Examples with MockRecordBatch org.apache.drill.exec.physical.impl.MockRecordBatch used on opensource projects

Example 41 with MockRecordBatch

use of org.apache.drill.exec.physical.impl.MockRecordBatch in project drill by apache.

the class TestFilterBatchEmitOutcome method testFilterNonEmptyFirst_NonEmptyOK_EmptyBatchEmitOutcome.

/**
 * Test to show empty batch with OK outcome is ignore and later non-empty batch with OK outcome produces an output
 * batch. Whereas a empty batch with EMIT outcome is not ignored and a empty output batch is returned with EMIT
 * outcome.
 * @throws Throwable
 */
@Test
public void testFilterNonEmptyFirst_NonEmptyOK_EmptyBatchEmitOutcome() throws Throwable {
    final RowSet.SingleRowSet nonEmptyInputRowSet2 = operatorFixture.rowSetBuilder(inputSchema).addRow(2, 20, "item2").build();
    inputContainer.add(nonEmptyInputRowSet.container());
    inputContainer.add(emptyInputRowSet.container());
    inputContainer.add(nonEmptyInputRowSet2.container());
    inputContainer.add(emptyInputRowSet.container());
    inputOutcomes.add(RecordBatch.IterOutcome.OK_NEW_SCHEMA);
    inputOutcomes.add(RecordBatch.IterOutcome.OK);
    inputOutcomes.add(RecordBatch.IterOutcome.OK);
    inputOutcomes.add(RecordBatch.IterOutcome.EMIT);
    final MockRecordBatch mockInputBatch = new MockRecordBatch(operatorFixture.getFragmentContext(), opContext, inputContainer, inputOutcomes, emptyInputRowSet.container().getSchema());
    final Filter filterConf = new Filter(null, parseExpr("id_left>=1"), 1.0f);
    final FilterRecordBatch filterRecordBatch = new FilterRecordBatch(filterConf, mockInputBatch, operatorFixture.getFragmentContext());
    assertTrue(filterRecordBatch.next() == RecordBatch.IterOutcome.OK_NEW_SCHEMA);
    outputRecordCount += filterRecordBatch.getRecordCount();
    assertTrue(filterRecordBatch.next() == RecordBatch.IterOutcome.OK);
    outputRecordCount += filterRecordBatch.getRecordCount();
    assertTrue(filterRecordBatch.next() == RecordBatch.IterOutcome.EMIT);
    outputRecordCount += filterRecordBatch.getRecordCount();
    assertEquals(2, outputRecordCount);
    // free up resources
    nonEmptyInputRowSet2.clear();
}

Example 42 with MockRecordBatch

use of org.apache.drill.exec.physical.impl.MockRecordBatch in project drill by apache.

the class TestFilterBatchEmitOutcome method testFilterNonEmptyBatchEmitOutcome_WithNonMatchingCondition.

/**
 * Test to show if a non-empty batch is accompanied with EMIT outcome then Filter operator produces empty output
 * batch since filter condition is not satisfied by any data in incoming batch. This empty output batch is
 * accompanied with EMIT outcome.
 * @throws Throwable
 */
@Test
public void testFilterNonEmptyBatchEmitOutcome_WithNonMatchingCondition() throws Throwable {
    inputContainer.add(emptyInputRowSet.container());
    inputContainer.add(nonEmptyInputRowSet.container());
    inputOutcomes.add(RecordBatch.IterOutcome.OK_NEW_SCHEMA);
    inputOutcomes.add(RecordBatch.IterOutcome.EMIT);
    final MockRecordBatch mockInputBatch = new MockRecordBatch(operatorFixture.getFragmentContext(), opContext, inputContainer, inputOutcomes, emptyInputRowSet.container().getSchema());
    final Filter filterConf = new Filter(null, parseExpr("id_left=2"), 1.0f);
    final FilterRecordBatch filterRecordBatch = new FilterRecordBatch(filterConf, mockInputBatch, operatorFixture.getFragmentContext());
    assertTrue(filterRecordBatch.next() == RecordBatch.IterOutcome.OK_NEW_SCHEMA);
    outputRecordCount += filterRecordBatch.getRecordCount();
    assertTrue(filterRecordBatch.next() == RecordBatch.IterOutcome.EMIT);
    outputRecordCount += filterRecordBatch.getRecordCount();
    assertEquals(0, outputRecordCount);
}

Example 43 with MockRecordBatch

use of org.apache.drill.exec.physical.impl.MockRecordBatch in project drill by apache.

the class TestFilterBatchEmitOutcome method testFilterNonEmptyFirst_EmptyOK_EmptyBatchEmitOutcome.

