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* regarding copyright ownership. Some portions may be licensed
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*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
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* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
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package org.teiid.query.processor.relational;
import static org.junit.Assert.*;
import java.util.ArrayList;
import java.util.List;
import org.junit.Test;
import org.teiid.common.buffer.BufferManagerFactory;
import org.teiid.common.buffer.TupleBatch;
import org.teiid.core.TeiidComponentException;
import org.teiid.core.TeiidProcessingException;
import org.teiid.core.types.DataTypeManager;
import org.teiid.query.sql.symbol.ElementSymbol;
import org.teiid.query.util.CommandContext;
@SuppressWarnings({"rawtypes", "nls"})
public class TestRelationalNodeStatistics {
@Test public void testBatchTimer() {
RelationalNodeStatistics testnodeStatistics = new RelationalNodeStatistics();
testnodeStatistics.startBatchTimer();
assertTrue("The batch timer did not yield a start time", testnodeStatistics.getBatchStartTime()!= 0); //$NON-NLS-1$
testnodeStatistics.stopBatchTimer();
assertTrue("The batch timer did not yield an end time", testnodeStatistics.getBatchEndTime()!= 0); //$NON-NLS-1$
}
@Test public void testStatsCollection() throws TeiidComponentException, TeiidProcessingException {
List[] data = createData(1000);
FakeRelationalNode fakeNode = createFakeNode(data);
// read from fake node
while(true) {
TupleBatch batch = fakeNode.nextBatch();
if(batch.getTerminationFlag()) {
break;
}
}
int actualNodeBlocks = fakeNode.getNodeStatistics().getNodeBlocks();
int actualNodeNextBatchCalls = fakeNode.getNodeStatistics().getNodeNextBatchCalls();
long actualNodeOutputRows = fakeNode.getNodeStatistics().getNodeOutputRows();
assertEquals("The NodeOutputRows was Inccorrect. Correct: 1000 Actual: "+ actualNodeOutputRows, 1000, actualNodeOutputRows); //$NON-NLS-1$
assertEquals("The NodeNextBatchCalls was Inccorrect. Correct: 10 Actual: "+ actualNodeNextBatchCalls, 10, actualNodeNextBatchCalls); //$NON-NLS-1$
assertEquals("The NodeBlocks was Inccorrect. Correct: 0 Actual: "+ actualNodeBlocks, 0, actualNodeBlocks); //$NON-NLS-1$
}
@Test public void testStatsCollectionBuffer() throws TeiidComponentException, TeiidProcessingException {
List[] data = createData(1000);
FakeRelationalNode fakeNode = createFakeNode(data);
fakeNode.setUseBuffer(true);
// read from fake node
while(true) {
TupleBatch batch = fakeNode.nextBatch();
if(batch.getTerminationFlag()) {
break;
}
}
int actualNodeBlocks = fakeNode.getNodeStatistics().getNodeBlocks();
int actualNodeNextBatchCalls = fakeNode.getNodeStatistics().getNodeNextBatchCalls();
long actualNodeOutputRows = fakeNode.getNodeStatistics().getNodeOutputRows();
assertEquals("The NodeOutputRows was Inccorrect. Correct: 1000 Actual: "+ actualNodeOutputRows, 1000, actualNodeOutputRows); //$NON-NLS-1$
assertEquals("The NodeNextBatchCalls was Inccorrect. Correct: 10 Actual: "+ actualNodeNextBatchCalls, 10, actualNodeNextBatchCalls); //$NON-NLS-1$
assertEquals("The NodeBlocks was Inccorrect. Correct: 0 Actual: "+ actualNodeBlocks, 0, actualNodeBlocks); //$NON-NLS-1$
}
@Test public void testCumulativeCalculation() {
RelationalNode[] children = new RelationalNode[2];
children[0] = createFakeNode(createData(1));
children[1] = createFakeNode(createData(1));
children[0].getNodeStatistics().setBatchEndTime(100);
children[0].getNodeStatistics().collectCumulativeNodeStats(0l, RelationalNodeStatistics.BATCHCOMPLETE_STOP);
children[0].getNodeStatistics().collectNodeStats(new RelationalNode[0]);
children[1].getNodeStatistics().setBatchEndTime(200);
children[1].getNodeStatistics().collectCumulativeNodeStats(0l, RelationalNodeStatistics.BATCHCOMPLETE_STOP);
children[1].getNodeStatistics().collectNodeStats(new RelationalNode[0]);
RelationalNodeStatistics stats = new RelationalNodeStatistics();
stats.setBatchEndTime(1000);
stats.setBatchStartTime(0);
stats.collectCumulativeNodeStats(null, RelationalNodeStatistics.BLOCKEDEXCEPTION_STOP);
stats.collectNodeStats(children);
assertEquals(1000, stats.getNodeCumulativeProcessingTime());
assertEquals(700, stats.getNodeNextBatchProcessingTime());
}
@Test public void testDescriptionProperties() throws Exception {
List[] data = createData(1000);
FakeRelationalNode fakeNode = createFakeNode(data);
// read from fake node
while(true) {
TupleBatch batch = fakeNode.nextBatch();
if(batch.getTerminationFlag()) {
break;
}
}
assertEquals("FakeRelationalNode", fakeNode.getDescriptionProperties().getName()); //$NON-NLS-1$
}
private FakeRelationalNode createFakeNode(List[] data) {
// setup
ElementSymbol element = new ElementSymbol("a"); //$NON-NLS-1$
element.setType(DataTypeManager.DefaultDataClasses.INTEGER);
List<ElementSymbol> elements = new ArrayList<ElementSymbol>();
elements.add(element);
FakeRelationalNode fakeNode = new FakeRelationalNode(1, data, 100);
fakeNode.setElements(elements);
CommandContext context = new CommandContext("group", null, null, null, 1, true);
fakeNode.initialize(context, BufferManagerFactory.getStandaloneBufferManager(), null);
return fakeNode;
}
private List[] createData(int rows) {
List[] data = new List[rows];
for(int i=0; i<rows; i++) {
data[i] = new ArrayList();
data[i].add(new Integer(i));
}
return data;
}
}