.vimrc

function! RunTests(filename)
    " Write the file and run tests for the given filename
    if filereadable(@%)
      :wa
    else
      :w
    endif
    :silent !echo;echo;echo;echo;echo;echo;echo;echo;echo;echo
    :silent !echo;echo;echo;echo;echo;echo;echo;echo;echo;echo
    :silent !echo;echo;echo;echo;echo;echo;echo;echo;echo;echo
    :silent !echo;echo;echo;echo;echo;echo;echo;echo;echo;echo
    :silent !echo;echo;echo;echo;echo;echo;echo;echo;echo;echo
    :silent !echo;echo;echo;echo;echo;echo;echo;echo;echo;echo
    if match(a:filename, '\.feature$') != -1
        exec ":!script/features " . a:filename
    else
        if filereadable("script/test")
            exec ":!script/test " . a:filename
        elseif filereadable("Gemfile")
          if match(a:filename, '_test') != -1
            exec ":!bundle exec rake test " . a:filename     " Ruby TestUnit
          else
            exec ":!bundle exec rspec --color " . a:filename " Ruby RSpec with bundle exec
          end
        elseif match(a:filename, '_tests') != -1
            exec ":!nosetests --rednose " . a:filename " Python
        elseif match(a:filename, '_test') != -1
            exec ":!lein difftest " . a:filename " Clojure
        elseif match(a:filename, 'Test') != -1
            exec ":!javac " . a:filename . ".java && java " . a:filename " java
        else
            exec ":!rspec --color " . a:filename " Ruby RSpec without bundle exec
        end
    end
endfunction

function! SetTestFile()
    " Set the spec file that tests will be run for.
    let t:jms_test_file=@%
endfunction

function! RunTestFile(...)
    if a:0
        let command_suffix = a:1
    else
        let command_suffix = ""
    endif

    " Run the tests for the previously-marked file.
    let in_spec_file = match(expand("%"), '\(.feature\|_spec.rb\)$') != -1
    let in_test_file = match(expand("%"), '\(.feature\|_test.\(?:rb\|clj|java\)\)$') != -1
    let in_py_file   = match(expand("%"), '\(.feature\|_tests.py\)$') != -1
    if in_test_file || in_spec_file || in_py_file
        call SetTestFile()
    elseif !exists("t:jms_test_file")
        return
    end
    call RunTests(t:jms_test_file . command_suffix)
endfunction

function! RunNearestTest()
    let spec_line_number = line('.')
    call RunTestFile(":" . spec_line_number . " -b")
endfunction

map <leader>t :call RunTestFile()<cr>    " == Saves the current file and Runs either the test file you're in, 
                                         "    or the last test file you ran if you're in a production file
map <leader>T :call RunNearestTest()<cr> " == Runs just the test that your cursor is in