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

dot_vim/plugged/vimtex/test/test-compiler/Makefile

@@ -0,0 +1,27 @@
+MYVIM ?= nvim --clean --headless
+
+INMAKE := 1
+export INMAKE
+
+TESTS := $(wildcard test*.vim)
+TESTS := $(filter-out test-backend,$(TESTS:.vim=))
+
+.PHONY: test $(TESTS)
+
+test: test-backend $(TESTS)
+
+$(TESTS):
+	@$(MYVIM) -u $@.vim
+
+test-backend: latexrun
+	@PATH=$$PATH:. chronic $(MYVIM) -u $@.vim
+	@rm -f minimal.*
+	@rm -f pdflatex*.fls
+	@rm -f .latexrun.db.lock
+	@rm -rf out
+
+latexrun:
+	@wget \
+	  https://raw.githubusercontent.com/aclements/latexrun/master/latexrun \
+	  >/dev/null 2>&1
+	@chmod u+x latexrun

dot_vim/plugged/vimtex/test/test-compiler/test-backend.vim

@@ -0,0 +1,107 @@
+set nocompatible
+let &rtp = '../..,' . &rtp
+filetype plugin on
+
+set nomore
+
+let g:vimtex_view_automatic = 0
+let g:vimtex_log_verbose = 0
+
+function! RunTests(comp, list_opts)
+  if !executable(a:comp)
+    echo 'Warning! "' . a:comp . '" was not executable!'
+    echo "Compiler tests could not run!\n\n"
+    cquit
+  endif
+
+  let g:vimtex_compiler_method = a:comp
+
+  for l:opts in a:list_opts
+    let g:vimtex_compiler_{a:comp} = l:opts
+
+    " Ensure there is no latexmk process before we start the test
+    if a:comp ==# 'latexmk'
+      call system('pkill -f latexmk')
+    endif
+
+    echo 'Testing compiler "' . a:comp . '"'
+    if !empty(l:opts)
+      echon ' with options:'
+      for [l:key, l:val] in items(l:opts)
+        echo '* ' . l:key . ' =' l:val . "\n"
+      endfor
+    endif
+
+    for l:file in glob('minimal.*', 1, 1)
+      call delete(l:file)
+    endfor
+    call writefile([
+          \ '\documentclass{minimal}',
+          \ '\begin{document}',
+          \ 'Hello World!',
+          \ '\end{document}',
+          \], 'minimal.tex')
+
+    silent edit minimal.tex
+
+    " Check if the compiler was loaded
+    if !has_key(b:vimtex, 'compiler')
+      echo "Compiler failed to load!\n"
+      cquit
+    endif
+
+    silent call vimtex#compiler#compile()
+    sleep 650m
+
+    " Check if continuous mode is active
+    if get(b:vimtex.compiler, 'continuous')
+      if !b:vimtex.compiler.get_pid()
+        echo "Could not get PID for compiler\n"
+        cquit
+      endif
+
+      silent call vimtex#compiler#stop()
+    else
+      sleep 450m
+    endif
+
+    " Check that the PDF has been built
+    if empty(b:vimtex.out())
+      echo "PDF was not built properly\n"
+      cquit
+    endif
+
+    silent call vimtex#compiler#clean(1)
+    sleep 650m
+
+    if !empty(b:vimtex.out()) || !empty(b:vimtex.get_aux_file('aux'))
+      echo "VimtexClean failed!\n"
+      cquit
+    endif
+
+    if !empty(get(l:opts, 'build_dir', ''))
+      call delete(l:opts.build_dir, 'rf')
+    endif
+
+    echo "\n"
+    bwipeout
+  endfor
+endfunction
+
+for [s:comp, s:opts] in items({
+      \ 'latexmk' : [
+      \   {},
+      \   {'build_dir' : 'out'},
+      \   {'callback' : 0},
+      \   {'callback' : 0, 'continuous' : 0},
+      \   {'continuous' : 0},
+      \ ],
+      \ 'latexrun' : [
+      \   {},
+      \   {'build_dir' : 'out'},
+      \ ],
+      \})
+  call RunTests(s:comp, s:opts)
+endfor
+
+quitall!

dot_vim/plugged/vimtex/test/test-compiler/test-builddir.tex

@@ -0,0 +1,4 @@
+\documentclass{minimal}
+\begin{document}
+Hello World! \failed
+\end{document}

dot_vim/plugged/vimtex/test/test-compiler/test-builddir.vim

@@ -0,0 +1,33 @@
+set nocompatible
+let &rtp = '../..,' . &rtp
+filetype plugin on
+
+let g:status = 0
+nnoremap q :qall!<cr>
+
+let g:vimtex_compiler_latexmk = {'build_dir': 'build'}
+
+call vimtex#log#set_silent()
+
+augroup test_builddir
+  autocmd!
+  autocmd User VimtexEventCompileSuccess let g:status = 1
+  autocmd User VimtexEventCompileFailed let g:status = 2
+augroup END
+
+silent edit test-builddir.tex
+
+if empty($INMAKE) | finish | endif
+
+silent VimtexCompileSS
+
+let s:n = 0
+while g:status < 1 && s:n < 100
+  sleep 20m
+  let s:n += 1
+endwhile
+
+call assert_equal(2, g:status)
+
+silent VimtexClean!
+call vimtex#test#finished()