1 files changed, 27 insertions, 3 deletions
diff --git a/spec/helpers/routing/pseudonymization_helper_spec.rb b/spec/helpers/routing/pseudonymization_helper_spec.rb
index 10563502555..a28a86d1f53 100644
--- a/spec/helpers/routing/pseudonymization_helper_spec.rb
+++ b/spec/helpers/routing/pseudonymization_helper_spec.rb
@@ -6,6 +6,7 @@ RSpec.describe ::Routing::PseudonymizationHelper do
   let_it_be(:group) { create(:group) }
   let_it_be(:subgroup) { create(:group, parent: group) }
   let_it_be(:project) { create(:project, group: group) }
+  let_it_be(:subproject) { create(:project, group: subgroup) }
   let_it_be(:issue) { create(:issue, project: project) }
 
   let(:merge_request) { create(:merge_request, source_project: project) }
@@ -56,16 +57,16 @@ RSpec.describe ::Routing::PseudonymizationHelper do
     end
 
     context 'with controller for groups with subgroups and project' do
-      let(:masked_url) { "http://test.host/namespace:#{subgroup.id}/project:#{project.id}"}
+      let(:masked_url) { "http://test.host/namespace:#{subgroup.id}/project:#{subproject.id}"}
 
       before do
         allow(helper).to receive(:group).and_return(subgroup)
-        allow(helper.project).to receive(:namespace).and_return(subgroup)
+        allow(helper).to receive(:project).and_return(subproject)
         allow(Rails.application.routes).to receive(:recognize_path).and_return({
           controller: 'projects',
           action: 'show',
           namespace_id: subgroup.name,
-          id: project.name
+          id: subproject.name
         })
       end
 
@@ -129,6 +130,29 @@ RSpec.describe ::Routing::PseudonymizationHelper do
     end
   end
 
+  describe 'when it raises exception' do
+    context 'calls error tracking' do
+      before do
+        controller.request.path = '/dashboard/issues'
+        controller.request.query_string = 'assignee_username=root'
+        allow(Rails.application.routes).to receive(:recognize_path).and_return({
+          controller: 'dashboard',
+          action: 'issues'
+        })
+      end
+
+      it 'sends error to sentry and returns nil' do
+        allow(helper).to receive(:mask_params).with(anything).and_raise(ActionController::RoutingError, 'Some routing error')
+
+        expect(Gitlab::ErrorTracking).to receive(:track_exception).with(
+          ActionController::RoutingError,
+          url: '/dashboard/issues?assignee_username=root').and_call_original
+
+        expect(helper.masked_page_url).to be_nil
+      end
+    end
+  end
+
   describe 'when feature flag is disabled' do
     before do
       stub_feature_flags(mask_page_urls: false)