diff --git a/vim/formatting.vim b/vim/formatting.vim
index a3df37e..b15a4fd 100644
--- a/vim/formatting.vim
+++ b/vim/formatting.vim
@@ -43,7 +43,7 @@ augroup end
 
 
 " -- Format Override Layers ------------------------------ {{{
-source $VIM_DIR/rd_formatting.vim
+source $VIM_DIR/rentdynamics.vim
 " }}}
 
 
diff --git a/vim/global_sets.vim b/vim/options.vim
similarity index 100%
rename from vim/global_sets.vim
rename to vim/options.vim
diff --git a/vim/rc.vim b/vim/rc.vim
index b3445a1..d45bf79 100644
--- a/vim/rc.vim
+++ b/vim/rc.vim
@@ -6,7 +6,8 @@ if isdirectory(expand("$HOME/.vim/bundle/Vundle.vim"))
 	source $VIM_DIR/vundle.vim
 endif
 
-source $VIM_DIR/global_sets.vim
+source $VIM_DIR/options.vim
+source $VIM_DIR/testing.vim
 source $VIM_DIR/formatting.vim
 source $VIM_DIR/abbreviations.vim
 source $VIM_DIR/navigation.vim
@@ -42,8 +43,8 @@ augroup personal_bindings
 	nnoremap - :m +1 <CR> 
 	nnoremap _ :m -2 <CR>
 
-	" \t for rerun last 'test' command:
-	nnoremap <Leader>t q:?test<CR><CR>
+	" \t for rerun last 'vimtest' command:
+	nnoremap <Leader>t q:?vimtest<CR><CR>
 
 	" \b for git blame
 	nnoremap <Leader>b :set termwinsize=15*0<BAR>:execute "terminal git blame -L " .eval(line(".")-5) . ",+10 %"<BAR>:set termwinsize&<CR>
diff --git a/vim/rd_formatting.vim b/vim/rentdynamics.vim
similarity index 100%
rename from vim/rd_formatting.vim
rename to vim/rentdynamics.vim
diff --git a/vim/testing.vim b/vim/testing.vim
new file mode 100644
index 0000000..a333df1
--- /dev/null
+++ b/vim/testing.vim
@@ -0,0 +1,86 @@
+
+let tmuxTestSessionName = "test"
+let defaultTmuxPaneId = g:tmuxTestSessionName . ":0.0"
+
+function InitializeTmuxTestSession()
+	silent execute '!tmux new -ds ' . g:tmuxTestSessionName . ' -c $HOME >/dev/null 2>&1'
+endfunction
+
+
+" ===================================================================
+" === test formats ==================================================
+" ===================================================================
+
+function TmuxTest(shellCommand, paneId = g:defaultTmuxPaneId)
+	if a:paneId == g:defaultTmuxPaneId
+		call InitializeTmuxTestSession()
+	endif
+
+	call system("tmux send-keys -t " . a:paneId . " '" . a:shellCommand . "' Enter")
+endfunction
+
+function SplitPaneTest(shellCommand, verticalSplit = 0)
+	if a:verticalSplit
+		execute "vertical terminal " . a:shellCommand
+	else
+		execute "terminal " . a:shellCommand
+	endif
+endfunction
+
+function ShellEscapedTest(shellCommand)
+	execute "!" . a:shellCommand
+endfunction
+
+
+" ===================================================================
+" === python-django =================================================
+" ===================================================================
+
+function DjangoTmuxTest(paneId = g:defaultTmuxPaneId)
+	let l:command = "cd " . getcwd() . "; " . GetDjangoTestCommand()
+	call TmuxTest(l:command, a:paneId)
+endfunction
+
+function DjangoSplitTest(verticalSplit = 0)
+	let l:command = GetDjangoTestCommand()
+	call SplitPaneTest(l:command, a:verticalSplit)
+endfunction
+
+function DjangoTest()
+	let l:command = GetDjangoTestCommand()
+	call ShellEscapedTest(l:command)
+endfunction
+
+
+function GetDjangoTestCommand()
+	return GetDjangoManagePy() . " test --keepdb"
+endfunction
+
+function GetDjangoManagePy()
+	return substitute(expand(getcwd()), "/code/.*", "/code/manage.py", "")
+endfunction
+
+
+" ===================================================================
+" === npm ===========================================================
+" ===================================================================
+
+function NpmTmuxTest(paneId = g:defaultTmuxPaneId)
+	let l:command = "cd " . getcwd() . "; " . GetNpmTestCommand()
+	call TmuxTest(l:command, a:paneId)
+endfunction
+
+function NpmSplitTest(verticalSplit = 0)
+	let l:command = GetNpmTestCommand()
+	call SplitPaneTest(l:command, a:verticalSplit)
+endfunction
+
+function NpmTest()
+	let l:command = GetNpmTestCommand()
+	call ShellEscapedTest(l:command)
+endfunction
+
+
+function GetNpmTestCommand()
+	return "npm test"
+endfunction