptFailure(['def Func(): void', 'return "a"', 'enddef'], 'expected void but got string')
CheckScriptFailure(['def Func()', 'return "a"', 'enddef'], 'expected void but got string')
CheckScriptFailure(['def Func(): list', 'return []', 'enddef'], 'E1008:')
CheckScriptFailure(['def Func(): dict', 'return {}', 'enddef'], 'E1008:')
enddef
def Test_arg_type_wrong()
CheckScriptFailure(['def Func3(items: list)', 'echo "a"', 'enddef'], 'E1008: Missing <type>')
enddef
def Test_try_catch()
let l = []
try
add(l, '1')
throw 'wrong'
add(l, '2')
catch
add(l, v:exception)
finally
add(l, '3')
endtry
assert_equal(['1', 'wrong', '3'], l)
enddef
def ThrowFromDef()
throw 'getout'
enddef
func CatchInFunc()
try
call ThrowFromDef()
catch
let g:thrown_func = v:exception
endtry
endfunc
def CatchInDef()
try
ThrowFromDef()
catch
g:thrown_def = v:exception
endtry
enddef
def ReturnFinally(): string
try
return 'intry'
finally
g:in_finally = 'finally'
endtry
return 'end'
enddef
def Test_try_catch_nested()
CatchInFunc()
assert_equal('getout', g:thrown_func)
CatchInDef()
assert_equal('getout', g:thrown_def)
assert_equal('intry', ReturnFinally())
assert_equal('finally', g:in_finally)
enddef
def Test_try_catch_match()
let seq = 'a'
try
throw 'something'
catch /nothing/
seq ..= 'x'
catch /some/
seq ..= 'b'
catch /asdf/
seq ..= 'x'
finally
seq ..= 'c'
endtry
assert_equal('abc', seq)
enddef
let s:export_script_lines =<< trim END
vim9script
let name: string = 'bob'
def Concat(arg: string): string
return name .. arg
enddef
let g:result = Concat('bie')
let g:localname = name
export const CONST = 1234
export let exported = 9876
export let exp_name = 'John'
export def Exported(): string
return 'Exported'
enddef
END
def Test_vim9_import_export()
let import_script_lines =<< trim END
vim9script
import {exported, Exported} from './Xexport.vim'
g:imported = exported
exported += 3
g:imported_added = exported
g:imported_func = Exported()
import {exp_name} from './Xexport.vim'
g:imported_name = exp_name
exp_name ..= ' Doe'
g:imported_name_appended = exp_name
g:imported_later = exported
END
writefile(import_script_lines, 'Ximport.vim')
writefile(s:export_script_lines, 'Xexport.vim')
source Ximport.vim
assert_equal('bobbie', g:result)
assert_equal('bob', g:localname)
assert_equal(9876, g:imported)
assert_equal(9879, g:imported_added)
assert_equal(9879, g:imported_later)
assert_equal('Exported', g:imported_func)
assert_equal('John', g:imported_name)
assert_equal('John Doe', g:imported_name_appended)
assert_false(exists('g:name'))
unlet g:result
unlet g:localname
unlet g:imported
unlet g:imported_added
unlet g:imported_later
unlet g:imported_func
unlet g:imported_name g:imported_name_appended
delete('Ximport.vim')
let import_in_def_lines =<< trim END
vim9script
def ImportInDef()
import exported from './Xexport.vim'
g:imported = exported
exported += 7
g:imported_added = exported
enddef
ImportInDef()
END
writefile(import_in_def_lines, 'Ximport2.vim')
source Ximport2.vim
" TODO: this should be 9879
assert_equal(9876, g:imported)
assert_equal(9883, g:imported_added)
unlet g:imported
unlet g:imported_added
delete('Ximport2.vim')
let import_star_as_lines =<< trim END
vim9script
import * as Export from './Xexport.vim'
def UseExport()
g:imported = Export.exported
enddef
UseExport()
END
writefile(import_star_as_lines, 'Ximport.vim')
source Ximport.vim
assert_equal(9883, g:imported)
let import_star_as_lines_no_dot =<< trim END
vim9script
import * as Export from './Xexport.vim'
def Func()
let dummy = 1
let imported = Export + dummy
enddef
END
writefile(import_star_as_lines_no_dot, 'Ximport.vim')
assert_fails('source Ximport.vim', 'E1060:')
let import_star_as_lines_dot_space =<< trim END
vim9script
import * as Export from './Xexport.vim'
def Func()
let imported = Export . exported
enddef
END
writefile(import_star_as_lines_dot_space, 'Ximport.vim')
assert_fails('source Ximport.vim', 'E1074:')
let import_star_as_lines_missing_name =<< trim END
vim9script
import * as Export from './Xexport.vim'
def Func()
let imported = Export.
