use camo for medium and small avatars

app/presenters/avatar_presenter.rb

 
 class AvatarPresenter < BasePresenter
-
-  DEFAULT_IMAGE = ActionController::Base.helpers.image_path('user/default.png')
+  DEFAULT_IMAGE = ActionController::Base.helpers.image_path("user/default.png")
 
   def base_hash
-    { small: image_url_small || DEFAULT_IMAGE,
-      medium: image_url_medium || DEFAULT_IMAGE,
-      large: image_url || DEFAULT_IMAGE
+    {
+      small:  image_url(:thumb_small) || DEFAULT_IMAGE,
+      medium: image_url(:thumb_medium) || DEFAULT_IMAGE,
+      large:  image_url || DEFAULT_IMAGE
     }
   end
 end

spec/presenters/avatar_presenter_spec.rb

+require "spec_helper"
+
+describe AvatarPresenter do
+  describe "#base_hash" do
+    it "calls image_url() for the avatars" do
+      @profile = FactoryGirl.create(:profile_with_image_url, person: alice.person)
+      @presenter = AvatarPresenter.new(@profile)
+      expect(@profile).to receive(:image_url).exactly(3).times
+      expect(@presenter.base_hash).to be_present
+    end
+
+    it "returns the default images if no images set" do
+      @profile = FactoryGirl.create(:profile, person: alice.person)
+      @presenter = AvatarPresenter.new(@profile)
+      expect(@presenter.base_hash).to eq(
+        small:  "/assets/user/default.png",
+        medium: "/assets/user/default.png",
+        large:  "/assets/user/default.png"
+      )
+    end
+  end
+end