/*******************************************************************************
* Copyright (c) 2007, 2013 Symbian Software Systems 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:
* Andrew Ferguson (Symbian) - Initial implementation
* Sergey Prigogin (Google)
*******************************************************************************/
package org.eclipse.cdt.internal.index.tests;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.regex.Pattern;
import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.dom.IPDOMManager;
import org.eclipse.cdt.core.dom.ast.DOMException;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.ICompositeType;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPMethod;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPNamespace;
import org.eclipse.cdt.core.index.IIndex;
import org.eclipse.cdt.core.index.IIndexManager;
import org.eclipse.cdt.core.index.IndexFilter;
import org.eclipse.cdt.core.model.ICProject;
import org.eclipse.cdt.core.testplugin.CProjectHelper;
import org.eclipse.cdt.core.testplugin.CTestPlugin;
import org.eclipse.cdt.core.testplugin.util.BaseTestCase;
import org.eclipse.cdt.core.testplugin.util.TestSourceReader;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IProjectDescription;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.core.runtime.Path;
import junit.framework.Test;
/**
* Tests the behavior of the IIndex API when dealing with multiple projects
*/
public class IndexCompositeTests extends BaseTestCase {
Set<IProject> createdProjects = new HashSet<>();
/*
* Convenience class for setting up projects.
*/
private class ProjectBuilder {
private final String name;
private final boolean cpp;
private List<IProject> dependencies = new ArrayList<>();
private Map<String, String> path2content = new HashMap<>();
ProjectBuilder(String name, boolean cpp) {
this.name = name;
this.cpp = cpp;
}
ProjectBuilder addDependency(IProject project) {
dependencies.add(project);
return this;
}
ProjectBuilder addFile(String relativePath, CharSequence content) {
path2content.put(relativePath, content.toString());
return this;
}
ICProject create() throws Exception {
ICProject result = cpp ?
CProjectHelper.createCCProject(name, "bin", IPDOMManager.ID_NO_INDEXER) :
CProjectHelper.createCProject(name, "bin", IPDOMManager.ID_NO_INDEXER);
createdProjects.add(result.getProject());
IFile lastFile= null;
for (Map.Entry<String, String> entry : path2content.entrySet()) {
lastFile= TestSourceReader.createFile(result.getProject(), new Path(entry.getKey()), entry.getValue());
}
IProjectDescription desc = result.getProject().getDescription();
desc.setReferencedProjects(dependencies.toArray(new IProject[dependencies.size()]));
result.getProject().setDescription(desc, new NullProgressMonitor());
IIndexManager indexManager = CCorePlugin.getIndexManager();
indexManager.setIndexerId(result, IPDOMManager.ID_FAST_INDEXER);
if (lastFile != null) {
// Call reindex explicitly since setting indexer ID doesn't trigger reindexing.
indexManager.reindex(result);
IIndex index= indexManager.getIndex(result);
TestSourceReader.waitUntilFileIsIndexed(index, lastFile, INDEXER_TIMEOUT_SEC * 1000);
}
BaseTestCase.waitForIndexer(result);
return result;
}
}
public static Test suite() {
return suite(IndexCompositeTests.class);
}
private static final int NONE = 0;
private static final int REFS = IIndexManager.ADD_DEPENDENCIES;
private static final int REFD = IIndexManager.ADD_DEPENDENT;
private static final int BOTH = REFS | REFD;
private static final IndexFilter FILTER= new IndexFilter() {
@Override
public boolean acceptBinding(IBinding binding) throws CoreException {
if (binding instanceof ICPPMethod) {
return !((ICPPMethod) binding).isImplicit();
}
return true;
}
};
IIndex index;
protected StringBuilder[] getContentsForTest(int blocks) throws IOException {
return TestSourceReader.getContentsForTest(
CTestPlugin.getDefault().getBundle(), "parser", getClass(), getName(), blocks);
}
// class A {};
// class B {};
public void testPairDisjointContent() throws Exception {
CharSequence[] contents = getContentsForTest(2);
List<ICProject> projects = new ArrayList<ICProject>();
try {
ProjectBuilder pb = new ProjectBuilder("projB_" + getName(), true);
pb.addFile("h1.h", contents[0]);
ICProject cprojB = pb.create();
projects.add(cprojB);
pb = new ProjectBuilder("projA_" + getName(), true);
pb.addFile("h2.h", contents[1]).addDependency(cprojB.getProject());