/**
 * Test to show if an empty batch is accompanied with OK outcome then that batch is ignored by Filter operator and
 * it doesn't return anything instead call's next() to get another batch. If the subsequent next() call returns empty
 * batch with EMIT outcome then Filter returns the EMIT outcome correctly rather than ignoring it because of empty
 * batch.
 * @throws Throwable
 */
@Test
public void testFilterNonEmptyFirst_EmptyOK_EmptyBatchEmitOutcome() throws Throwable {
    inputContainer.add(nonEmptyInputRowSet.container());
    inputContainer.add(emptyInputRowSet.container());
    inputContainer.add(emptyInputRowSet.container());
    inputContainer.add(emptyInputRowSet.container());
    inputOutcomes.add(RecordBatch.IterOutcome.OK_NEW_SCHEMA);
    inputOutcomes.add(RecordBatch.IterOutcome.OK);
    inputOutcomes.add(RecordBatch.IterOutcome.EMIT);
    inputOutcomes.add(RecordBatch.IterOutcome.NONE);
    final MockRecordBatch mockInputBatch = new MockRecordBatch(operatorFixture.getFragmentContext(), opContext, inputContainer, inputOutcomes, emptyInputRowSet.container().getSchema());
    final Filter filterConf = new Filter(null, parseExpr("id_left=1"), 1.0f);
    final FilterRecordBatch filterRecordBatch = new FilterRecordBatch(filterConf, mockInputBatch, operatorFixture.getFragmentContext());
    assertTrue(filterRecordBatch.next() == RecordBatch.IterOutcome.OK_NEW_SCHEMA);
    outputRecordCount += filterRecordBatch.getRecordCount();
    // OK will not be received since it's was accompanied with empty batch
    assertTrue(filterRecordBatch.next() == RecordBatch.IterOutcome.EMIT);
    outputRecordCount += filterRecordBatch.getRecordCount();
    assertTrue(filterRecordBatch.next() == RecordBatch.IterOutcome.NONE);
    assertEquals(1, outputRecordCount);
}

Example 44 with MockRecordBatch

use of org.apache.drill.exec.physical.impl.MockRecordBatch in project drill by apache.

the class TestTopNEmitOutcome method testTopNMultipleOutputBatchWithLowerLimits.

/**
 * Verifies that if TopNBatch receives multiple non-empty record batch with EMIT outcome in between then it produces
 * output for those input batch correctly. In this case it receives first non-empty batch with OK_NEW_SCHEMA in
 * buildSchema phase followed by an empty batch with EMIT outcome. For this combination it produces output for the
 * record received so far along with EMIT outcome. Then it receives second non-empty batch with OK outcome and
 * produces output for it differently. The test validates that for each output received the order of the records are
 * correct
 */
@Test
public void testTopNMultipleOutputBatchWithLowerLimits() {
    final RowSet.SingleRowSet nonEmptyInputRowSet2 = operatorFixture.rowSetBuilder(inputSchema).addRow(4, 40, "item4").addRow(2, 20, "item2").addRow(5, 50, "item5").addRow(3, 30, "item3").build();
    final RowSet.SingleRowSet expectedRowSet1 = operatorFixture.rowSetBuilder(inputSchema).addRow(1, 10, "item1").build();
    final RowSet.SingleRowSet expectedRowSet2 = operatorFixture.rowSetBuilder(inputSchema).addRow(5, 50, "item5").build();
    inputContainer.add(nonEmptyInputRowSet.container());
    inputContainer.add(emptyInputRowSet.container());
    inputContainer.add(nonEmptyInputRowSet2.container());
    inputOutcomes.add(RecordBatch.IterOutcome.OK_NEW_SCHEMA);
    inputOutcomes.add(RecordBatch.IterOutcome.EMIT);
    inputOutcomes.add(RecordBatch.IterOutcome.OK);
    final MockRecordBatch mockInputBatch = new MockRecordBatch(operatorFixture.getFragmentContext(), opContext, inputContainer, inputOutcomes, emptyInputRowSet.container().getSchema());
    final TopN topNConfig = new TopN(null, Lists.newArrayList(ordering("id_left", RelFieldCollation.Direction.DESCENDING, RelFieldCollation.NullDirection.FIRST)), false, 1);
    final TopNBatch topNBatch = new TopNBatch(topNConfig, operatorFixture.getFragmentContext(), mockInputBatch);
    assertTrue(topNBatch.next() == RecordBatch.IterOutcome.OK_NEW_SCHEMA);
    assertTrue(topNBatch.next() == RecordBatch.IterOutcome.OK_NEW_SCHEMA);
    assertEquals(1, topNBatch.getRecordCount());
    // verify results with baseline
    RowSet actualRowSet1 = HyperRowSetImpl.fromContainer(topNBatch.getContainer(), topNBatch.getSelectionVector4());
    new RowSetComparison(expectedRowSet1).verify(actualRowSet1);
    assertTrue(topNBatch.next() == RecordBatch.IterOutcome.EMIT);
    assertEquals(0, topNBatch.getRecordCount());
    // State refresh happens and limit again works on new data batches
    assertTrue(topNBatch.next() == RecordBatch.IterOutcome.OK);
    assertEquals(1, topNBatch.getRecordCount());
    // verify results with baseline
    RowSet actualRowSet2 = HyperRowSetImpl.fromContainer(topNBatch.getContainer(), topNBatch.getSelectionVector4());
    new RowSetComparison(expectedRowSet2).verify(actualRowSet2);
    assertTrue(topNBatch.next() == RecordBatch.IterOutcome.NONE);
    // Release memory for row sets
    nonEmptyInputRowSet2.clear();
    expectedRowSet2.clear();
    expectedRowSet1.clear();
}

