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author | Péter Szilágyi <peterke@gmail.com> | 2015-06-22 17:00:55 +0800 |
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committer | Péter Szilágyi <peterke@gmail.com> | 2015-06-24 23:34:04 +0800 |
commit | 7bd71fa80071f86ca86ed7ef64ab51c88cabe7d4 (patch) | |
tree | 9f770d2f59ca1a3053ebf7aa7921a122aa3bc388 /Godeps/_workspace/src/github.com/rcrowley/go-metrics/timer_test.go | |
parent | 7f92e708c504e1c4a7382c68b5a4ed68db9c8deb (diff) | |
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godeps: pull in go-metrics
Diffstat (limited to 'Godeps/_workspace/src/github.com/rcrowley/go-metrics/timer_test.go')
-rw-r--r-- | Godeps/_workspace/src/github.com/rcrowley/go-metrics/timer_test.go | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/Godeps/_workspace/src/github.com/rcrowley/go-metrics/timer_test.go b/Godeps/_workspace/src/github.com/rcrowley/go-metrics/timer_test.go new file mode 100644 index 000000000..2fa415d40 --- /dev/null +++ b/Godeps/_workspace/src/github.com/rcrowley/go-metrics/timer_test.go @@ -0,0 +1,81 @@ +package metrics + +import ( + "math" + "testing" + "time" +) + +func BenchmarkTimer(b *testing.B) { + tm := NewTimer() + b.ResetTimer() + for i := 0; i < b.N; i++ { + tm.Update(1) + } +} + +func TestGetOrRegisterTimer(t *testing.T) { + r := NewRegistry() + NewRegisteredTimer("foo", r).Update(47) + if tm := GetOrRegisterTimer("foo", r); 1 != tm.Count() { + t.Fatal(tm) + } +} + +func TestTimerExtremes(t *testing.T) { + tm := NewTimer() + tm.Update(math.MaxInt64) + tm.Update(0) + if stdDev := tm.StdDev(); 4.611686018427388e+18 != stdDev { + t.Errorf("tm.StdDev(): 4.611686018427388e+18 != %v\n", stdDev) + } +} + +func TestTimerFunc(t *testing.T) { + tm := NewTimer() + tm.Time(func() { time.Sleep(50e6) }) + if max := tm.Max(); 45e6 > max || max > 55e6 { + t.Errorf("tm.Max(): 45e6 > %v || %v > 55e6\n", max, max) + } +} + +func TestTimerZero(t *testing.T) { + tm := NewTimer() + if count := tm.Count(); 0 != count { + t.Errorf("tm.Count(): 0 != %v\n", count) + } + if min := tm.Min(); 0 != min { + t.Errorf("tm.Min(): 0 != %v\n", min) + } + if max := tm.Max(); 0 != max { + t.Errorf("tm.Max(): 0 != %v\n", max) + } + if mean := tm.Mean(); 0.0 != mean { + t.Errorf("tm.Mean(): 0.0 != %v\n", mean) + } + if stdDev := tm.StdDev(); 0.0 != stdDev { + t.Errorf("tm.StdDev(): 0.0 != %v\n", stdDev) + } + ps := tm.Percentiles([]float64{0.5, 0.75, 0.99}) + if 0.0 != ps[0] { + t.Errorf("median: 0.0 != %v\n", ps[0]) + } + if 0.0 != ps[1] { + t.Errorf("75th percentile: 0.0 != %v\n", ps[1]) + } + if 0.0 != ps[2] { + t.Errorf("99th percentile: 0.0 != %v\n", ps[2]) + } + if rate1 := tm.Rate1(); 0.0 != rate1 { + t.Errorf("tm.Rate1(): 0.0 != %v\n", rate1) + } + if rate5 := tm.Rate5(); 0.0 != rate5 { + t.Errorf("tm.Rate5(): 0.0 != %v\n", rate5) + } + if rate15 := tm.Rate15(); 0.0 != rate15 { + t.Errorf("tm.Rate15(): 0.0 != %v\n", rate15) + } + if rateMean := tm.RateMean(); 0.0 != rateMean { + t.Errorf("tm.RateMean(): 0.0 != %v\n", rateMean) + } +} |