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/*
* 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;
import com.codahale.metrics.MetricRegistry;
import org.apache.drill.common.parser.LogicalExpressionParser;
import mockit.Mock;
import mockit.MockUp;
import org.apache.drill.common.config.DrillConfig;
import org.apache.drill.common.expression.LogicalExpression;
import org.apache.drill.common.scanner.ClassPathScanner;
import org.apache.drill.exec.compile.CodeCompilerTestFactory;
import org.apache.drill.exec.memory.RootAllocatorFactory;
import org.apache.drill.exec.metrics.DrillMetrics;
import org.apache.drill.exec.physical.impl.OperatorCreatorRegistry;
import org.apache.drill.exec.planner.PhysicalPlanReaderTestFactory;
import org.apache.drill.exec.server.DrillbitContext;
import org.apache.drill.exec.server.options.SystemOptionManager;
import org.apache.drill.exec.store.sys.store.provider.LocalPersistentStoreProvider;
import org.apache.drill.exec.util.GuavaPatcher;
import org.apache.drill.test.BaseDirTestWatcher;
import org.apache.drill.test.DrillTest;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
import org.joda.time.DateTimeUtils;
import org.joda.time.DateTimeZone;
import org.junit.After;
import org.junit.BeforeClass;
import org.junit.ClassRule;
import java.io.IOException;
import java.text.DateFormatSymbols;
import java.util.Locale;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
public class ExecTest extends DrillTest {
@ClassRule
public static final BaseDirTestWatcher dirTestWatcher = new BaseDirTestWatcher();
protected static SystemOptionManager optionManager;
static {
GuavaPatcher.patch();
}
protected static final DrillConfig c = DrillConfig.create();
@After
public void clear(){
// TODO: (Re DRILL-1735) Check whether still needed now that
// BootstrapContext.close() resets the metrics.
DrillMetrics.resetMetrics();
}
@BeforeClass
public static void setupOptionManager() throws Exception{
final LocalPersistentStoreProvider provider = new LocalPersistentStoreProvider(c);
provider.start();
optionManager = new SystemOptionManager(PhysicalPlanReaderTestFactory.defaultLogicalPlanPersistence(c), provider,c);
optionManager.init();
}
/**
* Creates instance of local file system.
*
* @return local file system
*/
public static FileSystem getLocalFileSystem() throws IOException {
Configuration configuration = new Configuration();
configuration.set(FileSystem.FS_DEFAULT_NAME_KEY, FileSystem.DEFAULT_FS);
return FileSystem.get(configuration);
}
protected DrillbitContext mockDrillbitContext() throws Exception {
final DrillbitContext context = mock(DrillbitContext.class);
when(context.getMetrics()).thenReturn(new MetricRegistry());
when(context.getAllocator()).thenReturn(RootAllocatorFactory.newRoot(c));
when(context.getOperatorCreatorRegistry()).thenReturn(new OperatorCreatorRegistry(ClassPathScanner.fromPrescan(c)));
when(context.getConfig()).thenReturn(c);
when(context.getOptionManager()).thenReturn(optionManager);
when(context.getCompiler()).thenReturn(CodeCompilerTestFactory.getTestCompiler(c));
return context;
}
public LogicalExpression parseExpr(String expr) {
return LogicalExpressionParser.parse(expr);
}
/**
* This utility is to mock the method DateTimeUtils.getDateFormatSymbols()
* to mock the current local as US.
*/
public static void mockUsDateFormatSymbols() {
new MockUp<DateTimeUtils>() {
@Mock
public DateFormatSymbols getDateFormatSymbols(Locale locale) {
return new DateFormatSymbols(Locale.US);
}
};
}
/**
* This utility is to mock the method DateTimeZone.getDefault() to
* mock current timezone as UTC.
*/
public static void mockUtcDateTimeZone() {
new MockUp<DateTimeZone>() {
@Mock
public DateTimeZone getDefault() {
return DateTimeZone.UTC;
}
};
}
}
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