enddef
END
writefile(import_star_as_lines_missing_name, 'Ximport.vim')
assert_fails('source Ximport.vim', 'E1048:')
let import_star_lines =<< trim END
vim9script
import * from './Xexport.vim'
g:imported = exported
END
writefile(import_star_lines, 'Ximport.vim')
assert_fails('source Ximport.vim', 'E1045:')
" try to import something that exists but is not exported
let import_not_exported_lines =<< trim END
vim9script
import name from './Xexport.vim'
END
writefile(import_not_exported_lines, 'Ximport.vim')
assert_fails('source Ximport.vim', 'E1049:')
" try to import something that is already defined
let import_already_defined =<< trim END
vim9script
let exported = 'something'
import exported from './Xexport.vim'
END
writefile(import_already_defined, 'Ximport.vim')
assert_fails('source Ximport.vim', 'E1073:')
" try to import something that is already defined
import_already_defined =<< trim END
vim9script
let exported = 'something'
import * as exported from './Xexport.vim'
END
writefile(import_already_defined, 'Ximport.vim')
assert_fails('source Ximport.vim', 'E1073:')
" try to import something that is already defined
import_already_defined =<< trim END
vim9script
let exported = 'something'
import {exported} from './Xexport.vim'
END
writefile(import_already_defined, 'Ximport.vim')
assert_fails('source Ximport.vim', 'E1073:')
" import a very long name, requires making a copy
let import_long_name_lines =<< trim END
vim9script
import name012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789 from './Xexport.vim'
END
writefile(import_long_name_lines, 'Ximport.vim')
assert_fails('source Ximport.vim', 'E1048:')
let import_no_from_lines =<< trim END
vim9script
import name './Xexport.vim'
END
writefile(import_no_from_lines, 'Ximport.vim')
assert_fails('source Ximport.vim', 'E1070:')
let import_invalid_string_lines =<< trim END
vim9script
import name from Xexport.vim
END
writefile(import_invalid_string_lines, 'Ximport.vim')
assert_fails('source Ximport.vim', 'E1071:')
let import_wrong_name_lines =<< trim END
vim9script
import name from './XnoExport.vim'
END
writefile(import_wrong_name_lines, 'Ximport.vim')
assert_fails('source Ximport.vim', 'E1053:')
let import_missing_comma_lines =<< trim END
vim9script
import {exported name} from './Xexport.vim'
END
writefile(import_missing_comma_lines, 'Ximport3.vim')
assert_fails('source Ximport3.vim', 'E1046:')
delete('Ximport.vim')
delete('Ximport3.vim')
delete('Xexport.vim')
" Check that in a Vim9 script 'cpo' is set to the Vim default.
