fix backoff overflow #107

2015-03-07 22:10:09 +09:00
parent 13492ddd07
commit d6e22703b8
2 changed files with 17 additions and 0 deletions
--- a/src/test/java/com/github/nkzawa/backo/BackoffTest.java
+++ b/src/test/java/com/github/nkzawa/backo/BackoffTest.java
@@ -19,4 +19,17 @@ public class BackoffTest {
        assertTrue(100 == b.duration());
        assertTrue(200 == b.duration());
    }
+
+    @Test
+    public void durationOverflow() {
+        Backoff b = new Backoff();
+        b.setMin(100);
+        b.setMax(10000);
+        b.setJitter(1.0);
+
+        for (int i = 0; i < 100; i++) {
+            long duration = b.duration();
+            assertTrue(100 <= duration && duration <= 10000);
+        }
+    }
 }