View spec fix (#1888)

* Add option to disable verify partial doubles

* Add show_landing_strip? helper method

* Use show_landing_strip? helper in accounts and stream entries views

* Fix naming in view specs

spec/helpers/application_helper_spec.rb

@@ -16,4 +16,33 @@ describe ApplicationHelper do
       expect(result).to eq ""
     end
   end
+
+  describe 'show_landing_strip?', without_verify_partial_doubles: true do
+    describe 'when signed in' do
+      before do
+        allow(helper).to receive(:user_signed_in?).and_return(true)
+      end
+      it 'does not show landing strip' do
+        expect(helper.show_landing_strip?).to eq false
+      end
+    end
+
+    describe 'when signed out' do
+      before do
+        allow(helper).to receive(:user_signed_in?).and_return(false)
+      end
+
+      it 'does not show landing strip on single user instance' do
+        allow(helper).to receive(:single_user_mode?).and_return(true)
+
+        expect(helper.show_landing_strip?).to eq false
+      end
+
+      it 'shows landing strip on multi user instance' do
+        allow(helper).to receive(:single_user_mode?).and_return(false)
+
+        expect(helper.show_landing_strip?).to eq true
+      end
+    end
+  end
 end