set cpo&vi
let cpo_before = &cpo
let lines =<< trim END
vim9script
g:cpo_in_vim9script = &cpo
END
writefile(lines, 'Xvim9_script')
source Xvim9_script
assert_equal(cpo_before, &cpo)
set cpo&vim
assert_equal(&cpo, g:cpo_in_vim9script)
delete('Xvim9_script')
enddef
def Test_vim9script_fails()
CheckScriptFailure(['scriptversion 2', 'vim9script'], 'E1039:')
CheckScriptFailure(['vim9script', 'scriptversion 2'], 'E1040:')
CheckScriptFailure(['export let some = 123'], 'E1042:')
CheckScriptFailure(['import some from "./Xexport.vim"'], 'E1042:')
CheckScriptFailure(['vim9script', 'export let g:some'], 'E1044:')
CheckScriptFailure(['vim9script', 'export echo 134'], 'E1043:')
assert_fails('vim9script', 'E1038')
assert_fails('export something', 'E1042')
enddef
def Test_vim9script_call()
let lines =<< trim END
vim9script
let var = ''
def MyFunc(arg: string)
var = arg
enddef
MyFunc('foobar')
assert_equal('foobar', var)
let str = 'barfoo'
str->MyFunc()
assert_equal('barfoo', var)
let g:value = 'value'
g:value->MyFunc()
assert_equal('value', var)
let listvar = []
def ListFunc(arg: list<number>)
listvar = arg
enddef
[1, 2, 3]->ListFunc()
assert_equal([1, 2, 3], listvar)
let dictvar = {}
def DictFunc(arg: dict<number>)
dictvar = arg
enddef
{'a': 1, 'b': 2}->DictFunc()
assert_equal(#{a: 1, b: 2}, dictvar)
def CompiledDict()
{'a': 3, 'b': 4}->DictFunc()
enddef
CompiledDict()
assert_equal(#{a: 3, b: 4}, dictvar)
#{a: 3, b: 4}->DictFunc()
assert_equal(#{a: 3, b: 4}, dictvar)
('text')->MyFunc()
assert_equal('text', var)
("some")->MyFunc()
assert_equal('some', var)
END
writefile(lines, 'Xcall.vim')
source Xcall.vim
delete('Xcall.vim')
enddef
def Test_vim9script_call_fail_decl()
let lines =<< trim END
vim9script
let var = ''
def MyFunc(arg: string)
let var = 123
enddef
END
writefile(lines, 'Xcall_decl.vim')
assert_fails('source Xcall_decl.vim', 'E1054:')
delete('Xcall_decl.vim')
enddef
def Test_vim9script_call_fail_const()
let lines =<< trim END
vim9script
const var = ''
def MyFunc(arg: string)
var = 'asdf'
enddef
END
writefile(lines, 'Xcall_const.vim')
assert_fails('source Xcall_const.vim', 'E46:')
delete('Xcall_const.vim')
enddef
def Test_vim9script_reload()
let lines =<< trim END
vim9script
const var = ''
let valone = 1234
def MyFunc(arg: string)
valone = 5678
enddef
END
let morelines =<< trim END
let valtwo = 222
export def GetValtwo(): number
return valtwo
enddef
END
writefile(lines + morelines, 'Xreload.vim')
source Xreload.vim
source Xreload.vim
source Xreload.vim
let testlines =<< trim END
vim9script
def TheFunc()
import GetValtwo from './Xreload.vim'
assert_equal(222, GetValtwo())
enddef
TheFunc()
END
writefile(testlines, 'Ximport.vim')
source Ximport.vim
" test that when not using "morelines" valtwo is still defined
" need to source Xreload.vim again, import doesn't reload a script
writefile(lines, 'Xreload.vim')
source Xreload.vim
source Ximport.vim
" cannot declare a var twice
lines =<< trim END
vim9script
let valone = 1234
let valone = 5678
END
writefile(lines, 'Xreload.vim')
assert_fails('source Xreload.vim', 'E1041:')
delete('Xreload.vim')
delete('Ximport.vim')
enddef
def Test_import_absolute()
let import_lines = [
\ 'vim9script',
\ 'import exported from "' .. escape(getcwd(), '\') .. '/Xexport_abs.vim"',
\ 'def UseExported()',
\ ' g:imported_abs = exported',
\ ' exported = 8888',
\ ' g:imported_after = exported',
\ 'enddef',
\ 'UseExported()',
\ 'g:import_disassembled = execute("disass UseExported")',
\ ]
writefile(import_lines, 'Ximport_abs.vim')
writefile(s:export_script_lines, 'Xexport_abs.vim')
source Ximport_abs.vim
assert_equal(9876, g:imported_abs)
assert_equal(8888, g:imported_after)
assert_match('<SNR>\d\+_UseExported.*'
\ .. 'g:imported_abs = exported.*'
