From 6e4e1050d9dba2b7b2523fdd1768823ab85feef4 Mon Sep 17 00:00:00 2001
From: GitLab Bot <gitlab-bot@gitlab.com>
Date: Thu, 20 Aug 2020 18:42:06 +0000
Subject: Add latest changes from gitlab-org/gitlab@13-3-stable-ee

---
 .../stages/metric_endpoint_inserter_spec.rb        | 59 ++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 spec/lib/gitlab/metrics/dashboard/stages/metric_endpoint_inserter_spec.rb

(limited to 'spec/lib/gitlab/metrics/dashboard/stages/metric_endpoint_inserter_spec.rb')

diff --git a/spec/lib/gitlab/metrics/dashboard/stages/metric_endpoint_inserter_spec.rb b/spec/lib/gitlab/metrics/dashboard/stages/metric_endpoint_inserter_spec.rb
new file mode 100644
index 00000000000..bb3c8626d32
--- /dev/null
+++ b/spec/lib/gitlab/metrics/dashboard/stages/metric_endpoint_inserter_spec.rb
@@ -0,0 +1,59 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Gitlab::Metrics::Dashboard::Stages::MetricEndpointInserter do
+  include MetricsDashboardHelpers
+
+  let(:project) { build_stubbed(:project) }
+  let(:environment) { build_stubbed(:environment, project: project) }
+
+  describe '#transform!' do
+    subject(:transform!) { described_class.new(project, dashboard, environment: environment).transform! }
+
+    let(:dashboard) { load_sample_dashboard.deep_symbolize_keys }
+
+    it 'generates prometheus_endpoint_path without newlines' do
+      query = 'avg( sum( container_memory_usage_bytes{ container_name!="POD", '\
+      'pod_name=~"^{{ci_environment_slug}}-(.*)", namespace="{{kube_namespace}}" } ) '\
+      'by (job) ) without (job) /1024/1024/1024'
+
+      transform!
+
+      expect(all_metrics[2][:prometheus_endpoint_path]).to eq(prometheus_path(query))
+    end
+
+    it 'includes a path for the prometheus endpoint with each metric' do
+      transform!
+
+      expect(all_metrics).to satisfy_all do |metric|
+        metric[:prometheus_endpoint_path].present? && !metric[:prometheus_endpoint_path].include?("\n")
+      end
+    end
+
+    it 'works when query/query_range is a number' do
+      query = 2000
+
+      transform!
+
+      expect(all_metrics[1][:prometheus_endpoint_path]).to eq(prometheus_path(query))
+    end
+  end
+
+  private
+
+  def all_metrics
+    dashboard[:panel_groups].flat_map do |group|
+      group[:panels].flat_map { |panel| panel[:metrics] }
+    end
+  end
+
+  def prometheus_path(query)
+    Gitlab::Routing.url_helpers.prometheus_api_project_environment_path(
+      project,
+      environment,
+      proxy_path: :query_range,
+      query: query
+    )
+  end
+end
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