Tests for maparg().
Also test utf8 map with a 0x80 byte.

STARTTEST
:so small.vim
:so mbyte.vim
:set cpo-=<
:set encoding=utf8
:" Test maparg() with a string result
:map foo<C-V> is<F4>foo
:vnoremap <script> <buffer> <expr> <silent> bar isbar
:call append('$', maparg('foo<C-V>'))
:call append('$', string(maparg('foo<C-V>', '', 0, 1)))
:call append('$', string(maparg('bar', '', 0, 1)))
:map <buffer> <nowait> foo bar
:call append('$', string(maparg('foo', '', 0, 1)))
:"
:map abc x<char-114>x
:call append('$', maparg('abc'))
:map abc y<S-char-114>y
:call append('$', maparg('abc'))
:"
Go:"
:" Outside of the range, minimum
:inoremap <Char-0x1040> a
:call feedkeys("a\u1040\<Esc>")
:" Inside of the range, minimum
:inoremap <Char-0x103f> b
:call feedkeys("a\u103f\<Esc>")
:" Inside of the range, maximum
:inoremap <Char-0xf03f> c
:call feedkeys("a\uf03f\<Esc>")
:" Outside of the range, maximum
:inoremap <Char-0xf040> d
:call feedkeys("a\uf040\<Esc>")
:"
:/^eof/+1,$w! test.out
:qa!
ENDTEST

eof