cleanup tests

Author: feross

test/client.js

@@ -9,7 +9,6 @@ var parsedTorrent = parseTorrent(torrent)
 var peerId1 = new Buffer('01234567890123456789')
 var peerId2 = new Buffer('12345678901234567890')
 var peerId3 = new Buffer('23456789012345678901')
-var announceUrl = ''
 var port = 6881
 
 function testClientStart (t, serverType) {

test/common.js

@@ -16,7 +16,7 @@ exports.createServer = function (t, serverType, cb) {
   portfinder.getPort(function (err, port) {
     if (err) return t.error(err)
 
-    announceUrl = serverType === 'http'
+    var announceUrl = serverType === 'http'
       ? 'http://127.0.0.1:' + port + '/announce'
       : 'udp://127.0.0.1:' + port