fixed file size bug on work item restore requests

app/models/work_item.rb

@@ -289,7 +289,7 @@ def self.create_restore_request_for_file(generic_file, requested_by)
     restore_item.node = nil
     restore_item.pid = 0
     restore_item.needs_admin_review = false
-    restore_item.size = item.size
+    restore_item.size = generic_file.size
     restore_item.stage_started_at = nil
     restore_item.queued_at = nil
     restore_item.save!

spec/models/work_item_spec.rb

@@ -207,6 +207,8 @@ def setup_item(subject)
     before do
       test_obj = FactoryBot.create(:intellectual_object, identifier: 'abc/123')
       FactoryBot.create(:generic_file, identifier: 'abc/123/doc.pdf', intellectual_object_id: test_obj.id)
+      FactoryBot.create(:generic_file, identifier: 'abc/123/txt.pdf', intellectual_object_id: test_obj.id)
+      FactoryBot.create(:generic_file, identifier: 'abc/123/ppt.pdf', intellectual_object_id: test_obj.id)
       3.times do
         ingest_date = ingest_date + 1.days
         FactoryBot.create(:work_item, object_identifier: 'abc/123',
@@ -224,6 +226,7 @@ def setup_item(subject)
     end
 
     it 'should create a restoration request when asked' do
+      test_obj = IntellectualObject.where(identifier: 'abc/123').first
       wi = WorkItem.create_restore_request('abc/123', '[email protected]')
       wi.work_item_state = FactoryBot.build(:work_item_state, work_item: wi)
       wi.action.should == Pharos::Application::PHAROS_ACTIONS['restore']
@@ -238,6 +241,7 @@ def setup_item(subject)
       wi.pid.should == 0
       wi.needs_admin_review.should == false
       wi.id.should_not be_nil
+      wi.size.should == test_obj.gf_size
     end
 
     it 'should create a file restoration request when asked' do
@@ -257,6 +261,7 @@ def setup_item(subject)
       wi.needs_admin_review.should == false
       wi.id.should_not be_nil
       wi.generic_file_identifier.should == test_file.identifier
+      wi.size.should == test_file.size
     end
 
     it 'should create a glacier restoration request when asked' do