@Test
public void testFailingMapTask() {
int keyCnt = 100;
int valCnt = 20;
try {
// environment
initEnvironment(3 * 1024 * 1024);
addInput(new UniformPactRecordGenerator(keyCnt, valCnt, false), 0);
addOutput(this.outList);
// chained combine config
{
final TaskConfig combineConfig = new TaskConfig(new Configuration());
// input
combineConfig.addInputToGroup(0);
combineConfig.setInputSerializer(serFact, 0);
// output
combineConfig.addOutputShipStrategy(ShipStrategyType.FORWARD);
combineConfig.setOutputSerializer(serFact);
// driver
combineConfig.setDriverStrategy(DriverStrategy.PARTIAL_GROUP);
combineConfig.setDriverComparator(compFact, 0);
combineConfig.setMemoryDriver(3 * 1024 * 1024);
// udf
combineConfig.setStubClass(MockFailingCombineStub.class);
getTaskConfig().addChainedTask(ChainedCombineDriver.class, combineConfig, "combine");
}
// chained map+combine
{
final RegularPactTask<GenericMapper<PactRecord, PactRecord>, PactRecord> testTask =
new RegularPactTask<GenericMapper<PactRecord, PactRecord>, PactRecord>();
super.registerTask(testTask, MapDriver.class, MockMapStub.class);
boolean stubFailed = false;
try {
testTask.invoke();
} catch (Exception e) {
stubFailed = true;
}
Assert.assertTrue("Stub exception was not forwarded.", stubFailed);
}
} catch (Exception e) {
e.printStackTrace();
Assert.fail(e.getMessage());
}
}
@Test
public void testMapTask() {
final int keyCnt = 100;
final int valCnt = 20;
try {
// environment
initEnvironment(3 * 1024 * 1024);
addInput(new UniformPactRecordGenerator(keyCnt, valCnt, false), 0);
addOutput(this.outList);
// chained combine config
{
final TaskConfig combineConfig = new TaskConfig(new Configuration());
// input
combineConfig.addInputToGroup(0);
combineConfig.setInputSerializer(serFact, 0);
// output
combineConfig.addOutputShipStrategy(ShipStrategyType.FORWARD);
combineConfig.setOutputSerializer(serFact);
// driver
combineConfig.setDriverStrategy(DriverStrategy.PARTIAL_GROUP);
combineConfig.setDriverComparator(compFact, 0);
combineConfig.setMemoryDriver(3 * 1024 * 1024);
// udf
combineConfig.setStubClass(MockReduceStub.class);
getTaskConfig().addChainedTask(ChainedCombineDriver.class, combineConfig, "combine");
}
// chained map+combine
{
RegularPactTask<GenericMapper<PactRecord, PactRecord>, PactRecord> testTask =
new RegularPactTask<GenericMapper<PactRecord, PactRecord>, PactRecord>();
registerTask(testTask, MapDriver.class, MockMapStub.class);
try {
testTask.invoke();
} catch (Exception e) {
e.printStackTrace();
Assert.fail("Invoke method caused exception.");
}
}
Assert.assertEquals(keyCnt, this.outList.size());
} catch (Exception e) {
e.printStackTrace();
Assert.fail(e.getMessage());
}
}