Examples with ROUND_ROBIN org.apache.flink.runtime.io.network.api.writer.SubtaskStateMapper.ROUND_ROBIN used on opensource projects

Example 1 with ROUND_ROBIN

use of org.apache.flink.runtime.io.network.api.writer.SubtaskStateMapper.ROUND_ROBIN in project flink by apache.

the class StateAssignmentOperationTest method testChannelStateAssignmentDownscalingTwoDifferentGates.

@Test
public void testChannelStateAssignmentDownscalingTwoDifferentGates() throws JobException, JobExecutionException {
    JobVertex upstream1 = createJobVertex(new OperatorID(), 2);
    JobVertex upstream2 = createJobVertex(new OperatorID(), 2);
    JobVertex downstream = createJobVertex(new OperatorID(), 2);
    List<OperatorID> operatorIds = Stream.of(upstream1, upstream2, downstream).map(v -> v.getOperatorIDs().get(0).getGeneratedOperatorID()).collect(Collectors.toList());
    Map<OperatorID, OperatorState> states = buildOperatorStates(operatorIds, 3);
    connectVertices(upstream1, downstream, ARBITRARY, RANGE);
    connectVertices(upstream2, downstream, ROUND_ROBIN, ROUND_ROBIN);
    Map<OperatorID, ExecutionJobVertex> vertices = toExecutionVertices(upstream1, upstream2, downstream);
    new StateAssignmentOperation(0, new HashSet<>(vertices.values()), states, false).assignStates();
    assertEquals(new InflightDataRescalingDescriptor(array(gate(to(0, 1), mappings(to(0, 2), to(1)), set(1), RESCALING), gate(to(0, 2), mappings(to(0, 2), to(1)), emptySet(), RESCALING))), getAssignedState(vertices.get(operatorIds.get(2)), operatorIds.get(2), 0).getInputRescalingDescriptor());
    assertEquals(new InflightDataRescalingDescriptor(array(gate(to(0, 1), mappings(to(0, 2), to(1)), set(1), RESCALING), gate(to(0, 2), mappings(to(0, 2), to(1)), emptySet(), RESCALING))), getAssignedState(vertices.get(operatorIds.get(2)), operatorIds.get(2), 0).getInputRescalingDescriptor());
}