/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.drill.exec.physical.impl;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import mockit.Injectable;
import mockit.NonStrictExpectations;
import org.apache.drill.common.config.DrillConfig;
import org.apache.drill.common.expression.ExpressionPosition;
import org.apache.drill.common.expression.SchemaPath;
import org.apache.drill.common.util.FileUtils;
import org.apache.drill.exec.expr.fn.FunctionImplementationRegistry;
import org.apache.drill.exec.expr.holders.NullableVarBinaryHolder;
import org.apache.drill.exec.expr.holders.NullableVarCharHolder;
import org.apache.drill.exec.memory.BufferAllocator;
import org.apache.drill.exec.ops.FragmentContext;
import org.apache.drill.exec.physical.PhysicalPlan;
import org.apache.drill.exec.physical.base.FragmentRoot;
import org.apache.drill.exec.planner.PhysicalPlanReader;
import org.apache.drill.exec.proto.CoordinationProtos;
import org.apache.drill.exec.proto.ExecProtos;
import org.apache.drill.exec.rpc.user.UserServer;
import org.apache.drill.exec.server.DrillbitContext;
import org.apache.drill.exec.vector.NullableVarBinaryVector;
import org.apache.drill.exec.vector.NullableVarCharVector;
import org.junit.After;
import org.junit.Test;
import com.google.common.base.Charsets;
import com.google.common.io.Files;
import com.yammer.metrics.MetricRegistry;
public class TestSimpleFunctions {
static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(TestSimpleFunctions.class);
DrillConfig c = DrillConfig.create();
@Test
public void testIsNull(@Injectable final DrillbitContext bitContext,
@Injectable UserServer.UserClientConnection connection) throws Throwable {
new NonStrictExpectations(){{
bitContext.getMetrics(); result = new MetricRegistry("test");
bitContext.getAllocator(); result = BufferAllocator.getAllocator(c);
}};
PhysicalPlanReader reader = new PhysicalPlanReader(c, c.getMapper(), CoordinationProtos.DrillbitEndpoint.getDefaultInstance());
PhysicalPlan plan = reader.readPhysicalPlan(Files.toString(FileUtils.getResourceAsFile("/functions/testIsNull.json"), Charsets.UTF_8));
FunctionImplementationRegistry registry = new FunctionImplementationRegistry(c);
FragmentContext context = new FragmentContext(bitContext, ExecProtos.FragmentHandle.getDefaultInstance(), connection, null, registry);
SimpleRootExec exec = new SimpleRootExec(ImplCreator.getExec(context, (FragmentRoot) plan.getSortedOperators(false).iterator().next()));
while(exec.next()){
assertEquals(50, exec.getSelectionVector2().getCount());
}
if(context.getFailureCause() != null){
throw context.getFailureCause();
}
assertTrue(!context.isFailed());
}
@Test
public void testIsNotNull(@Injectable final DrillbitContext bitContext,
@Injectable UserServer.UserClientConnection connection) throws Throwable{
new NonStrictExpectations(){{
bitContext.getMetrics(); result = new MetricRegistry("test");
bitContext.getAllocator(); result = BufferAllocator.getAllocator(c);
}};
PhysicalPlanReader reader = new PhysicalPlanReader(c, c.getMapper(), CoordinationProtos.DrillbitEndpoint.getDefaultInstance());
PhysicalPlan plan = reader.readPhysicalPlan(Files.toString(FileUtils.getResourceAsFile("/functions/testIsNotNull.json"), Charsets.UTF_8));
FunctionImplementationRegistry registry = new FunctionImplementationRegistry(c);
FragmentContext context = new FragmentContext(bitContext, ExecProtos.FragmentHandle.getDefaultInstance(), connection, null, registry);
SimpleRootExec exec = new SimpleRootExec(ImplCreator.getExec(context, (FragmentRoot) plan.getSortedOperators(false).iterator().next()));
while(exec.next()){
assertEquals(50, exec.getSelectionVector2().getCount());
}
if(context.getFailureCause() != null){
throw context.getFailureCause();
}
assertTrue(!context.isFailed());
}
@Test
public void testSubstring(@Injectable final DrillbitContext bitContext,
@Injectable UserServer.UserClientConnection connection) throws Throwable{
new NonStrictExpectations(){{
bitContext.getMetrics(); result = new MetricRegistry("test");
bitContext.getAllocator(); result = BufferAllocator.getAllocator(c);
}};
PhysicalPlanReader reader = new PhysicalPlanReader(c, c.getMapper(), CoordinationProtos.DrillbitEndpoint.getDefaultInstance());
