Add specs for check display images on recommended_carousel partial.

spec/views/welcome/index.html.erb_spec.rb

@@ -0,0 +1,37 @@
+require "rails_helper"
+
+RSpec.describe "welcome/index" do
+
+  it 'Display images on orbit carrousel when we have defined image_default' do
+    debate = create(:debate)
+
+    render template: "welcome/_recommended_carousel.html.erb",
+           locals: { key: "debates",
+                     recommendeds: [debate],
+                     image_field: nil,
+                     image_version: nil,
+                     image_default: "https://dummyimage.com/600x400/000/fff"}
+
+    within 'li[data-slide="0"] .card' do
+      expect(page).to have_selector("img")
+    end
+
+  end
+
+  it 'Not display images on orbit carrousel when we have not defined image_default' do
+    debate = create(:debate)
+
+    render template: "welcome/_recommended_carousel.html.erb",
+           locals: { key: "debates",
+                     recommendeds: [debate],
+                     image_field: nil,
+                     image_version: nil,
+                     image_default: nil}
+
+    within 'li[data-slide="0"] .card' do
+      expect(page).not_to have_selector("img")
+    end
+
+  end
+
+end