Test for rcrowley#104

brad-defined · May 26, 2015 · 670402e · 670402e
1 parent 49469ac
commit 670402e
Showing 1 changed file with 11 additions and 0 deletions.
diff --git a/sample_test.go b/sample_test.go
@@ -169,6 +169,17 @@ func TestExpDecaySampleNanosecondRegression(t *testing.T) {
 	}
 }
 
+func TestExpDecaySampleRescale(t *testing.T) {
+	s := NewExpDecaySample(2, 0.001).(*ExpDecaySample)
+	s.update(time.Now(), 1)
+	s.update(time.Now().Add(time.Hour+time.Microsecond), 1)
+	for _, v := range s.values.Values() {
+		if v.k == 0.0 {
+			t.Fatal("v.k == 0.0")
+		}
+	}
+}
+
 func TestExpDecaySampleSnapshot(t *testing.T) {
 	now := time.Now()
 	rand.Seed(1)