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/*******************************************************************************
* Copyright (c) 2009, 2017 EclipseSource and others.
* All rights reserved. This
* program and the accompanying materials are made available under the terms of
* the Eclipse Public License v1.0 which accompanies this distribution, and is
* available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* EclipseSource - initial API and implementation
******************************************************************************/
package org.eclipse.equinox.p2.tests.core;
import java.util.Arrays;
import java.util.Iterator;
import junit.framework.TestCase;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.tests.harness.TestProgressMonitor;
import org.eclipse.equinox.p2.query.*;
import org.eclipse.equinox.p2.tests.AbstractProvisioningTest;
/**
* Tests the compound queryable
*/
public class CompoundQueryableTest extends TestCase {
public static class CompoundQueryTestProgressMonitor extends TestProgressMonitor {
private boolean isDone;
private int assignedWork = 0;
private int amountWorked = 0;
@Override
public void beginTask(String name, int totalWork) {
super.beginTask(name, totalWork);
this.assignedWork += totalWork;
}
@Override
public void worked(int work) {
amountWorked += work;
}
public boolean isWorkDone() {
return amountWorked > 0 && (assignedWork == IProgressMonitor.UNKNOWN || amountWorked == assignedWork);
}
public boolean isDone() {
return this.isDone;
}
@Override
public void done() {
super.done();
this.isDone = true;
}
}
static Iterator<Integer> createIterator(Integer[] array) {
return Arrays.asList(array).iterator();
}
IQueryable<Integer> queryable1 = new IQueryable<Integer>() {
Integer[] elements = new Integer[] {1, 2, 3, 4, 5};
@Override
public IQueryResult<Integer> query(IQuery<Integer> query, IProgressMonitor monitor) {
IQueryResult<Integer> collector;
try {
monitor.beginTask("", 10);
collector = query.perform(createIterator(elements));
monitor.worked(10);
} finally {
monitor.done();
}
return collector;
}
};
IQueryable<Integer> queryable2 = new IQueryable<Integer>() {
Integer[] elements = new Integer[] {4, 6, 8, 10, 12};
@Override
public IQueryResult<Integer> query(IQuery<Integer> query, IProgressMonitor monitor) {
IQueryResult<Integer> collector;
try {
monitor.beginTask("", 10);
collector = query.perform(createIterator(elements));
monitor.worked(10);
} finally {
monitor.done();
}
return collector;
}
};
IQueryable<Integer> queryable3 = new IQueryable<Integer>() {
Integer[] elements = new Integer[] {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13};
@Override
public IQueryResult<Integer> query(IQuery<Integer> query, IProgressMonitor monitor) {
IQueryResult<Integer> collector;
try {
monitor.beginTask("", 10);
collector = query.perform(createIterator(elements));
monitor.worked(10);
} finally {
monitor.done();
}
return collector;
}
};
IQuery<Integer> matchQuery = new MatchQuery<Integer>() {
@Override
public boolean isMatch(Integer candidate) {
int x = candidate.intValue();
if (x % 2 == 0)
return true;
return false;
}
};
IQuery<Integer> matchMod4query = new MatchQuery<Integer>() {
@Override
public boolean isMatch(Integer candidate) {
int x = candidate.intValue();
if (x % 4 == 0)
return true;
return false;
}
};
IQuery<Integer> contextQuery = new ContextQuery<Integer>() {
@Override
public Collector<Integer> perform(Iterator<Integer> iterator) {
Collector<Integer> result = new Collector<>();
while (iterator.hasNext()) {
Integer o = iterator.next();
if (o.intValue() % 2 == 0) {
result.accept(o);
}
}
return result;
}
};