\ .. '0 LOADSCRIPT exported from .*Xexport_abs.vim.*'
\ .. '1 STOREG g:imported_abs.*'
\ .. 'exported = 8888.*'
\ .. '3 STORESCRIPT exported in .*Xexport_abs.vim.*'
\ .. 'g:imported_after = exported.*'
\ .. '4 LOADSCRIPT exported from .*Xexport_abs.vim.*'
\ .. '5 STOREG g:imported_after.*'
\, g:import_disassembled)
unlet g:imported_abs
unlet g:import_disassembled
delete('Ximport_abs.vim')
delete('Xexport_abs.vim')
enddef
def Test_import_rtp()
let import_lines = [
\ 'vim9script',
\ 'import exported from "Xexport_rtp.vim"',
\ 'g:imported_rtp = exported',
\ ]
writefile(import_lines, 'Ximport_rtp.vim')
mkdir('import')
writefile(s:export_script_lines, 'import/Xexport_rtp.vim')
let save_rtp = &rtp
&rtp = getcwd()
source Ximport_rtp.vim
&rtp = save_rtp
assert_equal(9876, g:imported_rtp)
unlet g:imported_rtp
delete('Ximport_rtp.vim')
delete('import/Xexport_rtp.vim')
delete('import', 'd')
enddef
def Test_fixed_size_list()
" will be allocated as one piece of memory, check that changes work
let l = [1, 2, 3, 4]
l->remove(0)
l->add(5)
l->insert(99, 1)
assert_equal([2, 99, 3, 4, 5], l)
enddef
" Test that inside :function a Python function can be defined, :def is not
" recognized.
func Test_function_python()
CheckFeature python3
let py = 'python3'
execute py "<< EOF"
def do_something():
return 1
EOF
endfunc
def IfElse(what: number): string
let res = ''
if what == 1
res = "one"
elseif what == 2
res = "two"
else
res = "three"
endif
return res
enddef
def Test_if_elseif_else()
assert_equal('one', IfElse(1))
assert_equal('two', IfElse(2))
assert_equal('three', IfElse(3))
enddef
let g:bool_true = v:true
let g:bool_false = v:false
def Test_if_const_expr()
let res = false
if true ? true : false
res = true
endif
assert_equal(true, res)
res = false
if g:bool_true ? true : false
res = true
endif
assert_equal(true, res)
res = false
if true ? g:bool_true : false
res = true
endif
assert_equal(true, res)
res = false
if true ? true : g:bool_false
res = true
endif
assert_equal(true, res)
res = false
if true ? false : true
res = true
endif
assert_equal(false, res)
res = false
if false ? false : true
res = true
endif
assert_equal(true, res)
res = false
if false ? true : false
res = true
endif
assert_equal(false, res)
res = false
if true && true
res = true
endif
assert_equal(true, res)
res = false
if true && false
res = true
endif
assert_equal(false, res)
res = false
if g:bool_true && false
res = true
endif
assert_equal(false, res)
res = false
if true && g:bool_false
res = true
endif
assert_equal(false, res)
res = false
if false && false
res = true
endif
assert_equal(false, res)
res = false
if true || false
res = true
endif
assert_equal(true, res)
res = false
if g:bool_true || false
res = true
endif
assert_equal(true, res)
res = false
if true || g:bool_false
res = true
endif
assert_equal(true, res)
res = false
if false || false
res = true
endif
assert_equal(false, res)
enddef
def Test_delfunc()
let lines =<< trim END
vim9script
def GoneSoon()
echo 'hello'
enddef
def CallGoneSoon()
GoneSoon()
enddef
delfunc GoneSoon
CallGoneSoon()
END
writefile(lines, 'XToDelFunc')
assert_fails('so XToDelFunc', 'E933')
assert_fails('so XToDelFunc', 'E933')
delete('XToDelFunc')
enddef
def Test_execute_cmd()
new
setline(1, 'default')
execute 'call setline(1, "execute-string")'
assert_equal('execute-string', getline(1))
let cmd1 = 'call setline(1,'
let cmd2 = '"execute-var")'
execute cmd1 cmd2
assert_equal('execute-var', getline(1))
execute cmd1 cmd2 '|call setline(1, "execute-var-string")'
assert_equal('execute-var-string', getline(1))
let cmd_first = 'call '
let cmd_last = 'setline(1, "execute-var-var")'
execute cmd_first .. cmd_last
assert_equal('execute-var-var', getline(1))
bwipe!
