102 lines
4.0 KiB
Ruby
102 lines
4.0 KiB
Ruby
RSpec.shared_examples 'additional metrics query' do
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include Prometheus::MetricBuilders
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let(:metric_group_class) { Gitlab::Prometheus::MetricGroup }
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let(:metric_class) { Gitlab::Prometheus::Metric }
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let(:metric_names) { %w{metric_a metric_b} }
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let(:query_range_result) do
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[{ 'metric': {}, 'values': [[1488758662.506, '0.00002996364761904785'], [1488758722.506, '0.00003090239047619091']] }]
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end
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before do
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allow(client).to receive(:label_values).and_return(metric_names)
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allow(metric_group_class).to receive(:all).and_return([simple_metric_group(metrics: [simple_metric])])
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end
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context 'with one group where two metrics is found' do
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before do
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allow(metric_group_class).to receive(:all).and_return([simple_metric_group])
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end
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context 'some queries return results' do
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before do
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allow(client).to receive(:query_range).with('query_range_a', any_args).and_return(query_range_result)
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allow(client).to receive(:query_range).with('query_range_b', any_args).and_return(query_range_result)
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allow(client).to receive(:query_range).with('query_range_empty', any_args).and_return([])
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end
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it 'return group data only for queries with results' do
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expected = [
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{
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group: 'name',
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priority: 1,
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metrics: [
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{
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title: 'title', weight: 1, y_label: 'Values', queries: [
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{ query_range: 'query_range_a', result: query_range_result },
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{ query_range: 'query_range_b', label: 'label', unit: 'unit', result: query_range_result }
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]
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}
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]
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}
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]
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expect(query_result).to match_schema('prometheus/additional_metrics_query_result')
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expect(query_result).to eq(expected)
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end
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end
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end
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context 'with two groups with one metric each' do
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let(:metrics) { [simple_metric(queries: [simple_query])] }
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before do
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allow(metric_group_class).to receive(:all).and_return(
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[
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simple_metric_group(name: 'group_a', metrics: [simple_metric(queries: [simple_query])]),
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simple_metric_group(name: 'group_b', metrics: [simple_metric(title: 'title_b', queries: [simple_query('b')])])
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])
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allow(client).to receive(:label_values).and_return(metric_names)
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end
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context 'both queries return results' do
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before do
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allow(client).to receive(:query_range).with('query_range_a', any_args).and_return(query_range_result)
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allow(client).to receive(:query_range).with('query_range_b', any_args).and_return(query_range_result)
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end
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it 'return group data both queries' do
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queries_with_result_a = { queries: [{ query_range: 'query_range_a', result: query_range_result }] }
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queries_with_result_b = { queries: [{ query_range: 'query_range_b', result: query_range_result }] }
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expect(query_result).to match_schema('prometheus/additional_metrics_query_result')
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expect(query_result.count).to eq(2)
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expect(query_result).to all(satisfy { |r| r[:metrics].count == 1 })
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expect(query_result[0][:metrics].first).to include(queries_with_result_a)
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expect(query_result[1][:metrics].first).to include(queries_with_result_b)
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end
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end
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context 'one query returns result' do
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before do
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allow(client).to receive(:query_range).with('query_range_a', any_args).and_return(query_range_result)
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allow(client).to receive(:query_range).with('query_range_b', any_args).and_return([])
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end
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it 'return group data only for query with results' do
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queries_with_result = { queries: [{ query_range: 'query_range_a', result: query_range_result }] }
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expect(query_result).to match_schema('prometheus/additional_metrics_query_result')
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expect(query_result.count).to eq(1)
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expect(query_result).to all(satisfy { |r| r[:metrics].count == 1 })
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expect(query_result.first[:metrics].first).to include(queries_with_result)
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end
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end
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end
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end
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