mirror of https://github.com/status-im/op-geth.git
111 lines
2.8 KiB
Go
111 lines
2.8 KiB
Go
package prometheus
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import (
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"os"
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"testing"
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"time"
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"github.com/ethereum/go-ethereum/metrics"
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)
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func TestMain(m *testing.M) {
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metrics.Enabled = true
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os.Exit(m.Run())
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}
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func TestCollector(t *testing.T) {
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c := newCollector()
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counter := metrics.NewCounter()
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counter.Inc(12345)
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c.addCounter("test/counter", counter)
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gauge := metrics.NewGauge()
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gauge.Update(23456)
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c.addGauge("test/gauge", gauge)
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gaugeFloat64 := metrics.NewGaugeFloat64()
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gaugeFloat64.Update(34567.89)
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c.addGaugeFloat64("test/gauge_float64", gaugeFloat64)
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histogram := metrics.NewHistogram(&metrics.NilSample{})
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c.addHistogram("test/histogram", histogram)
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meter := metrics.NewMeter()
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defer meter.Stop()
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meter.Mark(9999999)
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c.addMeter("test/meter", meter)
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timer := metrics.NewTimer()
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defer timer.Stop()
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timer.Update(20 * time.Millisecond)
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timer.Update(21 * time.Millisecond)
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timer.Update(22 * time.Millisecond)
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timer.Update(120 * time.Millisecond)
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timer.Update(23 * time.Millisecond)
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timer.Update(24 * time.Millisecond)
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c.addTimer("test/timer", timer)
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resettingTimer := metrics.NewResettingTimer()
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resettingTimer.Update(10 * time.Millisecond)
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resettingTimer.Update(11 * time.Millisecond)
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resettingTimer.Update(12 * time.Millisecond)
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resettingTimer.Update(120 * time.Millisecond)
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resettingTimer.Update(13 * time.Millisecond)
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resettingTimer.Update(14 * time.Millisecond)
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c.addResettingTimer("test/resetting_timer", resettingTimer.Snapshot())
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emptyResettingTimer := metrics.NewResettingTimer().Snapshot()
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c.addResettingTimer("test/empty_resetting_timer", emptyResettingTimer)
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const expectedOutput = `# TYPE test_counter gauge
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test_counter 12345
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# TYPE test_gauge gauge
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test_gauge 23456
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# TYPE test_gauge_float64 gauge
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test_gauge_float64 34567.89
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# TYPE test_histogram_count counter
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test_histogram_count 0
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# TYPE test_histogram summary
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test_histogram {quantile="0.5"} 0
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test_histogram {quantile="0.75"} 0
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test_histogram {quantile="0.95"} 0
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test_histogram {quantile="0.99"} 0
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test_histogram {quantile="0.999"} 0
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test_histogram {quantile="0.9999"} 0
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# TYPE test_meter gauge
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test_meter 9999999
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# TYPE test_timer_count counter
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test_timer_count 6
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# TYPE test_timer summary
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test_timer {quantile="0.5"} 2.25e+07
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test_timer {quantile="0.75"} 4.8e+07
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test_timer {quantile="0.95"} 1.2e+08
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test_timer {quantile="0.99"} 1.2e+08
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test_timer {quantile="0.999"} 1.2e+08
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test_timer {quantile="0.9999"} 1.2e+08
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# TYPE test_resetting_timer_count counter
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test_resetting_timer_count 6
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# TYPE test_resetting_timer summary
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test_resetting_timer {quantile="0.50"} 12000000
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test_resetting_timer {quantile="0.95"} 120000000
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test_resetting_timer {quantile="0.99"} 120000000
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`
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exp := c.buff.String()
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if exp != expectedOutput {
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t.Log("Expected Output:\n", expectedOutput)
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t.Log("Actual Output:\n", exp)
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t.Fatal("unexpected collector output")
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}
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}
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