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" Tests for various eval things.
function s:foo() abort
try
return [] == 0
catch
return 1
endtry
endfunction
func Test_catch_return_with_error()
call assert_equal(1, s:foo())
endfunc
func Test_nocatch_restore_silent_emsg()
silent! try
throw 1
catch
endtry
echoerr 'wrong'
let c1 = nr2char(screenchar(&lines, 1))
let c2 = nr2char(screenchar(&lines, 2))
let c3 = nr2char(screenchar(&lines, 3))
let c4 = nr2char(screenchar(&lines, 4))
let c5 = nr2char(screenchar(&lines, 5))
call assert_equal('wrong', c1 . c2 . c3 . c4 . c5)
endfunc
func Test_mkdir_p()
call mkdir('Xmkdir/nested', 'p')
call assert_true(isdirectory('Xmkdir/nested'))
try
" Trying to make existing directories doesn't error
call mkdir('Xmkdir', 'p')
call mkdir('Xmkdir/nested', 'p')
catch /E739:/
call assert_report('mkdir(..., "p") failed for an existing directory')
endtry
" 'p' doesn't suppress real errors
call writefile([], 'Xfile')
call assert_fails('call mkdir("Xfile", "p")', 'E739')
call delete('Xfile')
call delete('Xmkdir', 'rf')
endfunc
func Test_line_continuation()
let array = [5,
"\ ignore this
\ 6,
"\ more to ignore
"\ more moreto ignore
\ ]
"\ and some more
call assert_equal([5, 6], array)
endfunc
func Test_E963()
" These commands used to cause an internal error prior to vim 8.1.0563
let v_e = v:errors
let v_o = v:oldfiles
call assert_fails("let v:errors=''", 'E963:')
call assert_equal(v_e, v:errors)
call assert_fails("let v:oldfiles=''", 'E963:')
call assert_equal(v_o, v:oldfiles)
endfunc
func Test_for_invalid()
call assert_fails("for x in 99", 'E714:')
call assert_fails("for x in 'asdf'", 'E714:')
call assert_fails("for x in {'a': 9}", 'E714:')
endfunc
func Test_readfile_binary()
new
call setline(1, ['one', 'two', 'three'])
setlocal ff=dos
write XReadfile
let lines = readfile('XReadfile')
call assert_equal(['one', 'two', 'three'], lines)
let lines = readfile('XReadfile', '', 2)
call assert_equal(['one', 'two'], lines)
let lines = readfile('XReadfile', 'b')
call assert_equal(["one\r", "two\r", "three\r", ""], lines)
let lines = readfile('XReadfile', 'b', 2)
call assert_equal(["one\r", "two\r"], lines)
bwipe!
call delete('XReadfile')
endfunc
func Test_let_errmsg()
call assert_fails('let v:errmsg = []', 'E730:')
let v:errmsg = ''
call assert_fails('let v:errmsg = []', 'E730:')
let v:errmsg = ''
endfunc
func Test_string_concatenation()
call assert_equal('ab', 'a'.'b')
call assert_equal('ab', 'a' .'b')
call assert_equal('ab', 'a'. 'b')
call assert_equal('ab', 'a' . 'b')
call assert_equal('ab', 'a'..'b')
call assert_equal('ab', 'a' ..'b')
call assert_equal('ab', 'a'.. 'b')
call assert_equal('ab', 'a' .. 'b')
let a = 'a'
let b = 'b'
let a .= b
call assert_equal('ab', a)
let a = 'a'
let a.=b
call assert_equal('ab', a)
let a = 'a'
let a ..= b
call assert_equal('ab', a)
let a = 'a'
let a..=b
call assert_equal('ab', a)
endfunc
scriptversion 2
func Test_string_concat_scriptversion2()
call assert_true(has('vimscript-2'))
let a = 'a'
let b = 'b'
call assert_fails('echo a . b', 'E15:')
call assert_fails('let a .= b', 'E985:')
call assert_fails('let vers = 1.2.3', 'E15:')
if has('float')
let f = .5
call assert_equal(0.5, f)
endif
endfunc
scriptversion 1
func Test_string_concat_scriptversion1()
call assert_true(has('vimscript-1'))
let a = 'a'
let b = 'b'
echo a . b
let a .= b
let vers = 1.2.3
call assert_equal('123', vers)
if has('float')
call assert_fails('let f = .5', 'E15:')
endif
endfunc
scriptversion 3
func Test_vvar_scriptversion3()
call assert_true(has('vimscript-3'))
call assert_fails('echo version', 'E121:')
call assert_false(exists('version'))
let version = 1
call assert_equal(1, version)
endfunc
scriptversion 2
func Test_vvar_scriptversion2()
call assert_true(exists('version'))
echo version
call assert_fails('let version = 1', 'E46:')
call assert_equal(v:version, version)
call assert_equal(v:version, v:versionlong / 10000)
call assert_true(v:versionlong > 8011525)
endfunc
func Test_scriptversion()
call writefile(['scriptversion 9'], 'Xversionscript')
call assert_fails('source Xversionscript', 'E999:')
call delete('Xversionscript')
endfunc
" Test fix for issue #4507
func Test_skip_after_throw()
try
throw 'something'
let x = wincol() || &ts
catch /something/
endtry
endfunc
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