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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe 'Cluster Health board', :js, :kubeclient, :use_clean_rails_memory_store_caching, :sidekiq_inline do
include KubernetesHelpers
include PrometheusHelpers
let_it_be(:current_user) { create(:user) }
let_it_be(:clusterable) { create(:project) }
let_it_be(:cluster) { create(:cluster, :provided_by_gcp, :project, projects: [clusterable]) }
let_it_be(:cluster_path) { project_cluster_path(clusterable, cluster) }
before do
clusterable.add_maintainer(current_user)
sign_in(current_user)
end
it 'shows cluster board section within the page' do
visit cluster_path
expect(page).to have_text('Health')
click_link 'Health'
expect(page).to have_css('.cluster-health-graphs')
end
context 'no prometheus available' do
it 'shows enable Prometheus message' do
visit cluster_path
click_link 'Health'
expect(page).to have_text('you must first enable Prometheus in the Integrations tab')
end
end
context 'when there is cluster with enabled prometheus' do
before do
create(:clusters_integrations_prometheus, enabled: true, cluster: cluster)
stub_kubeclient_discover(cluster.platform.api_url)
end
context 'waiting for data' do
before do
stub_empty_response
end
it 'shows container and waiting for data message' do
visit cluster_path
click_link 'Health'
wait_for_requests
expect(page).to have_css('.prometheus-graphs')
expect(page).to have_text('Waiting for performance data')
end
end
context 'connected, prometheus returns data' do
before do
stub_connected
visit cluster_path
click_link 'Health'
wait_for_requests
end
it 'renders charts' do
expect(page).to have_css('.prometheus-graphs')
expect(page).to have_css('.prometheus-graph')
expect(page).to have_css('.prometheus-graph-title')
expect(page).to have_css('[_echarts_instance_]')
expect(page).to have_css('.prometheus-graph', count: 2)
expect(page).to have_content('Avg')
end
it 'focuses the single panel on toggle' do
click_button('More actions', match: :first)
click_button('Expand panel')
expect(page).to have_css('.prometheus-graph', count: 1)
click_button('Collapse panel')
expect(page).to have_css('.prometheus-graph', count: 2)
end
end
def stub_empty_response
stub_prometheus_request(/prometheus-prometheus-server/, status: 204, body: {})
stub_prometheus_request(%r{prometheus/api/v1}, status: 204, body: {})
end
def stub_connected
stub_prometheus_request(/prometheus-prometheus-server/, body: prometheus_values_body)
stub_prometheus_request(%r{prometheus/api/v1}, body: prometheus_values_body)
end
end
end
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