I broke up with neovim....vim is my best friend now

dot_vim/plugged/vimtex/test/test-completion-commands/test-custom-cls-speed.vim

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+set nocompatible
+let &rtp = '../..,' . &rtp
+filetype plugin on
+
+set nomore
+
+nnoremap q :qall!<cr>
+
+let g:vimtex_cache_root = '.'
+let g:vimtex_cache_persistent = 0
+
+silent edit test-custom-cls-speed.tex
+
+if empty($INMAKE) | finish | endif
+
+" call vimtex#profile#start()
+
+" " Test commands from custom classes for speed
+let s:candidates = vimtex#test#completion('\', '')
+call assert_true(len(s:candidates) > 0)
+
+" call vimtex#profile#stop()
+" call vimtex#profile#filter([
+"       \ 'FUNCTIONS SORTED ON SELF',
+"       \ 'FUNCTIONS SORTED ON TOTAL',
+"       \ 'FUNCTION  vimtex#fold#level',
+"       \])
+" call vimtex#profile#print()
+" call vimtex#profile#open()
+
+call vimtex#test#finished()