fix(spec): Make specs work with new animated pending message

internal_packages/message-list/lib/pending-message-item.cjsx

@@ -1,25 +0,0 @@
-React = require 'react'
-{RetinaImg} = require 'nylas-component-kit'
-MessageItem = require './message-item'
-
-class PendingMessageItem extends MessageItem
-  @displayName = 'PendingMessageItem'
-
-  _renderMessageControls: -> null
-
-  _renderHeaderDetailToggle: -> null
-
-  _renderHeaderSideItems: ->
-    styles =
-      width: 24
-      float: "left"
-      marginTop: -2
-      marginRight: 10
-
-    <div style={styles}>
-      <RetinaImg ref="spinner"
-                 name="sending-spinner.gif"
-                 mode={RetinaImg.Mode.ContentPreserve}/>
-    </div>
-
-module.exports = PendingMessageItem

internal_packages/message-list/spec/message-item-container-spec.cjsx

@@ -10,11 +10,8 @@ class MessageItem extends React.Component
   @displayName: "StubMessageItem"
   render: -> <span></span>
 
-class PendingMessageItem extends MessageItem
-
 MessageItemContainer = proxyquire '../lib/message-item-container',
   "./message-item": MessageItem
-  "./pending-message-item": PendingMessageItem
 
 {InjectedComponent} = require 'nylas-component-kit'
 
@@ -47,8 +44,9 @@ describe 'MessageItemContainer', ->
     @isSendingDraft = true
     doc = renderContainer(testDraft)
     items = ReactTestUtils.scryRenderedComponentsWithType(doc,
-            PendingMessageItem)
+            MessageItem)
     expect(items.length).toBe 1
+    expect(items[0].props.pending).toBe true
 
   it "renders a message if it's not a draft", ->
     @isSendingDraft = false

internal_packages/message-list/spec/message-list-spec.cjsx

@@ -270,8 +270,17 @@ describe "MessageList", ->
       MessageStore._items = [m5, m3, draftMessages[0]]
       MessageStore._thread = test_thread
       MessageStore.trigger()
-      cs = TestUtils.scryRenderedDOMComponentsWithClass(@messageList, "footer-reply-area")
-      expect(cs.length).toBe 0
+      cs = TestUtils.scryRenderedDOMComponentsWithClass(@messageList, "footer-reply-area-wrap")
+      expect(cs.length).toBe 1
+      expect(React.findDOMNode(cs[0]).style.height).toBe "0px"
+
+    it "shows the reply type if the last message isnt a draft", ->
+      MessageStore._items = [m5, m3]
+      MessageStore._thread = test_thread
+      MessageStore.trigger()
+      cs = TestUtils.scryRenderedDOMComponentsWithClass(@messageList, "footer-reply-area-wrap")
+      expect(cs.length).toBe 1
+      expect(parseInt(React.findDOMNode(cs[0]).style.height)).toBeGreaterThan 0
 
   describe "reply behavior (_createReplyOrUpdateExistingDraft)", ->
     beforeEach ->