* go-metrics: fork library and introduce ResettingTimer and InfluxDB reporter. * vendor: change nonsense/go-metrics to ethersphere/go-metrics * go-metrics: add tests. move ResettingTimer logic from reporter to type. * all, metrics: pull in metrics package in go-ethereum * metrics/test: make sure metrics are enabled for tests * metrics: apply gosimple rules * metrics/exp, internal/debug: init expvar endpoint when starting pprof server * internal/debug: tiny comment formatting fix
		
			
				
	
	
		
			60 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			60 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| package metrics
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| 
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| import "testing"
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| 
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| func BenchmarkGuageFloat64(b *testing.B) {
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| 	g := NewGaugeFloat64()
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| 	b.ResetTimer()
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| 	for i := 0; i < b.N; i++ {
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| 		g.Update(float64(i))
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| 	}
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| }
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| 
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| func TestGaugeFloat64(t *testing.T) {
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| 	g := NewGaugeFloat64()
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| 	g.Update(float64(47.0))
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| 	if v := g.Value(); float64(47.0) != v {
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| 		t.Errorf("g.Value(): 47.0 != %v\n", v)
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| 	}
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| }
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| 
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| func TestGaugeFloat64Snapshot(t *testing.T) {
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| 	g := NewGaugeFloat64()
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| 	g.Update(float64(47.0))
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| 	snapshot := g.Snapshot()
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| 	g.Update(float64(0))
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| 	if v := snapshot.Value(); float64(47.0) != v {
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| 		t.Errorf("g.Value(): 47.0 != %v\n", v)
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| 	}
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| }
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| 
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| func TestGetOrRegisterGaugeFloat64(t *testing.T) {
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| 	r := NewRegistry()
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| 	NewRegisteredGaugeFloat64("foo", r).Update(float64(47.0))
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| 	t.Logf("registry: %v", r)
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| 	if g := GetOrRegisterGaugeFloat64("foo", r); float64(47.0) != g.Value() {
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| 		t.Fatal(g)
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| 	}
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| }
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| 
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| func TestFunctionalGaugeFloat64(t *testing.T) {
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| 	var counter float64
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| 	fg := NewFunctionalGaugeFloat64(func() float64 {
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| 		counter++
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| 		return counter
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| 	})
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| 	fg.Value()
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| 	fg.Value()
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| 	if counter != 2 {
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| 		t.Error("counter != 2")
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| 	}
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| }
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| 
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| func TestGetOrRegisterFunctionalGaugeFloat64(t *testing.T) {
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| 	r := NewRegistry()
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| 	NewRegisteredFunctionalGaugeFloat64("foo", r, func() float64 { return 47 })
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| 	if g := GetOrRegisterGaugeFloat64("foo", r); 47 != g.Value() {
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| 		t.Fatal(g)
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| 	}
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| }
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