IQuery<Integer> greatestNumberQuery = new ContextQuery<Integer>() {
@Override
public Collector<Integer> perform(Iterator<Integer> iterator) {
Collector<Integer> result = new Collector<>();
int greatest = Integer.MIN_VALUE;
while (iterator.hasNext()) {
int item = iterator.next().intValue();
if (item > greatest)
greatest = item;
}
if (greatest == Integer.MIN_VALUE)
return result;
result.accept(greatest);
return result;
}
};
public void testMatchQuery() {
IQueryable<Integer> cQueryable = QueryUtil.compoundQueryable(queryable1, queryable2);
CompoundQueryTestProgressMonitor monitor = new CompoundQueryTestProgressMonitor();
IQueryResult<Integer> queryResult = cQueryable.query(matchQuery, monitor);
assertEquals("1.0", 6, AbstractProvisioningTest.queryResultSize(queryResult));
AbstractProvisioningTest.assertContains("1.1", queryResult, 2);
AbstractProvisioningTest.assertContains("1.2", queryResult, 4);
AbstractProvisioningTest.assertContains("1.3", queryResult, 6);
AbstractProvisioningTest.assertContains("1.4", queryResult, 8);
AbstractProvisioningTest.assertContains("1.5", queryResult, 10);
AbstractProvisioningTest.assertContains("1.6", queryResult, 12);
}
public void testSingleQueryable() {
IQueryable<Integer> cQueryable = QueryUtil.compoundQueryable(Arrays.asList(queryable1));
CompoundQueryTestProgressMonitor monitor = new CompoundQueryTestProgressMonitor();
IQueryResult<Integer> queryResult = cQueryable.query(matchQuery, monitor);
assertEquals("1.0", 2, AbstractProvisioningTest.queryResultSize(queryResult));
AbstractProvisioningTest.assertContains("1.1", queryResult, 2);
AbstractProvisioningTest.assertContains("1.2", queryResult, 4);
}
public void testSingleContextQuery() {
IQueryable<Integer> cQueryable = QueryUtil.compoundQueryable(Arrays.asList(queryable1));
CompoundQueryTestProgressMonitor monitor = new CompoundQueryTestProgressMonitor();
IQueryResult<Integer> queryResult = cQueryable.query(greatestNumberQuery, monitor);
assertEquals("1.0", 1, AbstractProvisioningTest.queryResultSize(queryResult));
AbstractProvisioningTest.assertContains("1.1", queryResult, 5);
}
public void testMultipleContextQueries() {
IQueryable<Integer> cQueryable = QueryUtil.compoundQueryable(queryable1, queryable2);
CompoundQueryTestProgressMonitor monitor = new CompoundQueryTestProgressMonitor();
IQueryResult<Integer> queryResult = cQueryable.query(greatestNumberQuery, monitor);
assertEquals("1.0", 1, AbstractProvisioningTest.queryResultSize(queryResult));
AbstractProvisioningTest.assertContains("1.1", queryResult, 12);
}
public void testCompoundMatchAndQuery() {
IQueryable<Integer> cQueryable = QueryUtil.compoundQueryable(queryable1, queryable2);
CompoundQueryTestProgressMonitor monitor = new CompoundQueryTestProgressMonitor();
IQueryResult<Integer> queryResult = cQueryable.query(QueryUtil.createCompoundQuery(matchQuery, matchMod4query, true), monitor);
assertEquals("1.0", 3, AbstractProvisioningTest.queryResultSize(queryResult));
AbstractProvisioningTest.assertContains("1.2", queryResult, 4);
AbstractProvisioningTest.assertContains("1.4", queryResult, 8);
AbstractProvisioningTest.assertContains("1.6", queryResult, 12);
}
public void testCompoundMatchOrQuery() {
IQueryable<Integer> cQueryable = QueryUtil.compoundQueryable(queryable1, queryable2);
CompoundQueryTestProgressMonitor monitor = new CompoundQueryTestProgressMonitor();
IQueryResult<Integer> queryResult = cQueryable.query(QueryUtil.createCompoundQuery(matchQuery, matchMod4query, false), monitor);
assertEquals("1.0", 6, AbstractProvisioningTest.queryResultSize(queryResult));
AbstractProvisioningTest.assertContains("1.2", queryResult, 2);
AbstractProvisioningTest.assertContains("1.2", queryResult, 4);
