Reorganize message view test a bit

test/views/message_view_test.js

@@ -1,27 +1,25 @@
 describe('MessageView', function() {
   var message = Whisper.Messages.add({
-    threadId: 'test-thread',
     body: 'hello world',
     type: 'outgoing',
     timestamp: new Date().getTime()
   });
 
-  describe('#render', function() {
+  it('should display the message text', function() {
     var view = new Whisper.MessageView({model: message});
-    var div = $('<div>').append(view.render().$el);
+    assert.match(view.render().$el.html(), /hello world/);
-
-    it('should include the message text', function() {
-      assert.match(view.$el.html(), /hello world/);
   });
 
   it('should auto-update the message text', function() {
+    var view = new Whisper.MessageView({model: message});
     message.set('body', 'goodbye world');
     assert.match(view.$el.html(), /goodbye world/);
   });
 
   it('should go away when the model is destroyed', function() {
+    var view = new Whisper.MessageView({model: message});
+    var div = $('<div>').append(view.$el);
     message.destroy();
     assert.strictEqual(div.find(view.$el).length, 0);
   });
-  });
 });