PhysicalPlan plan = reader.readPhysicalPlan(Files.toString(FileUtils.getResourceAsFile("/functions/testSubstring.json"), Charsets.UTF_8));
FunctionImplementationRegistry registry = new FunctionImplementationRegistry(c);
FragmentContext context = new FragmentContext(bitContext, ExecProtos.FragmentHandle.getDefaultInstance(), connection, null, registry);
SimpleRootExec exec = new SimpleRootExec(ImplCreator.getExec(context, (FragmentRoot) plan.getSortedOperators(false).iterator().next()));
while(exec.next()){
NullableVarCharVector c1 = exec.getValueVectorById(new SchemaPath("col3", ExpressionPosition.UNKNOWN), NullableVarCharVector.class);
NullableVarCharVector.Accessor a1;
a1 = c1.getAccessor();
int count = 0;
for(int i = 0; i < c1.getAccessor().getValueCount(); i++){
if (!a1.isNull(i)) {
NullableVarCharHolder holder = new NullableVarCharHolder();
a1.get(i, holder);
assertEquals("aaaa", holder.toString());
++count;
}
}
assertEquals(50, count);
}
if(context.getFailureCause() != null){
throw context.getFailureCause();
}
assertTrue(!context.isFailed());
}
@Test
public void testSubstringNegative(@Injectable final DrillbitContext bitContext,
@Injectable UserServer.UserClientConnection connection) throws Throwable{
new NonStrictExpectations(){{
bitContext.getMetrics(); result = new MetricRegistry("test");
bitContext.getAllocator(); result = BufferAllocator.getAllocator(c);
}};
PhysicalPlanReader reader = new PhysicalPlanReader(c, c.getMapper(), CoordinationProtos.DrillbitEndpoint.getDefaultInstance());
PhysicalPlan plan = reader.readPhysicalPlan(Files.toString(FileUtils.getResourceAsFile("/functions/testSubstringNegative.json"), Charsets.UTF_8));
FunctionImplementationRegistry registry = new FunctionImplementationRegistry(c);
FragmentContext context = new FragmentContext(bitContext, ExecProtos.FragmentHandle.getDefaultInstance(), connection, null, registry);
SimpleRootExec exec = new SimpleRootExec(ImplCreator.getExec(context, (FragmentRoot) plan.getSortedOperators(false).iterator().next()));
while(exec.next()){
NullableVarCharVector c1 = exec.getValueVectorById(new SchemaPath("col3", ExpressionPosition.UNKNOWN), NullableVarCharVector.class);
NullableVarCharVector.Accessor a1;
a1 = c1.getAccessor();
int count = 0;
for(int i = 0; i < c1.getAccessor().getValueCount(); i++){
if (!a1.isNull(i)) {
NullableVarCharHolder holder = new NullableVarCharHolder();
a1.get(i, holder);
assertEquals("aa", holder.toString());
++count;
}
}
assertEquals(50, count);
}
if(context.getFailureCause() != null){
throw context.getFailureCause();
}
assertTrue(!context.isFailed());
}
@Test
public void testByteSubstring(@Injectable final DrillbitContext bitContext,
@Injectable UserServer.UserClientConnection connection) throws Throwable{
new NonStrictExpectations(){{
bitContext.getMetrics(); result = new MetricRegistry("test");
bitContext.getAllocator(); result = BufferAllocator.getAllocator(c);
}};
PhysicalPlanReader reader = new PhysicalPlanReader(c, c.getMapper(), CoordinationProtos.DrillbitEndpoint.getDefaultInstance());
PhysicalPlan plan = reader.readPhysicalPlan(Files.toString(FileUtils.getResourceAsFile("/functions/testByteSubstring.json"), Charsets.UTF_8));
FunctionImplementationRegistry registry = new FunctionImplementationRegistry(c);
FragmentContext context = new FragmentContext(bitContext, ExecProtos.FragmentHandle.getDefaultInstance(), connection, null, registry);
SimpleRootExec exec = new SimpleRootExec(ImplCreator.getExec(context, (FragmentRoot) plan.getSortedOperators(false).iterator().next()));
while(exec.next()){
NullableVarBinaryVector c1 = exec.getValueVectorById(new SchemaPath("col3", ExpressionPosition.UNKNOWN), NullableVarBinaryVector.class);
NullableVarBinaryVector.Accessor a1;
a1 = c1.getAccessor();
int count = 0;
for(int i = 0; i < c1.getAccessor().getValueCount(); i++){
if (!a1.isNull(i)) {
NullableVarBinaryHolder holder = new NullableVarBinaryHolder();
a1.get(i, holder);
assertEquals("aa", holder.toString());
++count;
}
}
assertEquals(50, count);
}
if(context.getFailureCause() != null){
throw context.getFailureCause();
}
assertTrue(!context.isFailed());
}
@After
public void tearDown() throws Exception{
// pause to get logger to catch up.
Thread.sleep(1000);
}
}