spec/admino/table/presenter_spec.rb in admino-0.0.12 vs spec/admino/table/presenter_spec.rb in admino-0.0.13

@@ -15,16 +15,16 @@
 
       let(:head_row) { double('HeadRow', to_html: '<td id="thead_td"></td>'.html_safe) }
       let(:resource_row) { double('ResourceRow', to_html: '<td id="tbody_td"></td>'.html_safe) }
 
       before do
-        HeadRow.stub(:new).with(Post, query, view).and_return(head_row)
-        ResourceRow.stub(:new).with(first_post, view).and_return(resource_row)
-        ResourceRow.stub(:new).with(second_post, view).and_return(resource_row)
+        allow(HeadRow).to receive(:new).with(Post, query, view).and_return(head_row)
+        allow(ResourceRow).to receive(:new).with(first_post, view).and_return(resource_row)
+        allow(ResourceRow).to receive(:new).with(second_post, view).and_return(resource_row)
       end
 
-      describe '#.to_html' do
+      describe '#to_html' do
         let(:result) { presenter.to_html }
 
         it 'outputs a table' do
           expect(result).to have_tag(:table)
         end
@@ -37,12 +37,12 @@
           expect(result).to have_tag('table tbody tr', count: 2)
         end
 
         context 'if the record responds to #dom_id' do
           before do
-            first_post.stub(:dom_id).and_return('post_1')
-            second_post.stub(:dom_id).and_return('post_2')
+            allow(first_post).to receive(:dom_id).and_return('post_1')
+            allow(second_post).to receive(:dom_id).and_return('post_2')
           end
 
           it 'adds a record identifier to each collection row' do
             expect(result).to have_tag('tbody tr#post_1:first-child')
             expect(result).to have_tag('tbody tr#post_2:last-child')
@@ -160,9 +160,18 @@
             expect(presenter.to_html).to have_tag('thead tr td#custom_thead_td')
           end
 
           it 'allows customizing resource row renderers' do
             expect(presenter.to_html).to have_tag('tbody tr td#custom_tbody_td')
+          end
+        end
+
+        context 'with empty collection and no collection_klass' do
+          let(:collection) { [] }
+          subject(:presenter) { presenter_klass.new(collection, nil, query, view) }
+
+          it 'raises an Exception' do
+            expect { result }.to raise_error(ArgumentError)
           end
         end
       end
     end
   end