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-rw-r--r--spec/lib/gitlab/metrics/metric_spec.rb18
-rw-r--r--spec/lib/gitlab/metrics/rack_middleware_spec.rb9
-rw-r--r--spec/lib/gitlab/metrics/sidekiq_middleware_spec.rb24
-rw-r--r--spec/lib/gitlab/metrics/transaction_spec.rb57
-rw-r--r--spec/lib/gitlab/metrics_spec.rb24
5 files changed, 130 insertions, 2 deletions
diff --git a/spec/lib/gitlab/metrics/metric_spec.rb b/spec/lib/gitlab/metrics/metric_spec.rb
index f718d536130..f26fca52c50 100644
--- a/spec/lib/gitlab/metrics/metric_spec.rb
+++ b/spec/lib/gitlab/metrics/metric_spec.rb
@@ -23,6 +23,24 @@ describe Gitlab::Metrics::Metric do
it { is_expected.to eq({ host: 'localtoast' }) }
end
+ describe '#type' do
+ subject { metric.type }
+
+ it { is_expected.to eq(:metric) }
+ end
+
+ describe '#event?' do
+ it 'returns false for a regular metric' do
+ expect(metric.event?).to eq(false)
+ end
+
+ it 'returns true for an event metric' do
+ expect(metric).to receive(:type).and_return(:event)
+
+ expect(metric.event?).to eq(true)
+ end
+ end
+
describe '#to_hash' do
it 'returns a Hash' do
expect(metric.to_hash).to be_an_instance_of(Hash)
diff --git a/spec/lib/gitlab/metrics/rack_middleware_spec.rb b/spec/lib/gitlab/metrics/rack_middleware_spec.rb
index f264ed64029..a30cb2a5e38 100644
--- a/spec/lib/gitlab/metrics/rack_middleware_spec.rb
+++ b/spec/lib/gitlab/metrics/rack_middleware_spec.rb
@@ -45,6 +45,15 @@ describe Gitlab::Metrics::RackMiddleware do
middleware.call(env)
end
+
+ it 'tracks any raised exceptions' do
+ expect(app).to receive(:call).with(env).and_raise(RuntimeError)
+
+ expect_any_instance_of(Gitlab::Metrics::Transaction).
+ to receive(:add_event).with(:rails_exception)
+
+ expect { middleware.call(env) }.to raise_error(RuntimeError)
+ end
end
describe '#transaction_from_env' do
diff --git a/spec/lib/gitlab/metrics/sidekiq_middleware_spec.rb b/spec/lib/gitlab/metrics/sidekiq_middleware_spec.rb
index 4d2aa03e722..acaba785606 100644
--- a/spec/lib/gitlab/metrics/sidekiq_middleware_spec.rb
+++ b/spec/lib/gitlab/metrics/sidekiq_middleware_spec.rb
@@ -12,7 +12,9 @@ describe Gitlab::Metrics::SidekiqMiddleware do
with('TestWorker#perform').
and_call_original
- expect_any_instance_of(Gitlab::Metrics::Transaction).to receive(:set).with(:sidekiq_queue_duration, instance_of(Float))
+ expect_any_instance_of(Gitlab::Metrics::Transaction).to receive(:set).
+ with(:sidekiq_queue_duration, instance_of(Float))
+
expect_any_instance_of(Gitlab::Metrics::Transaction).to receive(:finish)
middleware.call(worker, message, :test) { nil }
@@ -25,10 +27,28 @@ describe Gitlab::Metrics::SidekiqMiddleware do
with('TestWorker#perform').
and_call_original
- expect_any_instance_of(Gitlab::Metrics::Transaction).to receive(:set).with(:sidekiq_queue_duration, instance_of(Float))
+ expect_any_instance_of(Gitlab::Metrics::Transaction).to receive(:set).
