debian-mirror-gitlab/spec/presenters/projects/prometheus/alert_presenter_spec.rb
2020-03-13 15:44:24 +05:30

235 lines
5.5 KiB
Ruby

# frozen_string_literal: true
require 'spec_helper'
describe Projects::Prometheus::AlertPresenter do
let_it_be(:project) { create(:project) }
let(:presenter) { described_class.new(alert) }
let(:payload) { {} }
let(:alert) { create(:alerting_alert, project: project, payload: payload) }
describe '#project_full_path' do
subject { presenter.project_full_path }
it { is_expected.to eq(project.full_path) }
end
describe '#starts_at' do
subject { presenter.starts_at }
before do
payload['startsAt'] = starts_at
end
context 'with valid datetime' do
let(:datetime) { Time.now }
let(:starts_at) { datetime.rfc3339 }
it { is_expected.to eq(datetime.rfc3339) }
end
context 'with invalid datetime' do
let(:starts_at) { 'invalid' }
it { is_expected.to be_nil }
end
end
describe '#issue_summary_markdown' do
let(:markdown_line_break) { ' ' }
subject { presenter.issue_summary_markdown }
context 'without default payload' do
it do
is_expected.to eq(
<<~MARKDOWN.chomp
#### Summary
**Start time:** #{presenter.starts_at}
MARKDOWN
)
end
end
context 'with annotations' do
before do
payload['annotations'] = { 'title' => 'Alert Title', 'foo' => 'value1', 'bar' => 'value2' }
end
it do
is_expected.to eq(
<<~MARKDOWN.chomp
#### Summary
**Start time:** #{presenter.starts_at}
#### Alert Details
**foo:** value1#{markdown_line_break}
**bar:** value2
MARKDOWN
)
end
end
context 'with full query' do
before do
payload['generatorURL'] = 'http://host?g0.expr=query'
end
it do
is_expected.to eq(
<<~MARKDOWN.chomp
#### Summary
**Start time:** #{presenter.starts_at}#{markdown_line_break}
**full_query:** `query`
MARKDOWN
)
end
end
context 'with the Generic Alert parameters' do
let(:generic_alert_params) do
{
'title' => 'The Generic Alert Title',
'description' => 'The Generic Alert Description',
'monitoring_tool' => 'monitoring_tool_name',
'service' => 'service_name',
'hosts' => ['http://localhost:3000', 'http://localhost:3001']
}
end
before do
payload['annotations'] = generic_alert_params
end
it do
is_expected.to eq(
<<~MARKDOWN.chomp
#### Summary
**Start time:** #{presenter.starts_at}#{markdown_line_break}
**Service:** service_name#{markdown_line_break}
**Monitoring tool:** monitoring_tool_name#{markdown_line_break}
**Hosts:** http://localhost:3000 http://localhost:3001
#### Alert Details
**description:** The Generic Alert Description
MARKDOWN
)
end
context 'when hosts is a string' do
before do
payload['annotations'] = { 'hosts' => 'http://localhost:3000' }
end
it do
is_expected.to eq(
<<~MARKDOWN.chomp
#### Summary
**Start time:** #{presenter.starts_at}#{markdown_line_break}
**Hosts:** http://localhost:3000
MARKDOWN
)
end
end
end
end
context 'with gitlab alert' do
let(:gitlab_alert) { create(:prometheus_alert, project: project) }
let(:metric_id) { gitlab_alert.prometheus_metric_id }
let(:alert) do
create(:alerting_alert, project: project, metric_id: metric_id)
end
describe '#full_title' do
let(:query_title) do
"#{gitlab_alert.title} #{gitlab_alert.computed_operator} #{gitlab_alert.threshold} for 5 minutes"
end
let(:expected_subject) do
"#{alert.environment.name}: #{query_title}"
end
subject { presenter.full_title }
it { is_expected.to eq(expected_subject) }
end
describe '#metric_query' do
subject { presenter.metric_query }
it { is_expected.to eq(gitlab_alert.full_query) }
end
describe '#environment_name' do
subject { presenter.environment_name }
it { is_expected.to eq(alert.environment.name) }
end
describe '#performance_dashboard_link' do
let(:expected_link) do
Gitlab::Routing.url_helpers
.metrics_project_environment_url(project, alert.environment)
end
subject { presenter.performance_dashboard_link }
it { is_expected.to eq(expected_link) }
end
end
context 'without gitlab alert' do
describe '#full_title' do
subject { presenter.full_title }
context 'with title' do
let(:title) { 'some title' }
before do
expect(alert).to receive(:title).and_return(title)
end
it { is_expected.to eq(title) }
end
context 'without title' do
it { is_expected.to eq('') }
end
end
describe '#metric_query' do
subject { presenter.metric_query }
it { is_expected.to be_nil }
end
describe '#environment_name' do
subject { presenter.environment_name }
it { is_expected.to be_nil }
end
describe '#performance_dashboard_link' do
let(:expected_link) do
Gitlab::Routing.url_helpers.metrics_project_environments_url(project)
end
subject { presenter.performance_dashboard_link }
it { is_expected.to eq(expected_link) }
end
end
end