Example 45 with MockRecordBatch

use of org.apache.drill.exec.physical.impl.MockRecordBatch in project drill by apache.

the class TestTopNEmitOutcome method testTopNNonEmptyBatchEmitOutcome.

/**
 * Verifies that if TopNBatch receives a RecordBatch with EMIT outcome post build schema phase then it produces
 * output for those input batch correctly. The first output batch will always be returned with OK_NEW_SCHEMA
 * outcome followed by EMIT with empty batch. The test verifies the output order with the expected baseline.
 */
@Test
public void testTopNNonEmptyBatchEmitOutcome() {
    final RowSet.SingleRowSet nonEmptyInputRowSet2 = operatorFixture.rowSetBuilder(inputSchema).addRow(2, 20, "item2").addRow(13, 130, "item13").addRow(4, 40, "item4").build();
    final RowSet.SingleRowSet expectedRowSet = operatorFixture.rowSetBuilder(inputSchema).addRow(13, 130, "item13").addRow(4, 40, "item4").addRow(2, 20, "item2").build();
    inputContainer.add(emptyInputRowSet.container());
    inputContainer.add(nonEmptyInputRowSet2.container());
    inputOutcomes.add(RecordBatch.IterOutcome.OK_NEW_SCHEMA);
    inputOutcomes.add(RecordBatch.IterOutcome.EMIT);
    final MockRecordBatch mockInputBatch = new MockRecordBatch(operatorFixture.getFragmentContext(), opContext, inputContainer, inputOutcomes, emptyInputRowSet.container().getSchema());
    final TopN topNConfig = new TopN(null, Lists.newArrayList(ordering("id_left", RelFieldCollation.Direction.DESCENDING, RelFieldCollation.NullDirection.FIRST)), false, 10);
    final TopNBatch topNBatch = new TopNBatch(topNConfig, operatorFixture.getFragmentContext(), mockInputBatch);
    assertTrue(topNBatch.next() == RecordBatch.IterOutcome.OK_NEW_SCHEMA);
    outputRecordCount += topNBatch.getRecordCount();
    assertEquals(0, outputRecordCount);
    assertTrue(topNBatch.next() == RecordBatch.IterOutcome.OK_NEW_SCHEMA);
    outputRecordCount += topNBatch.getRecordCount();
    assertEquals(3, outputRecordCount);
    // verify results
    RowSet actualRowSet = HyperRowSetImpl.fromContainer(topNBatch.getContainer(), topNBatch.getSelectionVector4());
    new RowSetComparison(expectedRowSet).verify(actualRowSet);
    assertTrue(topNBatch.next() == RecordBatch.IterOutcome.EMIT);
    outputRecordCount += topNBatch.getRecordCount();
    assertEquals(3, outputRecordCount);
    // Release memory for row sets
    nonEmptyInputRowSet2.clear();
    expectedRowSet.clear();
}