+ with(:sidekiq_queue_duration, instance_of(Float))
+
expect_any_instance_of(Gitlab::Metrics::Transaction).to receive(:finish)
middleware.call(worker, {}, :test) { nil }
end
+
+ it 'tracks any raised exceptions' do
+ worker = double(:worker, class: double(:class, name: 'TestWorker'))
+
+ expect_any_instance_of(Gitlab::Metrics::Transaction).
+ to receive(:run).and_raise(RuntimeError)
+
+ expect_any_instance_of(Gitlab::Metrics::Transaction).
+ to receive(:add_event).with(:sidekiq_exception)
+
+ expect_any_instance_of(Gitlab::Metrics::Transaction).
+ to receive(:finish)
+
+ expect { middleware.call(worker, message, :test) }.
+ to raise_error(RuntimeError)
+ end
end
end
diff --git a/spec/lib/gitlab/metrics/transaction_spec.rb b/spec/lib/gitlab/metrics/transaction_spec.rb
index f1a191d9410..3887c04c832 100644
--- a/spec/lib/gitlab/metrics/transaction_spec.rb
+++ b/spec/lib/gitlab/metrics/transaction_spec.rb
@@ -142,5 +142,62 @@ describe Gitlab::Metrics::Transaction do
transaction.submit
end
+
+ it 'does not add an action tag for events' do
+ transaction.action = 'Foo#bar'
+ transaction.add_event(:meow)
+
+ hash = {
+ series: 'events',
+ tags: { event: :meow },
+ values: { count: 1 },
+ timestamp: an_instance_of(Fixnum)
+ }
+
+ expect(Gitlab::Metrics).to receive(:submit_metrics).
+ with([hash])
+
+ transaction.submit
+ end
+ end
+
+ describe '#add_event' do
+ it 'adds a metric' do
+ transaction.add_event(:meow)
+
+ expect(transaction.metrics[0]).to be_an_instance_of(Gitlab::Metrics::Metric)
+ end
+
+ it "does not prefix the metric's series name" do
+ transaction.add_event(:meow)
+
+ metric = transaction.metrics[0]
+
+ expect(metric.series).to eq(described_class::EVENT_SERIES)
+ end
+
+ it 'tracks a counter for every event' do
+ transaction.add_event(:meow)
+
+ metric = transaction.metrics[0]
+
+ expect(metric.values).to eq(count: 1)
+ end
+
+ it 'tracks the event name' do
+ transaction.add_event(:meow)
+
+ metric = transaction.metrics[0]
+
+ expect(metric.tags).to eq(event: :meow)
+ end
+
+ it 'allows tracking of custom tags' do
+ transaction.add_event(:meow, animal: 'cat')
+
+ metric = transaction.metrics[0]
+
+ expect(metric.tags).to eq(event: :meow, animal: 'cat')
+ end
end
end
diff --git a/spec/lib/gitlab/metrics_spec.rb b/spec/lib/gitlab/metrics_spec.rb
index 84f9475a0f8..ab6e311b1e8 100644
--- a/spec/lib/gitlab/metrics_spec.rb
+++ b/spec/lib/gitlab/metrics_spec.rb
@@ -153,4 +153,28 @@ describe Gitlab::Metrics do
expect(described_class.series_prefix).to be_an_instance_of(String)
end
end
+
+ describe '.add_event' do
+ context 'without a transaction' do
+ it 'does nothing' do
+ expect_any_instance_of(Gitlab::Metrics::Transaction).
+ not_to receive(:add_event)
+
+ Gitlab::Metrics.add_event(:meow)
+ end
+ end
+
+ context 'with a transaction' do
+ it 'adds an event' do
+ transaction = Gitlab::Metrics::Transaction.new
+
+ expect(transaction).to receive(:add_event).with(:meow)
+
+ expect(Gitlab::Metrics).to receive(:current_transaction).
+ and_return(transaction)
+
+ Gitlab::Metrics.add_event(:meow)
+ end
+ end
+ end
end