1 files changed, 28 insertions, 0 deletions
diff --git a/spec/helpers/plan_limits_helper_spec.rb b/spec/helpers/plan_limits_helper_spec.rb
new file mode 100644
index 00000000000..b25e97150f8
--- /dev/null
+++ b/spec/helpers/plan_limits_helper_spec.rb
@@ -0,0 +1,28 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe PlanLimitsHelper, feature_category: :continuous_integration do
+  describe '#plan_limit_setting_description' do
+    it 'describes known limits', :aggregate_failures do
+      [
+        :ci_pipeline_size,
+        :ci_active_jobs,
+        :ci_project_subscriptions,
+        :ci_pipeline_schedules,
+        :ci_needs_size_limit,
+        :ci_registered_group_runners,
+        :ci_registered_project_runners,
+        :pipeline_hierarchy_size
+      ].each do |limit_name|
+        expect(helper.plan_limit_setting_description(limit_name)).to be_present
+      end
+    end
+
+    it 'raises an ArgumentError on invalid arguments' do
+      expect { helper.plan_limit_setting_description(:some_invalid_limit) }.to(
+        raise_error(ArgumentError, /No description/)
+      )
+    end
+  end
+end