tudorm commented on a change in pull request #12994:
URL: https://github.com/apache/beam/pull/12994#discussion_r498598992



##########
File path: 
runners/google-cloud-dataflow-java/worker/src/test/java/org/apache/beam/runners/dataflow/worker/util/common/worker/MapTaskExecutorTest.java
##########
@@ -483,4 +483,29 @@ public void testExceptionInAbortSuppressed() throws 
Exception {
       assertThat(e.getSuppressed()[0].getMessage(), equalTo("suppressed in 
abort"));
     }
   }
+
+  @Test
+  public void testAbort() throws Exception {
+    // Operation must be an instance of ReadOperation or ReceivingOperation 
per preconditions
+    // in MapTaskExecutor.
+    Operation o = Mockito.mock(ReadOperation.class);
+
+    ExecutionStateTracker stateTracker = ExecutionStateTracker.newForTest();
+    try (MapTaskExecutor executor =
+        new MapTaskExecutor(Arrays.<Operation>asList(o), counterSet, 
stateTracker)) {
+      Mockito.doAnswer(
+              invocation -> {
+                executor.abort();
+                return null;
+              })
+          .when(o)
+          .start();
+      executor.execute();
+      fail("Should have aborted");
+    } catch (Exception e) {
+      Assert.assertTrue(e instanceof InterruptedException);

Review comment:
       Done.

##########
File path: 
runners/google-cloud-dataflow-java/worker/src/test/java/org/apache/beam/runners/dataflow/worker/util/common/worker/MapTaskExecutorTest.java
##########
@@ -483,4 +483,29 @@ public void testExceptionInAbortSuppressed() throws 
Exception {
       assertThat(e.getSuppressed()[0].getMessage(), equalTo("suppressed in 
abort"));
     }
   }
+
+  @Test
+  public void testAbort() throws Exception {
+    // Operation must be an instance of ReadOperation or ReceivingOperation 
per preconditions
+    // in MapTaskExecutor.
+    Operation o = Mockito.mock(ReadOperation.class);
+
+    ExecutionStateTracker stateTracker = ExecutionStateTracker.newForTest();
+    try (MapTaskExecutor executor =
+        new MapTaskExecutor(Arrays.<Operation>asList(o), counterSet, 
stateTracker)) {
+      Mockito.doAnswer(
+              invocation -> {
+                executor.abort();
+                return null;
+              })
+          .when(o)
+          .start();
+      executor.execute();
+      fail("Should have aborted");
+    } catch (Exception e) {
+      Assert.assertTrue(e instanceof InterruptedException);
+      Mockito.verify(o).abort();
+    }
+    Assert.assertTrue(Thread.currentThread().isInterrupted());

Review comment:
       Done




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