--- DelaysAndMaxRetryTest.java	2017-12-15 14:11:41.014173300 +0900
+++ DelaysAndMaxRetryTest.java.fix	2017-12-15 14:28:33.692425200 +0900
@@ -133,4 +133,11 @@
 
         assertThat(testee.getExpendedDelays()).containsExactly(1000L, 2000L, 2000L, 5000L, 5000L);
     }
+
+    @Test
+    public void getExpendedDelaysShouldExpandMultipleDelaysWithSpaces() throws Exception {
+        DelaysAndMaxRetry testee = DelaysAndMaxRetry.from(3, "1 * 1 S, 2 * 2 S , 2 * 5 S");
+
+        assertThat(testee.getExpendedDelays()).containsExactly(1000L, 2000L, 2000L, 5000L, 5000L);
+    }
 }