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Diffstat (limited to 'Godeps/_workspace/src/github.com/rcrowley/go-metrics/runtime_test.go')
-rw-r--r--Godeps/_workspace/src/github.com/rcrowley/go-metrics/runtime_test.go78
1 files changed, 0 insertions, 78 deletions
diff --git a/Godeps/_workspace/src/github.com/rcrowley/go-metrics/runtime_test.go b/Godeps/_workspace/src/github.com/rcrowley/go-metrics/runtime_test.go
deleted file mode 100644
index a0ca89479..000000000
--- a/Godeps/_workspace/src/github.com/rcrowley/go-metrics/runtime_test.go
+++ /dev/null
@@ -1,78 +0,0 @@
-package metrics
-
-import (
- "runtime"
- "testing"
- "time"
-)
-
-func BenchmarkRuntimeMemStats(b *testing.B) {
- r := NewRegistry()
- RegisterRuntimeMemStats(r)
- b.ResetTimer()
- for i := 0; i < b.N; i++ {
- CaptureRuntimeMemStatsOnce(r)
- }
-}
-
-func TestRuntimeMemStats(t *testing.T) {
- r := NewRegistry()
- RegisterRuntimeMemStats(r)
- CaptureRuntimeMemStatsOnce(r)
- zero := runtimeMetrics.MemStats.PauseNs.Count() // Get a "zero" since GC may have run before these tests.
- runtime.GC()
- CaptureRuntimeMemStatsOnce(r)
- if count := runtimeMetrics.MemStats.PauseNs.Count(); 1 != count-zero {
- t.Fatal(count - zero)
- }
- runtime.GC()
- runtime.GC()
- CaptureRuntimeMemStatsOnce(r)
- if count := runtimeMetrics.MemStats.PauseNs.Count(); 3 != count-zero {
- t.Fatal(count - zero)
- }
- for i := 0; i < 256; i++ {
- runtime.GC()
- }
- CaptureRuntimeMemStatsOnce(r)
- if count := runtimeMetrics.MemStats.PauseNs.Count(); 259 != count-zero {
- t.Fatal(count - zero)
- }
- for i := 0; i < 257; i++ {
- runtime.GC()
- }
- CaptureRuntimeMemStatsOnce(r)
- if count := runtimeMetrics.MemStats.PauseNs.Count(); 515 != count-zero { // We lost one because there were too many GCs between captures.
- t.Fatal(count - zero)
- }
-}
-
-func TestRuntimeMemStatsBlocking(t *testing.T) {
- if g := runtime.GOMAXPROCS(0); g < 2 {
- t.Skipf("skipping TestRuntimeMemStatsBlocking with GOMAXPROCS=%d\n", g)
- }
- ch := make(chan int)
- go testRuntimeMemStatsBlocking(ch)
- var memStats runtime.MemStats
- t0 := time.Now()
- runtime.ReadMemStats(&memStats)
- t1 := time.Now()
- t.Log("i++ during runtime.ReadMemStats:", <-ch)
- go testRuntimeMemStatsBlocking(ch)
- d := t1.Sub(t0)
- t.Log(d)
- time.Sleep(d)
- t.Log("i++ during time.Sleep:", <-ch)
-}
-
-func testRuntimeMemStatsBlocking(ch chan int) {
- i := 0
- for {
- select {
- case ch <- i:
- return
- default:
- i++
- }
- }
-}