AbstractProvisioningTest.assertContains("1.2", queryResult, 6);
AbstractProvisioningTest.assertContains("1.4", queryResult, 8);
AbstractProvisioningTest.assertContains("1.2", queryResult, 10);
AbstractProvisioningTest.assertContains("1.6", queryResult, 12);
}
public void testMatchQueryProgressMonitor() {
IQueryable<Integer> cQueryable = QueryUtil.compoundQueryable(queryable1, queryable2);
CompoundQueryTestProgressMonitor monitor = new CompoundQueryTestProgressMonitor();
cQueryable.query(matchQuery, monitor);
assertTrue("1.0", monitor.isDone());
assertTrue("1.1", monitor.isWorkDone());
}
public void testSingleQueryableProgressMonitor() {
IQueryable<Integer> cQueryable = QueryUtil.compoundQueryable(Arrays.asList(queryable1));
CompoundQueryTestProgressMonitor monitor = new CompoundQueryTestProgressMonitor();
cQueryable.query(matchQuery, monitor);
assertTrue("1.0", monitor.isDone());
assertTrue("1.1", monitor.isWorkDone());
}
public void testSingleContextQueryProgressMonitor() {
IQueryable<Integer> cQueryable = QueryUtil.compoundQueryable(Arrays.asList(queryable1));
CompoundQueryTestProgressMonitor monitor = new CompoundQueryTestProgressMonitor();
cQueryable.query(greatestNumberQuery, monitor);
assertTrue("1.0", monitor.isDone());
assertTrue("1.1", monitor.isWorkDone());
}
public void testMultipleContextQueriesProgressMonitor() {
IQueryable<Integer> cQueryable = QueryUtil.compoundQueryable(queryable1, queryable2);
CompoundQueryTestProgressMonitor monitor = new CompoundQueryTestProgressMonitor();
cQueryable.query(greatestNumberQuery, monitor);
assertTrue("1.0", monitor.isDone());
assertTrue("1.1", monitor.isWorkDone());
}
public void testNullProgressMonitor() {
IQueryable<Integer> cQueryable = QueryUtil.compoundQueryable(queryable1, queryable2);
cQueryable.query(greatestNumberQuery, null);
// this is the same as above will null passed in, this should not throw any exceptions
}
public void testDoubleCompoundContextOrQuery() {
IQueryable<Integer> cQueryable1 = QueryUtil.compoundQueryable(queryable3, queryable2);
IQueryable<Integer> cQueryable = QueryUtil.compoundQueryable(cQueryable1, queryable1);
CompoundQueryTestProgressMonitor monitor = new CompoundQueryTestProgressMonitor();
IQueryResult<Integer> queryResult = cQueryable.query(QueryUtil.createCompoundQuery(contextQuery, greatestNumberQuery, false), monitor);
assertEquals("1.0", 7, AbstractProvisioningTest.queryResultSize(queryResult));
AbstractProvisioningTest.assertContains("1.2", queryResult, 2);
AbstractProvisioningTest.assertContains("1.2", queryResult, 4);
AbstractProvisioningTest.assertContains("1.2", queryResult, 6);
AbstractProvisioningTest.assertContains("1.4", queryResult, 8);
AbstractProvisioningTest.assertContains("1.2", queryResult, 10);
AbstractProvisioningTest.assertContains("1.6", queryResult, 12);
AbstractProvisioningTest.assertContains("1.6", queryResult, 13);
assertTrue("1.0", monitor.isDone());
assertTrue("1.1", monitor.isWorkDone());
}
public void testDoubleCompositeQuery() {
IQueryable<Integer> cQueryable1 = QueryUtil.compoundQueryable(queryable3, queryable2);
IQueryable<Integer> cQueryable = QueryUtil.compoundQueryable(cQueryable1, queryable1);
CompoundQueryTestProgressMonitor monitor = new CompoundQueryTestProgressMonitor();
IQueryResult<Integer> queryResult = cQueryable.query(QueryUtil.createPipeQuery(contextQuery, greatestNumberQuery), monitor);
assertEquals("1.0", 1, AbstractProvisioningTest.queryResultSize(queryResult));
AbstractProvisioningTest.assertContains("1.2", queryResult, 12);
assertTrue("1.0", monitor.isDone());
assertTrue("1.1", monitor.isWorkDone());
}
}
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