Github user tillrohrmann commented on a diff in the pull request:
https://github.com/apache/flink/pull/1641#discussion_r53816021
--- Diff:
flink-streaming-java/src/test/java/org/apache/flink/streaming/api/graph/SlotAllocationTest.java
---
@@ -40,17 +48,142 @@ public void test() {
public boolean filter(Long value) { return false; }
};
- env.generateSequence(1,
10).filter(dummyFilter).isolateResources().filter(dummyFilter)
-
.disableChaining().filter(dummyFilter).startNewResourceGroup().filter(dummyFilter)
- .startNewChain().print();
+ env.generateSequence(1, 10)
+ .filter(dummyFilter).slotSharingGroup("isolated")
+
.filter(dummyFilter).slotSharingGroup("default").disableChaining()
+ .filter(dummyFilter).slotSharingGroup("group 1")
+ .filter(dummyFilter).startNewChain()
+ .print().disableChaining();
+
+ // verify that a second pipeline does not inherit the groups
from the first pipeline
+ env.generateSequence(1, 10)
+
.filter(dummyFilter).slotSharingGroup("isolated-2")
+
.filter(dummyFilter).slotSharingGroup("default").disableChaining()
+ .filter(dummyFilter).slotSharingGroup("group 2")
+ .filter(dummyFilter).startNewChain()
+ .print().disableChaining();
JobGraph jobGraph = env.getStreamGraph().getJobGraph();
List<JobVertex> vertices =
jobGraph.getVerticesSortedTopologicallyFromSources();
- assertEquals(vertices.get(0).getSlotSharingGroup(),
vertices.get(2).getSlotSharingGroup());
+ assertEquals(vertices.get(0).getSlotSharingGroup(),
vertices.get(3).getSlotSharingGroup());
+ assertNotEquals(vertices.get(0).getSlotSharingGroup(),
vertices.get(2).getSlotSharingGroup());
+ assertNotEquals(vertices.get(3).getSlotSharingGroup(),
vertices.get(4).getSlotSharingGroup());
+ assertEquals(vertices.get(4).getSlotSharingGroup(),
vertices.get(5).getSlotSharingGroup());
+ assertEquals(vertices.get(5).getSlotSharingGroup(),
vertices.get(6).getSlotSharingGroup());
--- End diff --
These conditions are actually not so easy to verify since you have to know
how the vertices are internally ordered.
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