5a652190d9
* Upgrade go-ethereum to v1.8 * Add Node Info for parity nodes * Upgrade start_private_blockchain to use v1.8
107 lines
2.1 KiB
Go
107 lines
2.1 KiB
Go
package metrics
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import (
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"testing"
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"time"
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)
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func TestResettingTimer(t *testing.T) {
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tests := []struct {
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values []int64
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start int
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end int
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wantP50 int64
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wantP95 int64
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wantP99 int64
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wantMean float64
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wantMin int64
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wantMax int64
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}{
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{
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values: []int64{},
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start: 1,
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end: 11,
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wantP50: 5, wantP95: 10, wantP99: 10,
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wantMin: 1, wantMax: 10, wantMean: 5.5,
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},
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{
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values: []int64{},
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start: 1,
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end: 101,
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wantP50: 50, wantP95: 95, wantP99: 99,
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wantMin: 1, wantMax: 100, wantMean: 50.5,
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},
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{
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values: []int64{1},
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start: 0,
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end: 0,
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wantP50: 1, wantP95: 1, wantP99: 1,
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wantMin: 1, wantMax: 1, wantMean: 1,
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},
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{
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values: []int64{0},
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start: 0,
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end: 0,
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wantP50: 0, wantP95: 0, wantP99: 0,
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wantMin: 0, wantMax: 0, wantMean: 0,
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},
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{
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values: []int64{},
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start: 0,
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end: 0,
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wantP50: 0, wantP95: 0, wantP99: 0,
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wantMin: 0, wantMax: 0, wantMean: 0,
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},
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{
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values: []int64{1, 10},
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start: 0,
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end: 0,
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wantP50: 1, wantP95: 10, wantP99: 10,
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wantMin: 1, wantMax: 10, wantMean: 5.5,
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},
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}
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for ind, tt := range tests {
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timer := NewResettingTimer()
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for i := tt.start; i < tt.end; i++ {
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tt.values = append(tt.values, int64(i))
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}
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for _, v := range tt.values {
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timer.Update(time.Duration(v))
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}
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snap := timer.Snapshot()
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ps := snap.Percentiles([]float64{50, 95, 99})
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val := snap.Values()
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if len(val) > 0 {
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if tt.wantMin != val[0] {
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t.Fatalf("%d: min: got %d, want %d", ind, val[0], tt.wantMin)
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}
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if tt.wantMax != val[len(val)-1] {
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t.Fatalf("%d: max: got %d, want %d", ind, val[len(val)-1], tt.wantMax)
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}
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}
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if tt.wantMean != snap.Mean() {
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t.Fatalf("%d: mean: got %.2f, want %.2f", ind, snap.Mean(), tt.wantMean)
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}
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if tt.wantP50 != ps[0] {
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t.Fatalf("%d: p50: got %d, want %d", ind, ps[0], tt.wantP50)
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}
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if tt.wantP95 != ps[1] {
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t.Fatalf("%d: p95: got %d, want %d", ind, ps[1], tt.wantP95)
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}
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if tt.wantP99 != ps[2] {
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t.Fatalf("%d: p99: got %d, want %d", ind, ps[2], tt.wantP99)
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}
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}
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}
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