1 files changed, 51 insertions, 0 deletions
diff --git a/spec/support/prometheus/additional_metrics_shared_examples.rb b/spec/support/prometheus/additional_metrics_shared_examples.rb
index 016e16fc8d4..620fa37d455 100644
--- a/spec/support/prometheus/additional_metrics_shared_examples.rb
+++ b/spec/support/prometheus/additional_metrics_shared_examples.rb
@@ -10,11 +10,61 @@ RSpec.shared_examples 'additional metrics query' do
     [{ 'metric': {}, 'values': [[1488758662.506, '0.00002996364761904785'], [1488758722.506, '0.00003090239047619091']] }]
   end
 
+  let(:client) { double('prometheus_client') }
+  let(:query_result) { described_class.new(client).query(*query_params) }
+  let(:environment) { create(:environment, slug: 'environment-slug') }
+
   before do
     allow(client).to receive(:label_values).and_return(metric_names)
     allow(metric_group_class).to receive(:all).and_return([simple_metric_group(metrics: [simple_metric])])
   end
 
+  context 'metrics query context' do
+    subject! { described_class.new(client) }
+
+    shared_examples 'query context containing environment slug and filter' do
+      it 'contains ci_environment_slug' do
+        expect(subject).to receive(:query_metrics).with(hash_including(ci_environment_slug: environment.slug))
+
+        subject.query(*query_params)
+      end
+
+      it 'contains environment filter' do
+        expect(subject).to receive(:query_metrics).with(
+          hash_including(
+            environment_filter: "container_name!=\"POD\",environment=\"#{environment.slug}\""
+          )
+        )
+
+        subject.query(*query_params)
+      end
+    end
+
+    describe 'project has Kubernetes service' do
+      let(:project) { create(:kubernetes_project) }
+      let(:environment) { create(:environment, slug: 'environment-slug', project: project) }
+      let(:kube_namespace) { project.kubernetes_service.actual_namespace }
+
+      it_behaves_like 'query context containing environment slug and filter'
+
+      it 'query context contains kube_namespace' do
+        expect(subject).to receive(:query_metrics).with(hash_including(kube_namespace: kube_namespace))
+
+        subject.query(*query_params)
+      end
+    end
+
+    describe 'project without Kubernetes service' do
+      it_behaves_like 'query context containing environment slug and filter'
+
+      it 'query context contains empty kube_namespace' do
+        expect(subject).to receive(:query_metrics).with(hash_including(kube_namespace: ''))
+
+        subject.query(*query_params)
+      end
+    end
+  end
+
   context 'with one group where two metrics is found' do
     before do
       allow(metric_group_class).to receive(:all).and_return([simple_metric_group])
@@ -51,6 +101,7 @@ RSpec.shared_examples 'additional metrics query' do
 
   context 'with two groups with one metric each' do
     let(:metrics) { [simple_metric(queries: [simple_query])] }
+
     before do
       allow(metric_group_class).to receive(:all).and_return(
         [