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" Test for wordcount() function
func Test_wordcount()
let save_enc = &enc
set encoding=utf-8
set selection=inclusive fileformat=unix fileformats=unix
new
" Test 1: empty window
call assert_equal({'chars': 0, 'cursor_chars': 0, 'words': 0, 'cursor_words': 0,
\ 'bytes': 0, 'cursor_bytes': 0}, wordcount())
" Test 2: some words, cursor at start
call append(1, 'one two three')
call cursor([1, 1, 0])
call assert_equal({'chars': 15, 'cursor_chars': 1, 'words': 3, 'cursor_words': 0,
\ 'bytes': 15, 'cursor_bytes': 1}, wordcount())
" Test 3: some words, cursor at end
%d _
call append(1, 'one two three')
call cursor([2, 99, 0])
call assert_equal({'chars': 15, 'cursor_chars': 14, 'words': 3, 'cursor_words': 3,
\ 'bytes': 15, 'cursor_bytes': 14}, wordcount())
" Test 4: some words, cursor at end, ve=all
set ve=all
%d _
call append(1, 'one two three')
call cursor([2, 99, 0])
call assert_equal({'chars': 15, 'cursor_chars': 15, 'words': 3, 'cursor_words': 3,
\ 'bytes': 15, 'cursor_bytes': 15}, wordcount())
set ve=
" Test 5: several lines with words
%d _
call append(1, ['one two three', 'one two three', 'one two three'])
call cursor([4, 99, 0])
call assert_equal({'chars': 43, 'cursor_chars': 42, 'words': 9, 'cursor_words': 9,
\ 'bytes': 43, 'cursor_bytes': 42}, wordcount())
" Test 6: one line with BOM set
%d _
call append(1, 'one two three')
set bomb
w! Xtest
call cursor([2, 99, 0])
call assert_equal({'chars': 15, 'cursor_chars': 14, 'words': 3, 'cursor_words': 3,
\ 'bytes': 18, 'cursor_bytes': 14}, wordcount())
set nobomb
w!
call delete('Xtest')
" Test 7: one line with multibyte words
%d _
call append(1, ['Äne M¤ne Müh'])
call cursor([2, 99, 0])
call assert_equal({'chars': 14, 'cursor_chars': 13, 'words': 3, 'cursor_words': 3,
\ 'bytes': 17, 'cursor_bytes': 16}, wordcount())
" Test 8: several lines with multibyte words
%d _
call append(1, ['Äne M¤ne Müh', 'und raus bist dü!'])
call cursor([3, 99, 0])
call assert_equal({'chars': 32, 'cursor_chars': 31, 'words': 7, 'cursor_words': 7,
\ 'bytes': 36, 'cursor_bytes': 35}, wordcount())
" Visual map to capture wordcount() in visual mode
vnoremap <expr> <F2> execute("let g:visual_stat = wordcount()")
" Test 9: visual mode, complete buffer
let g:visual_stat = {}
%d _
call append(1, ['Äne M¤ne Müh', 'und raus bist dü!'])
" start visual mode and select the complete buffer
0
exe "normal V2j\<F2>y"
call assert_equal({'chars': 32, 'words': 7, 'bytes': 36, 'visual_chars': 32,
\ 'visual_words': 7, 'visual_bytes': 36}, g:visual_stat)
" Test 10: visual mode (empty)
%d _
call append(1, ['Äne M¤ne Müh', 'und raus bist dü!'])
" start visual mode and select the complete buffer
0
exe "normal v$\<F2>y"
call assert_equal({'chars': 32, 'words': 7, 'bytes': 36, 'visual_chars': 1,
\ 'visual_words': 0, 'visual_bytes': 1}, g:visual_stat)
" Test 11: visual mode, single line
%d _
call append(1, ['Äne M¤ne Müh', 'und raus bist dü!'])
" start visual mode and select the complete buffer
2
exe "normal 0v$\<F2>y"
call assert_equal({'chars': 32, 'words': 7, 'bytes': 36, 'visual_chars': 13,
\ 'visual_words': 3, 'visual_bytes': 16}, g:visual_stat)
set selection& fileformat& fileformats&
let &enc = save_enc
enew!
close
endfunc
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