1 files changed, 28 insertions, 0 deletions
diff --git a/spec/lib/gitlab/metrics/dashboard/url_spec.rb b/spec/lib/gitlab/metrics/dashboard/url_spec.rb
index 56556423b05..205e1000376 100644
--- a/spec/lib/gitlab/metrics/dashboard/url_spec.rb
+++ b/spec/lib/gitlab/metrics/dashboard/url_spec.rb
@@ -102,6 +102,34 @@ RSpec.describe Gitlab::Metrics::Dashboard::Url do
     it_behaves_like 'regex which matches url when expected'
   end
 
+  describe '#alert_regex' do
+    let(:url) do
+      Gitlab::Routing.url_helpers.metrics_dashboard_namespace_project_prometheus_alert_url(
+        'foo',
+        'bar',
+        '1',
+        start: '2020-02-10T12:59:49.938Z',
+        end: '2020-02-10T20:59:49.938Z',
+        anchor: "anchor"
+      )
+    end
+
+    let(:expected_params) do
+      {
+        'url' => url,
+        'namespace' => 'foo',
+        'project' => 'bar',
+        'alert' => '1',
+        'query' => "?end=2020-02-10T20%3A59%3A49.938Z&start=2020-02-10T12%3A59%3A49.938Z",
+        'anchor' => '#anchor'
+      }
+    end
+
+    subject { described_class.alert_regex }
+
+    it_behaves_like 'regex which matches url when expected'
+  end
+
   describe '#build_dashboard_url' do
     it 'builds the url for the dashboard endpoint' do
       url = described_class.build_dashboard_url('foo', 'bar', 1)