64 lines
1.7 KiB
Ruby
64 lines
1.7 KiB
Ruby
require 'spec_helper'
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describe Gitlab::Metrics do
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describe '.settings' do
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it 'returns a Hash' do
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expect(described_class.settings).to be_an_instance_of(Hash)
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end
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end
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describe '.enabled?' do
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it 'returns a boolean' do
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expect([true, false].include?(described_class.enabled?)).to eq(true)
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end
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end
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describe '#submit_metrics' do
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it 'prepares and writes the metrics to InfluxDB' do
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connection = double(:connection)
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pool = double(:pool)
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expect(pool).to receive(:with).and_yield(connection)
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expect(connection).to receive(:write_points).with(an_instance_of(Array))
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expect(Gitlab::Metrics).to receive(:pool).and_return(pool)
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described_class.submit_metrics([{ 'series' => 'kittens', 'tags' => {} }])
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end
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end
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describe '#prepare_metrics' do
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it 'returns a Hash with the keys as Symbols' do
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metrics = described_class.
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prepare_metrics([{ 'values' => {}, 'tags' => {} }])
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expect(metrics).to eq([{ values: {}, tags: {} }])
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end
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it 'escapes tag values' do
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metrics = described_class.prepare_metrics([
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{ 'values' => {}, 'tags' => { 'foo' => 'bar=' } }
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])
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expect(metrics).to eq([{ values: {}, tags: { 'foo' => 'bar\\=' } }])
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end
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it 'drops empty tags' do
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metrics = described_class.prepare_metrics([
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{ 'values' => {}, 'tags' => { 'cats' => '', 'dogs' => nil } }
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])
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expect(metrics).to eq([{ values: {}, tags: {} }])
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end
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end
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describe '#escape_value' do
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it 'escapes an equals sign' do
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expect(described_class.escape_value('foo=')).to eq('foo\\=')
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end
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it 'casts values to Strings' do
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expect(described_class.escape_value(10)).to eq('10')
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end
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end
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end
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