Add extra checks to channel.js for deadness

tests/channelDeadRace.js

@@ -0,0 +1,34 @@
+var io = require('socket.io-client');
+
+function testLogin() {
+    var socket = io.connect('http://localhost:1337');
+    socket.on('connect', function () {
+        socket.emit('login', { name: 'test', pw: 'test' });
+        socket.emit('joinChannel', { name: 'test' });
+        socket.disconnect();
+    });
+}
+
+function testBan() {
+    var socket = io.connect('http://localhost:1337');
+    socket.on('connect', function () {
+        socket.emit('login', { name: 'test', pw: 'test' });
+        socket.emit('joinChannel', { name: 'test' });
+        socket.emit('chatMsg', { msg: '/ban asdf' });
+        socket.disconnect();
+    });
+}
+
+function testRankChange() {
+    var socket = io.connect('http://localhost:1337');
+    socket.on('connect', function () {
+        socket.emit('login', { name: 'test', pw: 'test' });
+        socket.emit('joinChannel', { name: 'test' });
+        socket.emit('setChannelRank', { user: 'test2', rank: 2 });
+        socket.disconnect();
+    });
+}
+
+testLogin();
+testBan();
+testRankChange();