ableegoldman commented on a change in pull request #8669:
URL: https://github.com/apache/kafka/pull/8669#discussion_r425959812



##########
File path: 
streams/src/test/java/org/apache/kafka/streams/state/internals/ChangeLoggingWindowBytesStoreTest.java
##########
@@ -113,24 +114,26 @@ public void 
shouldDelegateToUnderlyingStoreWhenFetchingRange() {
     @SuppressWarnings("deprecation")
     public void shouldRetainDuplicatesWhenSet() {
         store = new ChangeLoggingWindowBytesStore(inner, true);
+
         inner.put(bytesKey, value, 0);
         EasyMock.expectLastCall().times(2);
 
         init();
-        store.put(bytesKey, value);
-        store.put(bytesKey, value);
 
         final Bytes key1 = WindowKeySchema.toStoreKeyBinary(bytesKey, 0, 1);
         final Bytes key2 = WindowKeySchema.toStoreKeyBinary(bytesKey, 0, 2);
-        assertThat(collector.collected().size(), equalTo(2));
-        assertThat(collector.collected().get(0).key(), equalTo(key1));
-        assertThat(collector.collected().get(0).value(), equalTo(value));
-        assertThat(collector.collected().get(0).timestamp(), equalTo(0L));
-        assertThat(collector.collected().get(1).key(), equalTo(key2));
-        assertThat(collector.collected().get(1).value(), equalTo(value));
-        assertThat(collector.collected().get(1).timestamp(), equalTo(0L));
 
-        EasyMock.verify(inner);
+        EasyMock.reset(context);
+        EasyMock.expect(context.timestamp()).andStubReturn(0L);
+        context.logChange(store.name(), key1, value, 0L);
+        context.logChange(store.name(), key2, value, 0L);

Review comment:
       The `expectLastCall` is redundant if you're not chaining it with 
something else (like `expectLastCall().times(2)`) 
   
   I verified this just to be sure by removing the invocation of 
`context.logChange` in this class and it did indeed fail




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