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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Metrics::Dashboard::GitlabAlertEmbedService do
include MetricsDashboardHelpers
let_it_be(:alert) { create(:prometheus_alert) }
let_it_be(:project) { alert.project }
let_it_be(:user) { create(:user) }
let(:alert_id) { alert.id }
before_all do
project.add_maintainer(user)
end
describe '.valid_params?' do
let(:valid_params) do
{
embedded: true,
prometheus_alert_id: alert_id
}
end
subject { described_class.valid_params?(params) }
let(:params) { valid_params }
it { is_expected.to be_truthy }
context 'missing embedded' do
let(:params) { valid_params.except(:embedded) }
it { is_expected.to be_falsey }
end
context 'not embedded' do
let(:params) { valid_params.merge(embedded: 'false') }
it { is_expected.to be_falsey }
end
context 'missing alert id' do
let(:params) { valid_params.except(:prometheus_alert_id) }
it { is_expected.to be_falsey }
end
context 'missing alert id' do
let(:params) { valid_params.merge(prometheus_alert_id: 'none') }
it { is_expected.to be_falsey }
end
end
describe '#get_dashboard' do
let(:service_params) do
[
project,
user,
{
embedded: true,
prometheus_alert_id: alert_id
}
]
end
let(:service_call) { described_class.new(*service_params).get_dashboard }
context 'when alerting is available' do
it_behaves_like 'valid embedded dashboard service response'
it_behaves_like 'raises error for users with insufficient permissions'
it 'generates an panel based on the alert' do
result = service_call
panel = result[:dashboard][:panel_groups][0][:panels][0]
metric = panel[:metrics].first
expect(panel[:metrics].length).to eq 1
expect(panel).to include(
title: alert.prometheus_metric.title,
y_label: alert.prometheus_metric.y_label,
type: 'area-chart'
)
expect(metric[:metric_id]).to eq alert.prometheus_metric_id
end
context 'when the metric does not exist' do
let(:alert_id) { -4 }
it_behaves_like 'misconfigured dashboard service response', :not_found
end
it 'does not cache the unprocessed dashboard' do
# Fail spec if any method of Cache class is called.
stub_const('Gitlab::Metrics::Dashboard::Cache', double)
described_class.new(*service_params).get_dashboard
end
end
end
end
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