@Test
public void testAbort() throws Exception {
SqlTask sqlTask = createInitialTask();
TaskInfo taskInfo =
sqlTask.updateTask(
SESSION,
PLAN_FRAGMENT,
ImmutableList.of(new TaskSource(TABLE_SCAN_NODE_ID, ImmutableSet.of(SPLIT), true)),
INITIAL_EMPTY_OUTPUT_BUFFERS
.withBuffer("out", new UnpartitionedPagePartitionFunction())
.withNoMoreBufferIds());
assertEquals(taskInfo.getState(), TaskState.RUNNING);
taskInfo = sqlTask.getTaskInfo();
assertEquals(taskInfo.getState(), TaskState.RUNNING);
sqlTask.abortTaskResults("out");
taskInfo = sqlTask.getTaskInfo(taskInfo.getState()).get(1, TimeUnit.SECONDS);
assertEquals(taskInfo.getState(), TaskState.FINISHED);
taskInfo = sqlTask.getTaskInfo();
assertEquals(taskInfo.getState(), TaskState.FINISHED);
}
@Test
public void testEmptyQuery() throws Exception {
SqlTask sqlTask = createInitialTask();
TaskInfo taskInfo =
sqlTask.updateTask(
SESSION, PLAN_FRAGMENT, ImmutableList.<TaskSource>of(), INITIAL_EMPTY_OUTPUT_BUFFERS);
assertEquals(taskInfo.getState(), TaskState.RUNNING);
taskInfo = sqlTask.getTaskInfo();
assertEquals(taskInfo.getState(), TaskState.RUNNING);
taskInfo =
sqlTask.updateTask(
SESSION,
PLAN_FRAGMENT,
ImmutableList.of(
new TaskSource(TABLE_SCAN_NODE_ID, ImmutableSet.<ScheduledSplit>of(), true)),
INITIAL_EMPTY_OUTPUT_BUFFERS.withNoMoreBufferIds());
assertEquals(taskInfo.getState(), TaskState.FINISHED);
taskInfo = sqlTask.getTaskInfo();
assertEquals(taskInfo.getState(), TaskState.FINISHED);
}
@Test
public void testCancel() throws Exception {
SqlTask sqlTask = createInitialTask();
TaskInfo taskInfo =
sqlTask.updateTask(
SESSION, PLAN_FRAGMENT, ImmutableList.<TaskSource>of(), INITIAL_EMPTY_OUTPUT_BUFFERS);
assertEquals(taskInfo.getState(), TaskState.RUNNING);
assertNull(taskInfo.getStats().getEndTime());
taskInfo = sqlTask.getTaskInfo();
assertEquals(taskInfo.getState(), TaskState.RUNNING);
assertNull(taskInfo.getStats().getEndTime());
taskInfo = sqlTask.cancel();
assertEquals(taskInfo.getState(), TaskState.CANCELED);
assertNotNull(taskInfo.getStats().getEndTime());
taskInfo = sqlTask.getTaskInfo();
assertEquals(taskInfo.getState(), TaskState.CANCELED);
assertNotNull(taskInfo.getStats().getEndTime());
}
@Test
public void testSimpleQuery() throws Exception {
SqlTask sqlTask = createInitialTask();
TaskInfo taskInfo =
sqlTask.updateTask(
SESSION,
PLAN_FRAGMENT,
ImmutableList.of(new TaskSource(TABLE_SCAN_NODE_ID, ImmutableSet.of(SPLIT), true)),
INITIAL_EMPTY_OUTPUT_BUFFERS
.withBuffer("out", new UnpartitionedPagePartitionFunction())
.withNoMoreBufferIds());
assertEquals(taskInfo.getState(), TaskState.RUNNING);
taskInfo = sqlTask.getTaskInfo();
assertEquals(taskInfo.getState(), TaskState.RUNNING);
BufferResult results = sqlTask.getTaskResults("out", 0, new DataSize(1, Unit.MEGABYTE)).get();
assertEquals(results.isBufferClosed(), false);
assertEquals(results.getPages().size(), 1);
assertEquals(results.getPages().get(0).getPositionCount(), 1);
results =
sqlTask
.getTaskResults(
"out",
results.getToken() + results.getPages().size(),
new DataSize(1, Unit.MEGABYTE))
.get();
assertEquals(results.isBufferClosed(), true);
assertEquals(results.getPages().size(), 0);
taskInfo = sqlTask.getTaskInfo(taskInfo.getState()).get(1, TimeUnit.SECONDS);
assertEquals(taskInfo.getState(), TaskState.FINISHED);
taskInfo = sqlTask.getTaskInfo();
assertEquals(taskInfo.getState(), TaskState.FINISHED);
}