Examples with TestOperationContext org.apache.beam.runners.dataflow.worker.TestOperationContext used on opensource projects

Example 1 with TestOperationContext

use of org.apache.beam.runners.dataflow.worker.TestOperationContext in project beam by apache.

the class MapTaskExecutorTest method testGetMetricContainers.

@Test
@SuppressWarnings("unchecked")
public /**
 * This test makes sure that any metrics reported within an operation are part of the metric
 * containers returned by {@link getMetricContainers}.
 */
void testGetMetricContainers() throws Exception {
    ExecutionStateTracker stateTracker = new DataflowExecutionStateTracker(ExecutionStateSampler.newForTest(), new TestDataflowExecutionState(NameContext.forStage("testStage"), "other", null, /* requestingStepName */
    null, /* sideInputIndex */
    null, /* metricsContainer */
    NoopProfileScope.NOOP), new CounterSet(), PipelineOptionsFactory.create(), "test-work-item-id");
    final String o1 = "o1";
    TestOperationContext context1 = createContext(o1, stateTracker);
    final String o2 = "o2";
    TestOperationContext context2 = createContext(o2, stateTracker);
    final String o3 = "o3";
    TestOperationContext context3 = createContext(o3, stateTracker);
    List<Operation> operations = Arrays.asList(new Operation(new OutputReceiver[] {}, context1) {

        @Override
        public void start() throws Exception {
            super.start();
            try (Closeable scope = context.enterStart()) {
                Metrics.counter("TestMetric", "MetricCounter").inc(1L);
            }
        }
    }, new Operation(new OutputReceiver[] {}, context2) {

        @Override
        public void start() throws Exception {
            super.start();
            try (Closeable scope = context.enterStart()) {
                Metrics.counter("TestMetric", "MetricCounter").inc(2L);
            }
        }
    }, new Operation(new OutputReceiver[] {}, context3) {

        @Override
        public void start() throws Exception {
            super.start();
            try (Closeable scope = context.enterStart()) {
                Metrics.counter("TestMetric", "MetricCounter").inc(3L);
            }
        }
    });
    try (MapTaskExecutor executor = new MapTaskExecutor(operations, counterSet, stateTracker)) {
        // Call execute so that we run all the counters
        executor.execute();
        assertThat(context1.metricsContainer().getUpdates().counterUpdates(), contains(metricUpdate("TestMetric", "MetricCounter", o1, 1L)));
        assertThat(context2.metricsContainer().getUpdates().counterUpdates(), contains(metricUpdate("TestMetric", "MetricCounter", o2, 2L)));
        assertThat(context3.metricsContainer().getUpdates().counterUpdates(), contains(metricUpdate("TestMetric", "MetricCounter", o3, 3L)));
    }
}