spec fixes

spec/helpers/tree_helper_spec.rb

@@ -9,7 +9,7 @@ describe TreeHelper do
     before do
       @id = sha
       @project = project
-      @lfs_blobs = []
+      @lfs_blob_ids = []
     end
 
     it 'displays all entries without a warning' do

spec/views/projects/tree/_blob_item.html.haml_spec.rb

@@ -9,7 +9,7 @@ describe 'projects/tree/_blob_item' do
     assign(:project, project)
     assign(:repository, repository)
     assign(:id, File.join('master', ''))
-    assign(:lfs_blobs, [])
+    assign(:lfs_blob_ids, [])
   end
 
   it 'renders blob item' do
@@ -21,7 +21,7 @@ describe 'projects/tree/_blob_item' do
 
   describe 'LFS blob' do
     before do
-      assign(:lfs_blobs, [blob_item])
+      assign(:lfs_blob_ids, [blob_item].map(&:id))
 
       render_partial(blob_item)
     end

spec/views/projects/tree/show.html.haml_spec.rb

@@ -9,7 +9,7 @@ describe 'projects/tree/show' do
   before do
     assign(:project, project)
     assign(:repository, repository)
-    assign(:lfs_blobs, [])
+    assign(:lfs_blob_ids, [])
 
     allow(view).to receive(:can?).and_return(true)
     allow(view).to receive(:can_collaborate_with_project?).and_return(true)