diff options
Diffstat (limited to 'spec/lib/gitlab/metrics/subscribers/rails_cache_spec.rb')
-rw-r--r-- | spec/lib/gitlab/metrics/subscribers/rails_cache_spec.rb | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/spec/lib/gitlab/metrics/subscribers/rails_cache_spec.rb b/spec/lib/gitlab/metrics/subscribers/rails_cache_spec.rb new file mode 100644 index 00000000000..e01b0b4bd21 --- /dev/null +++ b/spec/lib/gitlab/metrics/subscribers/rails_cache_spec.rb @@ -0,0 +1,71 @@ +require 'spec_helper' + +describe Gitlab::Metrics::Subscribers::RailsCache do + let(:transaction) { Gitlab::Metrics::Transaction.new } + let(:subscriber) { described_class.new } + + let(:event) { double(:event, duration: 15.2) } + + describe '#cache_read' do + it 'increments the cache_read duration' do + expect(subscriber).to receive(:increment). + with(:cache_read_duration, event.duration) + + subscriber.cache_read(event) + end + end + + describe '#cache_write' do + it 'increments the cache_write duration' do + expect(subscriber).to receive(:increment). + with(:cache_write_duration, event.duration) + + subscriber.cache_write(event) + end + end + + describe '#cache_delete' do + it 'increments the cache_delete duration' do + expect(subscriber).to receive(:increment). + with(:cache_delete_duration, event.duration) + + subscriber.cache_delete(event) + end + end + + describe '#cache_exist?' do + it 'increments the cache_exists duration' do + expect(subscriber).to receive(:increment). + with(:cache_exists_duration, event.duration) + + subscriber.cache_exist?(event) + end + end + + describe '#increment' do + context 'without a transaction' do + it 'returns' do + expect(transaction).not_to receive(:increment) + + subscriber.increment(:foo, 15.2) + end + end + + context 'with a transaction' do + before do + allow(subscriber).to receive(:current_transaction). + and_return(transaction) + end + + it 'increments the total and specific cache duration' do + expect(transaction).to receive(:increment). + with(:cache_duration, event.duration) + + expect(transaction).to receive(:increment). + with(:cache_delete_duration, event.duration) + + subscriber.increment(:cache_delete_duration, event.duration) + end + end + end +end |