Image code tweaks

app/models/spree/image.rb

@@ -34,14 +34,24 @@ def mini_url
     end
 
     def find_dimensions
-      temporary = attachment.queued_for_write[:original]
-      filename = temporary.path unless temporary.nil?
-      filename = attachment.path if filename.blank?
-      geometry = Paperclip::Geometry.from_file(filename)
+      return if attachment.errors.present?
+
+      geometry = Paperclip::Geometry.from_file(local_filename_of_original)
+
       self.attachment_width  = geometry.width
       self.attachment_height = geometry.height
     end
 
+    def local_filename_of_original
+      temporary = attachment.queued_for_write[:original]
+
+      if temporary&.path.present?
+        temporary.path
+      else
+        attachment.path
+      end
+    end
+
     # if there are errors from the plugin, then add a more meaningful message
     def no_attachment_errors
       return if attachment.errors.empty?

spec/lib/tasks/users_rake_spec.rb

@@ -4,12 +4,14 @@
 require 'rake'
 
 describe 'users.rake' do
+  before(:all) do
+    Rake.application.rake_require 'tasks/users'
+    Rake::Task.define_task(:environment)
+  end
+
   describe ':remove_enterprise_limit' do
     context 'when the user exists' do
       it 'sets the enterprise_limit to the maximum integer' do
-        Rake.application.rake_require 'tasks/users'
-        Rake::Task.define_task(:environment)
-
         max_integer = 2_147_483_647
         user = create(:user)