How to use routes well?

In fact, $basePath is empty, and $virtualPath equals to /PHP/Lumy%203/tests/. Here is the environment dump :

object(Slim\Http\Environment)#20 (1) {
  ["data":protected] => array(37) {
    ["REDIRECT_STATUS"] => string(3) "200"
    ["HTTP_HOST"] => string(9) "localhost"
    ["HTTP_CONNECTION"] => string(10) "keep-alive"
    ["HTTP_CACHE_CONTROL"] => string(9) "max-age=0"
    ["HTTP_UPGRADE_INSECURE_REQUESTS"] => string(1) "1"
    ["HTTP_USER_AGENT"] => string(126) "Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.106 Safari/537.36 OPR/38.0.2220.41"
    ["HTTP_ACCEPT"] => string(74) "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8"
    ["HTTP_ACCEPT_ENCODING"] => string(25) "gzip, deflate, lzma, sdch"
    ["HTTP_ACCEPT_LANGUAGE"] => string(35) "fr-FR,fr;q=0.8,en-US;q=0.6,en;q=0.4"
    ["PATH"] => string(798) "C:\Program Files (x86)\EasyPHP-DevServer-14.1VC9\binaries\php\php_runningversion;c:\program files\graphicsmagick-1.3.23-q16;C:\Program Files (x86)\PC Connectivity Solution\;C:\Program Files (x86)\EasyPHP-DevServer-14.1VC11\binaries\php\php_runningversion;C:\Python34\;C:\Python34\Scripts;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Program Files (x86)\Git\cmd;C:\ProgramData\ComposerSetup\bin;C:\Program Files\php;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Program Files (x86)\Skype\Phone\;C:\Program Files\Microsoft SQL Server\110\Tools\Binn\;C:\Program Files (x86)\Microsoft SDKs\TypeScript\1.0\;C:\Program Files\Microsoft SQL Server\120\Tools\Binn\;C:\php;C:\Program Files\nodejs\;C:\Program Files (x86)\Brackets\command;"
    ["SystemRoot"] => string(10) "C:\Windows"
    ["COMSPEC"] => string(27) "C:\Windows\system32\cmd.exe"
    ["PATHEXT"] => string(57) ".COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.MSC;.PY"
    ["WINDIR"] => string(10) "C:\Windows"
    ["SERVER_SIGNATURE"] => string(0) ""
    ["SERVER_SOFTWARE"] => string(31) "Apache/2.4.18 (Win64) PHP/7.0.2"
    ["SERVER_NAME"] => string(9) "localhost"
    ["SERVER_ADDR"] => string(3) "::1"
    ["SERVER_PORT"] => string(2) "80"
    ["REMOTE_ADDR"] => string(3) "::1"
    ["DOCUMENT_ROOT"] => string(18) "C:/Apache24/htdocs"
    ["REQUEST_SCHEME"] => string(4) "http"
    ["CONTEXT_PREFIX"] => string(0) ""
    ["CONTEXT_DOCUMENT_ROOT"] => string(18) "C:/Apache24/htdocs"
    ["SERVER_ADMIN"] => string(17) "admin@example.com"
    ["SCRIPT_FILENAME"] => string(45) "C:/Apache24/htdocs/PHP/Lumy 3/tests/index.php"
    ["REMOTE_PORT"] => string(5) "56245"
    ["REDIRECT_URL"] => string(18) "/PHP/Lumy 3/tests/"
    ["GATEWAY_INTERFACE"] => string(7) "CGI/1.1"
    ["SERVER_PROTOCOL"] => string(8) "HTTP/1.1"
    ["REQUEST_METHOD"] => string(3) "GET"
    ["QUERY_STRING"] => string(0) ""
    ["REQUEST_URI"] => string(20) "/PHP/Lumy%203/tests/"
    ["SCRIPT_NAME"] => string(27) "/PHP/Lumy 3/tests/index.php"
    ["PHP_SELF"] => string(27) "/PHP/Lumy 3/tests/index.php"
    ["REQUEST_TIME_FLOAT"] => float(1470229540.691)
    ["REQUEST_TIME"] => int(1470229540)
  }
}