dotfiles/vim/plugins/vim-easymotion/t/compare_movements_spec.vim
2018-04-05 13:06:54 +02:00

275 lines
8.7 KiB
VimL

"=============================================================================
" FILE: t/compare_movements_spec.vim
" AUTHOR: YggdrasiI
" Test: https://github.com/kana/vim-vspec
" Description: EasyMotion keyword movement test with vim-vspec
" License: MIT license {{{
" Permission is hereby granted, free of charge, to any person obtaining
" a copy of this software and associated documentation files (the
" "Software"), to deal in the Software without restriction, including
" without limitation the rights to use, copy, modify, merge, publish,
" distribute, sublicense, and/or sell copies of the Software, and to
" permit persons to whom the Software is furnished to do so, subject to
" the following conditions:
"
" The above copyright notice and this permission notice shall be included
" in all copies or substantial portions of the Software.
"
" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
" OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
" IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
" CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
" TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
" SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
" }}}
"=============================================================================
" Setup {{{
let s:root_dir = matchstr(system('git rev-parse --show-cdup'), '[^\n]\+')
" The consumed time depends from the length of the text and could be really high
" on vimdoc pages. (See it 'Loop through Vim help buffer and compare movements')
" Reduce this value to stop CompareMovements(...) before it reached the end of the
" buffer.
let s:maximal_number_of_compared_movments = 10000
execute 'set' 'rtp +=./'.s:root_dir
runtime! plugin/EasyMotion.vim
" }}}
" Functions for Test {{{
function! AddLine(str)
put =a:str
endfunction
function! CursorPos()
return [line('.'), col('.'), getline('.')[col('.')-1]]
endfunction
" Nested normal to avoid throwing readonly errors. They abort the testing.
function TryNormal(str)
try
exec 'normal ' . a:str
catch /^Vim\%((\a\+)\)\=:E21/
endtry
return 0
endfunction
let s:to_cursor = {}
function! s:to_cursor.match(actual, expected)
return a:actual == a:expected
endfunction
" Add metadata about failure.
function! s:to_cursor.failure_message_for_should(actual, expected)
Expect a:actual[0] > 0
Expect a:expected[0] > 0
Expect a:actual[0] <= getpos('$')[1]
Expect a:expected[0] <= getpos('$')[1]
Expect a:actual[1] > 0
Expect a:expected[1] > 0
let line1 = getline(a:actual[0])
let line2 = getline(a:expected[0])
" Change char on cursor to '█'.
let line1 = strpart(l:line1, 0, a:actual[1]-1)
\ . '█'
\ . strpart(l:line1, a:actual[1])
let line2 = strpart(l:line2, 0, a:expected[1]-1)
\ . '█'
\ . strpart(l:line2, a:expected[1])
" Separation of both cases with \n would be nice, but
" vim-vspec allow oneliners as return string, only.
let msg = 'Line ' . string(a:actual[0]) . ": '" . l:line1
\ . "',\x09\x09 Line " . string(a:expected[0]) . ": '" . l:line2 . "'\x0a"
return l:msg
endfunction
function! CompareMovements(movement1, movement2, backward)
let jumpmarks = [
\ [a:movement1, []],
\ [a:movement2, []],
\ ]
" Loop through current buffer in both variants {{
for [l:handler, l:list] in l:jumpmarks
if a:backward == 1
let last_line = line('$')
let last_char = len(getline(l:last_line))
call cursor(l:last_line, l:last_char)
else
call cursor([1,1])
endif
let lastpos = [0,0]
" Centralize line. Otherwise, Easymotion functions aborts
" at the end of the (virtual) window.
call TryNormal('zz')
call TryNormal(l:handler)
let curpos = getpos(".")[1:2]
while l:lastpos != l:curpos
let list += [l:curpos]
let lastpos = l:curpos
call TryNormal('zz')
call TryNormal(l:handler)
let curpos = getpos(".")[1:2]
" Abort after a fixed number of steps.
if len(l:list) > s:maximal_number_of_compared_movments
break
endif
endwhile
endfor
" }}
" The resulting lists are stored in l:jumpmarks[*][1], now.
let [l:cursor_positions1, l:cursor_positions2] = [ l:jumpmarks[0][1], l:jumpmarks[1][1] ]
if l:cursor_positions1 == l:cursor_positions2
return 0
endif
" Search for first unmatching position. {{
let index = 0
let len = min([len(l:cursor_positions2), len(l:cursor_positions1)])
while l:index < l:len
Expect l:cursor_positions2[l:index] to_cursor l:cursor_positions1[l:index]
let index += 1
endwhile
" Collision with begin or end of file or while loop aborts to early.
if a:backward == 1
Expect join([a:movement2, ': File begin reached after ', len(l:cursor_positions2), ' steps.'])
