99 lines
2.9 KiB
Ruby
99 lines
2.9 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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describe Projects::Prometheus::MetricsController do
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let(:user) { create(:user) }
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let(:project) { create(:project) }
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let(:prometheus_adapter) { double('prometheus_adapter', can_query?: true) }
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before do
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project.add_maintainer(user)
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sign_in(user)
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end
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describe 'GET #active_common' do
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context 'when prometheus_adapter can query' do
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before do
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allow(controller).to receive(:prometheus_adapter).and_return(prometheus_adapter)
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end
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context 'when prometheus metrics are enabled' do
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context 'when data is not present' do
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before do
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allow(prometheus_adapter).to receive(:query).with(:matched_metrics).and_return({})
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end
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it 'returns no content response' do
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get :active_common, params: project_params(format: :json)
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expect(response).to have_gitlab_http_status(:no_content)
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end
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end
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context 'when data is available' do
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let(:sample_response) { { some_data: 1 } }
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before do
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allow(prometheus_adapter).to receive(:query).with(:matched_metrics).and_return(sample_response)
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end
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it 'returns no content response' do
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get :active_common, params: project_params(format: :json)
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expect(response).to have_gitlab_http_status(:ok)
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expect(json_response).to eq(sample_response.deep_stringify_keys)
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end
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end
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context 'when requesting non json response' do
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it 'returns not found response' do
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get :active_common, params: project_params
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expect(response).to have_gitlab_http_status(:not_found)
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end
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end
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end
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end
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context 'when prometheus_adapter cannot query' do
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it 'renders 404' do
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prometheus_adapter = double('prometheus_adapter', can_query?: false)
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allow(controller).to receive(:prometheus_adapter).and_return(prometheus_adapter)
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allow(prometheus_adapter).to receive(:query).with(:matched_metrics).and_return({})
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get :active_common, params: project_params(format: :json)
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expect(response).to have_gitlab_http_status(:not_found)
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end
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end
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context 'when prometheus_adapter is disabled' do
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it 'renders 404' do
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get :active_common, params: project_params(format: :json)
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expect(response).to have_gitlab_http_status(:not_found)
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end
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end
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end
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describe '#prometheus_adapter' do
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before do
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allow(controller).to receive(:project).and_return(project)
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end
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it 'calls prometheus adapter service' do
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expect_next_instance_of(::Gitlab::Prometheus::Adapter) do |instance|
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expect(instance).to receive(:prometheus_adapter)
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end
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subject.__send__(:prometheus_adapter)
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end
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end
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def project_params(opts = {})
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opts.reverse_merge(namespace_id: project.namespace, project_id: project)
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end
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end
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