diff --git a/test/system/federation_test.rb b/test/system/federation_test.rb
new file mode 100644
index 000000000..7993e8635
--- /dev/null
+++ b/test/system/federation_test.rb
@@ -0,0 +1,43 @@
+require "application_system_test_case"
+
+class FederationTest < ApplicationSystemTestCase
+
+  setup do
+    @search_path = "/search"
+    @query = "test"
+
+    @ontologies_path = "/ontologies"
+
+  end
+
+  test "perform federated search in search page and make sure duplicates are managed correctly" do
+    visit "#{@search_path}?q=#{@query}&lang=all&portals%5B%5D=agroportal&portals%5B%5D=ecoportal&portals%5B%5D=earthportal&portals%5B%5D=biodivportal"
+    assert_selector ".search-page-number-of-results"
+
+    results_titles = all("a.title div").map { |div| div.text.strip }
+
+    assert_equal results_titles.count, results_titles.uniq.count, "There are duplicated results !"
+
+  end
+
+
+  test "perform federated search in browse page and make sure duplicates are managed correctly" do
+    visit "#{@ontologies_path}?sort_by=ontology_name&portals=agroportal%2Cecoportal%2Cearthportal%2Cbiodivportal"
+    loop do
+      loading_element = find_all(".browse-sket").any?
+
+      break unless loading_element
+
+      page.execute_script("window.scrollBy(0, window.innerHeight)")
+
+      sleep 0.3
+    end
+
+    ontologies_titles = all(".browse-ontology-title").map { |a| a.text.strip }
+
+    assert_equal ontologies_titles.count, ontologies_titles.uniq.count, "There are duplicated results !"
+  end
+
+
+
+end