\ == join([a:movement1, ': File begin reached after ', len(l:cursor_positions1), ' steps.'])
else
Expect l:cursor_positions2[l:index-1] to_cursor l:cursor_positions1[l:index]
Expect join([a:movement2, ': File end reached after ', len(l:cursor_positions2), ' steps.'])
\ == join([a:movement1, ': File end reached after ', len(l:cursor_positions1), ' steps.'])
endif
" }}
return -1
endfunction
" Hand crafted text with rare cases
function! InsertTestText1()
" Blanks at document begin
call AddLine('')
call AddLine(' ')
call AddLine('')
call AddLine('scriptencoding utf-8')
" '^\s*[not-\k]'-case
call AddLine('!foo')
call AddLine(' !bar')
call AddLine('<!{}>s! ')
" Blanks at document end
call AddLine('')
call AddLine(' ')
call AddLine('')
endfunction
"}}}
"Keyword word motion {{{
describe 'Keyword word motion'
before
new
resize 10
nmap a <Nop>
let g:EasyMotion_keys = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'
let g:EasyMotion_maximal_jumpmarks = 2 " Error for value 1 unanalyzed.
nmap <Leader>w <Plug>(easymotion-iskeyword-w)
nmap <Leader>b <Plug>(easymotion-iskeyword-b)
nmap <Leader>e <Plug>(easymotion-iskeyword-e)
nmap <Leader>ge <Plug>(easymotion-iskeyword-ge)
nmap <Leader>W <Plug>(easymotion-W)
nmap <Leader>B <Plug>(easymotion-B)
nmap <Leader>E <Plug>(easymotion-E)
nmap <Leader>gE <Plug>(easymotion-gE)
call EasyMotion#init()
call vspec#customize_matcher('to_cursor', s:to_cursor)
end
after
close!
end
it 'Simple test to check setup of this test'
" Check if a is remapped to <Nop> to avoid start of insert mode.
normal aa\<Esc>
Expect getline(1) == ''
call AddLine('word')
Expect CompareMovements('w', 'w', 0) == 0
Expect CompareMovements('w', '\wa', 0) == 0
Expect CompareMovements('b', '\ba', 1) == 0
Expect CompareMovements('e', '\ea', 0) == 0
Expect CompareMovements('ge', '\gea', 1) == 0
Expect CompareMovements('W', '\Wa', 0) == 0
Expect CompareMovements('B', '\Ba', 1) == 0
Expect CompareMovements('E', '\Ea', 0) == 0
Expect CompareMovements('gE', '\gEa', 1) == 0
end
it 'w'
call InsertTestText1()
Expect CompareMovements('w', '\wa', 0) == 0
end
it 'b'
call InsertTestText1()
Expect CompareMovements('b', '\ba', 1) == 0
end
it 'e'
call InsertTestText1()
Expect CompareMovements('e', '\ea', 0) == 0
end
it 'ge'
call InsertTestText1()
Expect CompareMovements('ge', '\gea', 1) == 0
end
it 'W'
call InsertTestText1()
Expect CompareMovements('W', 'W', 0) == 0
end
it 'B'
call InsertTestText1()
Expect CompareMovements('B', 'B', 1) == 0
end
it 'E'
call InsertTestText1()
Expect CompareMovements('E', 'E', 0) == 0
end
it 'gE'
call InsertTestText1()
Expect CompareMovements('gE', 'gE', 1) == 0
end
" Really time consuming test...
"it 'Loop through Vim help buffer and compare movements'
" help motion.txt
" Expect expand('%:t') ==# 'motion.txt'
" "Optional: Copy text into editable buffer
" exec "normal! Gygg\<C-W>cP"
" Expect CompareMovements('w', '\wa', 0) == 0
"end
end
"}}}
" __END__ {{{
" vim: fdm=marker:et:ts=4:sw=4:sts=4
" }}}