diff options
Diffstat (limited to 'spec/models/prometheus_metric_spec.rb')
-rw-r--r-- | spec/models/prometheus_metric_spec.rb | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/spec/models/prometheus_metric_spec.rb b/spec/models/prometheus_metric_spec.rb new file mode 100644 index 00000000000..7469832898a --- /dev/null +++ b/spec/models/prometheus_metric_spec.rb @@ -0,0 +1,97 @@ +require 'spec_helper' + +describe PrometheusMetric do + subject { build(:prometheus_metric) } + let(:other_project) { build(:project) } + + it { is_expected.to belong_to(:project) } + it { is_expected.to validate_presence_of(:title) } + it { is_expected.to validate_presence_of(:query) } + it { is_expected.to validate_presence_of(:group) } + + describe 'common metrics' do + using RSpec::Parameterized::TableSyntax + + where(:common, :project, :result) do + false | other_project | true + false | nil | false + true | other_project | false + true | nil | true + end + + with_them do + before do + subject.common = common + subject.project = project + end + + it { expect(subject.valid?).to eq(result) } + end + end + + describe '#query_series' do + using RSpec::Parameterized::TableSyntax + + where(:legend, :type) do + 'Some other legend' | NilClass + 'Status Code' | Hash + end + + with_them do + before do + subject.legend = legend + end + + it { expect(subject.query_series).to be_a(type) } + end + end + + describe '#group_title' do + shared_examples 'group_title' do |group, title| + subject { build(:prometheus_metric, group: group).group_title } + + it "returns text #{title} for group #{group}" do + expect(subject).to eq(title) + end + end + + it_behaves_like 'group_title', :business, 'Business metrics (Custom)' + it_behaves_like 'group_title', :response, 'Response metrics (Custom)' + it_behaves_like 'group_title', :system, 'System metrics (Custom)' + end + + describe '#to_query_metric' do + it 'converts to queryable metric object' do + expect(subject.to_query_metric).to be_instance_of(Gitlab::Prometheus::Metric) + end + + it 'queryable metric object has title' do + expect(subject.to_query_metric.title).to eq(subject.title) + end + + it 'queryable metric object has y_label' do + expect(subject.to_query_metric.y_label).to eq(subject.y_label) + end + + it 'queryable metric has no required_metric' do + expect(subject.to_query_metric.required_metrics).to eq([]) + end + + it 'queryable metric has weight 0' do + expect(subject.to_query_metric.weight).to eq(0) + end + + it 'queryable metrics has query description' do + queries = [ + { + query_range: subject.query, + unit: subject.unit, + label: subject.legend, + series: nil + } + ] + + expect(subject.to_query_metric.queries).to eq(queries) + end + end +end |