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require 'rails_helper'
describe Gitlab::Prometheus::MetricGroup do
describe '.common_metrics' do
set(:project_metric) { create(:prometheus_metric) }
set(:common_metric_group_a) { create(:prometheus_metric, :common, group: :aws_elb) }
set(:common_metric_group_b_q1) { create(:prometheus_metric, :common, group: :kubernetes) }
set(:common_metric_group_b_q2) { create(:prometheus_metric, :common, group: :kubernetes) }
subject { described_class.common_metrics }
it 'returns exactly two groups' do
expect(subject.map(&:name)).to contain_exactly('Response metrics (AWS ELB)', 'System metrics (Kubernetes)')
end
it 'returns exactly three metric queries' do
expect(subject.map(&:metrics).flatten.map(&:queries)).to contain_exactly(
common_metric_group_a.queries, common_metric_group_b_q1.queries,
common_metric_group_b_q2.queries)
end
end
end
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