Reworking some code to use the new CocoModel.patch method.

app/lib/FacebookHandler.coffee

@@ -13,9 +13,6 @@ userPropsToSave =
 
 
 module.exports = FacebookHandler = class FacebookHandler extends CocoClass
-  constructor: ->
-    super()
-
   subscriptions:
     'facebook-logged-in':'onFacebookLogin'
     'facebook-logged-out': 'onFacebookLogout'
@@ -42,22 +39,18 @@ module.exports = FacebookHandler = class FacebookHandler extends CocoClass
       return
 
     oldEmail = me.get('email')
-    patch = {}
-    patch.firstName = r.first_name if r.first_name
-    patch.lastName = r.last_name if r.last_name
-    patch.gender = r.gender if r.gender
-    patch.email = r.email if r.email
-    patch.facebookID = r.id if r.id
-    me.set(patch)
-    patch._id = me.id
-
+    me.set('firstName', r.first_name) if r.first_name
+    me.set('lastName', r.last_name) if r.last_name
+    me.set('gender', r.gender) if r.gender
+    me.set('email', r.email) if r.email
+    me.set('facebookID', r.id) if r.id
+    
     Backbone.Mediator.publish('logging-in-with-facebook')
     window.tracker?.trackEvent 'Facebook Login'
     window.tracker?.identify()
-    me.save(patch, {
-      patch: true
+    me.patch({
       error: backboneFailure,
-      url: "/db/user?facebookID=#{r.id}&facebookAccessToken=#{@authResponse.accessToken}"
+      url: "/db/user/#{me.id}?facebookID=#{r.id}&facebookAccessToken=#{@authResponse.accessToken}"
       success: (model) ->
         window.location.reload() if model.get('email') isnt oldEmail
     })

app/lib/auth.coffee

@@ -10,7 +10,7 @@ init = ->
   if me and not me.get('testGroupNumber')?
     # Assign testGroupNumber to returning visitors; new ones in server/routes/auth
     me.set 'testGroupNumber', Math.floor(Math.random() * 256)
-    me.save()
+    me.patch()
 
   Backbone.listenTo(me, 'sync', Backbone.Mediator.publish('me:synced', {me:me}))
 

test/app/lib/FacebookHandler.spec.coffee

@@ -0,0 +1,75 @@
+FacebookHandler = require 'lib/FacebookHandler'
+
+mockAuthEvent = 
+  response:
+    authResponse:
+      accessToken: "aksdhjflkqjrj245234b52k345q344le4j4k5l45j45s4dkljvdaskl"
+      userID: "4301938"
+      expiresIn: 5138
+      signedRequest: "akjsdhfjkhea.3423nkfkdsejnfkd"
+    status: "connected"
+
+# Whatev, it's all public info anyway
+mockMe =
+  id: "4301938"
+  email: "scott@codecombat.com"
+  first_name: "Scott"
+  gender: "male"
+  last_name: "Erickson"
+  link: "https://www.facebook.com/scott.erickson.779"
+  locale: "en_US"
+  name: "Scott Erickson"
+  timezone: -7
+  updated_time: "2014-05-21T04:58:06+0000"
+  username: "scott.erickson.779"
+  verified: true
+  work: [
+    {
+      employer:
+        id: "167559910060759"
+        name: "CodeCombat"
+
+      location:
+        id: "114952118516947"
+        name: "San Francisco, California"
+
+      start_date: "2013-02-28"
+    }
+    {
+      end_date: "2013-01-31"
+      employer:
+        id: "39198748555"
+        name: "Skritter"
+
+      location:
+        id: "106109576086811"
+        name: "Oberlin, Ohio"
+
+      start_date: "2008-06-01"
+    }
+  ]
+describe 'lib/FacebookHandler.coffee', ->
+  it 'on facebook-logged-in, gets data from FB and sends a patch to the server', ->
+    me.clear({silent:true})
+    me.markToRevert()
+    me.set({_id: '12345'})
+    
+    spyOn FB, 'api'
+    
+    new FacebookHandler()
+    Backbone.Mediator.publish 'facebook-logged-in', mockAuthEvent
+    
+    expect(FB.api).toHaveBeenCalled()
+    apiArgs = FB.api.calls.argsFor(0)
+    expect(apiArgs[0]).toBe('/me')
+    apiArgs[1](mockMe) # sending the 'response'
+    request = jasmine.Ajax.requests.mostRecent()
+    expect(request).toBeDefined()
+    params = JSON.parse request.params
+    expect(params.firstName).toBe(mockMe.first_name)
+    expect(params.lastName).toBe(mockMe.last_name)
+    expect(params.gender).toBe(mockMe.gender)
+    expect(params.email).toBe(mockMe.email)
+    expect(params.facebookID).toBe(mockMe.id)
+    expect(request.method).toBe('PATCH')
+    expect(_.string.startsWith(request.url, '/db/user/12345')).toBeTruthy()