103 lines
3.5 KiB
Ruby
103 lines
3.5 KiB
Ruby
![]() |
# frozen_string_literal: true
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require 'spec_helper'
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describe PerformanceMonitoring::PrometheusDashboard do
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let(:json_content) do
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{
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"dashboard" => "Dashboard Title",
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"templating" => {
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"variables" => {
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"variable1" => %w(value1 value2 value3)
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}
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},
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"panel_groups" => [{
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"group" => "Group Title",
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"panels" => [{
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"type" => "area-chart",
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"title" => "Chart Title",
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"y_label" => "Y-Axis",
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"metrics" => [{
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"id" => "metric_of_ages",
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"unit" => "count",
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"label" => "Metric of Ages",
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"query_range" => "http_requests_total"
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}]
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}]
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}]
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}
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end
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describe '.from_json' do
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subject { described_class.from_json(json_content) }
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it 'creates a PrometheusDashboard object' do
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expect(subject).to be_a PerformanceMonitoring::PrometheusDashboard
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expect(subject.dashboard).to eq(json_content['dashboard'])
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expect(subject.panel_groups).to all(be_a PerformanceMonitoring::PrometheusPanelGroup)
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end
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describe 'validations' do
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context 'when dashboard is missing' do
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before do
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json_content['dashboard'] = nil
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end
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subject { described_class.from_json(json_content) }
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it { expect { subject }.to raise_error(ActiveModel::ValidationError) }
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end
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context 'when panel groups are missing' do
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before do
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json_content['panel_groups'] = []
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end
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subject { described_class.from_json(json_content) }
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it { expect { subject }.to raise_error(ActiveModel::ValidationError) }
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end
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end
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end
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describe '.find_for' do
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let(:project) { build_stubbed(:project) }
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let(:user) { build_stubbed(:user) }
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let(:environment) { build_stubbed(:environment) }
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let(:path) { ::Metrics::Dashboard::SystemDashboardService::DASHBOARD_PATH }
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context 'dashboard has been found' do
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it 'uses dashboard finder to find and load dashboard data and returns dashboard instance', :aggregate_failures do
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expect(Gitlab::Metrics::Dashboard::Finder).to receive(:find).with(project, user, environment: environment, dashboard_path: path).and_return(status: :success, dashboard: json_content)
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dashboard_instance = described_class.find_for(project: project, user: user, path: path, options: { environment: environment })
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expect(dashboard_instance).to be_instance_of described_class
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expect(dashboard_instance.environment).to be environment
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expect(dashboard_instance.path).to be path
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end
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end
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context 'dashboard has NOT been found' do
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it 'returns nil' do
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allow(Gitlab::Metrics::Dashboard::Finder).to receive(:find).and_return(status: :error)
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dashboard_instance = described_class.find_for(project: project, user: user, path: path, options: { environment: environment })
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expect(dashboard_instance).to be_nil
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end
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end
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end
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describe '#to_yaml' do
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subject { prometheus_dashboard.to_yaml }
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let(:prometheus_dashboard) { described_class.from_json(json_content) }
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let(:expected_yaml) do
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"---\npanel_groups:\n- panels:\n - metrics:\n - id: metric_of_ages\n unit: count\n label: Metric of Ages\n query: \n query_range: http_requests_total\n type: area-chart\n title: Chart Title\n y_label: Y-Axis\n weight: \n group: Group Title\n priority: \ndashboard: Dashboard Title\n"
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end
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it { is_expected.to eq(expected_yaml) }
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end
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end
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