enddef
def Test_echo_cmd()
echo 'something'
assert_match('^something$', Screenline(&lines))
let str1 = 'some'
let str2 = 'more'
echo str1 str2
assert_match('^some more$', Screenline(&lines))
enddef
def Test_for_outside_of_function()
let lines =<< trim END
vim9script
new
for var in range(0, 3)
append(line('$'), var)
endfor
assert_equal(['', '0', '1', '2', '3'], getline(1, '$'))
bwipe!
END
writefile(lines, 'Xvim9for.vim')
source Xvim9for.vim
delete('Xvim9for.vim')
enddef
def Test_while_loop()
let result = ''
let cnt = 0
while cnt < 555
if cnt == 3
break
endif
cnt += 1
if cnt == 2
continue
endif
result ..= cnt .. '_'
endwhile
assert_equal('1_3_', result)
enddef
def Test_interrupt_loop()
let caught = false
let x = 0
try
while 1
x += 1
if x == 100
feedkeys("\<C-C>", 'Lt')
endif
endwhile
catch
caught = true
assert_equal(100, x)
endtry
assert_true(caught, 'should have caught an exception')
enddef
def Test_substitute_cmd()
new
setline(1, 'something')
:substitute(some(other(
assert_equal('otherthing', getline(1))
bwipe!
" also when the context is Vim9 script
let lines =<< trim END
vim9script
new
setline(1, 'something')
:substitute(some(other(
assert_equal('otherthing', getline(1))
bwipe!
END
writefile(lines, 'Xvim9lines')
source Xvim9lines
delete('Xvim9lines')
enddef
def Test_redef_failure()
call writefile(['def Func0(): string', 'return "Func0"', 'enddef'], 'Xdef')
so Xdef
call writefile(['def Func1(): string', 'return "Func1"', 'enddef'], 'Xdef')
so Xdef
call writefile(['def! Func0(): string', 'enddef'], 'Xdef')
call assert_fails('so Xdef', 'E1027:')
call writefile(['def Func2(): string', 'return "Func2"', 'enddef'], 'Xdef')
so Xdef
call delete('Xdef')
call assert_equal(0, Func0())
call assert_equal('Func1', Func1())
call assert_equal('Func2', Func2())
delfunc! Func0
delfunc! Func1
delfunc! Func2
enddef
" Test for internal functions returning different types
func Test_InternalFuncRetType()
let lines =<< trim END
def RetFloat(): float
return ceil(1.456)
enddef
def RetListAny(): list<any>
return items({'k' : 'v'})
enddef
def RetListString(): list<string>
return split('a:b:c', ':')
enddef
def RetListDictAny(): list<dict<any>>
return getbufinfo()
enddef
def RetDictNumber(): dict<number>
return wordcount()
enddef
def RetDictString(): dict<string>
return environ()
enddef
END
call writefile(lines, 'Xscript')
source Xscript
call assert_equal(2.0, RetFloat())
call assert_equal([['k', 'v']], RetListAny())
call assert_equal(['a', 'b', 'c'], RetListString())
call assert_notequal([], RetListDictAny())
call assert_notequal({}, RetDictNumber())
call assert_notequal({}, RetDictString())
call delete('Xscript')
endfunc
" Test for passing too many or too few arguments to internal functions
func Test_internalfunc_arg_error()
let l =<< trim END
def! FArgErr(): float
return ceil(1.1, 2)
enddef
END
call writefile(l, 'Xinvalidarg')
call assert_fails('so Xinvalidarg', 'E118:')
let l =<< trim END
def! FArgErr(): float
return ceil()
enddef
END
call writefile(l, 'Xinvalidarg')
call assert_fails('so Xinvalidarg', 'E119:')
call delete('Xinvalidarg')
endfunc
" vim: ts=8 sw=2 sts=2 expandtab tw=80 fdm=marker