make test more stable (#225)

Author: halakaraki

src/test/java/com/uber/cadence/internal/replay/ReplayDeciderCacheTests.java

@@ -93,7 +93,7 @@ public void whenHistoryIsPartialCachedEntryIsReturned() throws Exception {
             .build();
     StatsReporter reporter = mock(StatsReporter.class);
     Scope scope =
-        new RootScopeBuilder().reporter(reporter).reportEvery(Duration.ofMillis(300)).tagged(tags);
+        new RootScopeBuilder().reporter(reporter).reportEvery(Duration.ofMillis(500)).tagged(tags);
 
     DeciderCache replayDeciderCache = new DeciderCache(10, scope);
     TestWorkflowService service = new TestWorkflowService();
@@ -106,14 +106,14 @@ public void whenHistoryIsPartialCachedEntryIsReturned() throws Exception {
     assertEquals(decider, replayDeciderCache.getUnchecked(runId));
 
     // Act
-    decisionTask =
+    PollForDecisionTaskResponse decisionTask2 =
         HistoryUtils.generateDecisionTaskWithPartialHistoryFromExistingTask(
             decisionTask, "domain", "stickyTaskList", service);
-    Decider decider2 = replayDeciderCache.getOrCreate(decisionTask, this::createFakeDecider);
+    Decider decider2 = replayDeciderCache.getOrCreate(decisionTask2, this::createFakeDecider);
 
     // Assert
     // Wait for reporter
-    Thread.sleep(600);
+    Thread.sleep(1000);
     verify(reporter, times(1)).reportCounter(MetricsType.STICKY_CACHE_HIT, tags, 2);
     assertEquals(decider2, replayDeciderCache.getUnchecked(runId));
     assertEquals(decider2, decider);

src/test/java/com/uber/cadence/testUtils/HistoryUtils.java

@@ -72,8 +72,8 @@ public static PollForDecisionTaskResponse generateDecisionTaskWithPartialHistory
       TestWorkflowService service)
       throws Exception {
 
-    respondDecisionTaskCompletedWithSticky(response.taskToken, stickyTaskListName, service);
     signalWorkflow(response.workflowExecution, domain, service);
+    respondDecisionTaskCompletedWithSticky(response.taskToken, stickyTaskListName, service);
     return pollForDecisionTask(domain, createStickyTaskList(stickyTaskListName), service);
   }
 }