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Diffstat (limited to 'spec/lib/gitlab/metrics_spec.rb')
-rw-r--r-- | spec/lib/gitlab/metrics_spec.rb | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/spec/lib/gitlab/metrics_spec.rb b/spec/lib/gitlab/metrics_spec.rb index 944642909aa..6c0682cac4d 100644 --- a/spec/lib/gitlab/metrics_spec.rb +++ b/spec/lib/gitlab/metrics_spec.rb @@ -33,4 +33,52 @@ describe Gitlab::Metrics do expect(file).to eq('spec/lib/gitlab/metrics_spec.rb') end end + + describe '#submit_metrics' do + it 'prepares and writes the metrics to InfluxDB' do + connection = double(:connection) + pool = double(:pool) + + expect(pool).to receive(:with).and_yield(connection) + expect(connection).to receive(:write_points).with(an_instance_of(Array)) + expect(Gitlab::Metrics).to receive(:pool).and_return(pool) + + described_class.submit_metrics([{ 'series' => 'kittens', 'tags' => {} }]) + end + end + + describe '#prepare_metrics' do + it 'returns a Hash with the keys as Symbols' do + metrics = described_class. + prepare_metrics([{ 'values' => {}, 'tags' => {} }]) + + expect(metrics).to eq([{ values: {}, tags: {} }]) + end + + it 'escapes tag values' do + metrics = described_class.prepare_metrics([ + { 'values' => {}, 'tags' => { 'foo' => 'bar=' } } + ]) + + expect(metrics).to eq([{ values: {}, tags: { 'foo' => 'bar\\=' } }]) + end + + it 'drops empty tags' do + metrics = described_class.prepare_metrics([ + { 'values' => {}, 'tags' => { 'cats' => '', 'dogs' => nil } } + ]) + + expect(metrics).to eq([{ values: {}, tags: {} }]) + end + end + + describe '#escape_value' do + it 'escapes an equals sign' do + expect(described_class.escape_value('foo=')).to eq('foo\\=') + end + + it 'casts values to Strings' do + expect(described_class.escape_value(10)).to eq('10') + end + end end |