ICProject cprojA = pb.create();
projects.add(cprojA);
setIndex(cprojB, NONE); assertBCount(1, 1);
setIndex(cprojB, REFS); assertBCount(1, 1);
setIndex(cprojB, REFD); assertBCount(2, 2);
setIndex(cprojB, BOTH); assertBCount(2, 2);
setIndex(cprojA, NONE); assertBCount(1, 1);
setIndex(cprojA, REFS); assertBCount(2, 2);
setIndex(cprojA, REFD); assertBCount(1, 1);
setIndex(cprojA, BOTH); assertBCount(2, 2);
} finally {
for (ICProject project : projects) {
project.getProject().delete(true, true, new NullProgressMonitor());
}
}
}
// class C1 {public: int i;};
// namespace X { class C2 {}; }
// enum E {E1,E2};
// void foo(C1 c) {}
// #include "h3.h"
// class B1 {};
// namespace X { class B2 {}; }
// C1 c1;
// X::C2 c2;
// void foo(B1 c) {}
// void foo(X::C2 c) {}
// #include "h2.h"
// class A1 {};
// void foo(X::B2 c) {}
// namespace X { class A2 {}; B2 b; C2 c; }
public void testTripleLinear() throws Exception {
CharSequence[] contents = getContentsForTest(3);
List<ICProject> projects = new ArrayList<ICProject>();
try {
ProjectBuilder pb = new ProjectBuilder("projC_" + getName(), true);
pb.addFile("h3.h", contents[0]);
ICProject cprojC = pb.create();
projects.add(cprojC);
pb = new ProjectBuilder("projB_" + getName(), true);
pb.addFile("h2.h", contents[1]).addDependency(cprojC.getProject());
ICProject cprojB = pb.create();
projects.add(cprojB);
pb = new ProjectBuilder("projA_" + getName(), true);
pb.addFile("h1.h", contents[2]).addDependency(cprojB.getProject());
ICProject cprojA = pb.create();
projects.add(cprojA);
/* Defines Global, Defines Namespace, References Global, References Namespace
* projC: 6, 2, 0, 0
* projB: 6, 1, 1, 1 + projC
* projA: 3, 3, 0, 2 + projB + projC
*/
final int gC= 6, aC= gC + 2;
final int gB= 6, aB= gB + 1;
final int gA= 3, aA= gA + 3;
final int gBC= gB + gC - 1, aBC= aB + aC - 1;
final int gABC= gA + gBC - 1, aABC= aA + aBC - 1;
setIndex(cprojC, NONE);
assertBCount(gC, aC); assertNamespaceXMemberCount(1);
assertFieldCount("C1", 1);
setIndex(cprojC, REFS);
assertBCount(gC, aC);
assertNamespaceXMemberCount(1);
assertFieldCount("C1", 1);
setIndex(cprojC, REFD);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(5);
assertFieldCount("C1", 1);
setIndex(cprojC, BOTH);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(5);
assertFieldCount("C1", 1);
setIndex(cprojB, NONE);
assertBCount(gBC, aBC);
assertNamespaceXMemberCount(2);
assertFieldCount("C1", 1);
setIndex(cprojB, REFS);
assertBCount(gBC, aBC);
assertNamespaceXMemberCount(2);
assertFieldCount("C1", 1);
setIndex(cprojB, REFD);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(5);
assertFieldCount("C1", 1);
setIndex(cprojB, BOTH);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(5);
assertFieldCount("C1", 1);
setIndex(cprojA, NONE);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(5);
// binding C1 is not referenced by cprojA
setIndex(cprojA, REFS);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(5);
assertFieldCount("C1", 1);
setIndex(cprojA, REFD);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(5);
// binding C1 is not referenced by cprojA
setIndex(cprojA, BOTH);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(5);
assertFieldCount("C1", 1);
} finally {
for (ICProject project : projects) {
project.getProject().delete(true, true, new NullProgressMonitor());
}
}
}
// class B1 {};
// namespace X { class B2 {}; }
// void foo(B1 c) {}
// void foo(X::B2 c, B1 c) {}
// #include "h2.h"
// class A1 {};
// void foo(X::B2 c) {}
// namespace X { class A2 {}; }
// B1 ab;
// #include "h2.h"
// class C1 {};
// namespace X { class C2 {}; B1 b; }
// enum E {E1,E2};
// X::B2 cb;
// void foo(C1 c) {}
public void testTripleUpwardV() throws Exception {
CharSequence[] contents = getContentsForTest(3);
List<ICProject> projects = new ArrayList<ICProject>();
try {
ProjectBuilder pb = new ProjectBuilder("projB_" + getName(), true);
pb.addFile("h2.h", contents[0]);
ICProject cprojB = pb.create();
projects.add(cprojB);
pb = new ProjectBuilder("projA_" + getName(), true);
pb.addFile("h1.h", contents[1]).addDependency(cprojB.getProject());
ICProject cprojA = pb.create();
projects.add(cprojA);
pb = new ProjectBuilder("projC_" + getName(), true);
pb.addFile("h3.h", contents[2]).addDependency(cprojB.getProject());
ICProject cprojC = pb.create();
projects.add(cprojC);
/* A C |
* \ / | Depends On / References
* B V
*
* Defines Global, Defines Namespace, Ext. References Global, Ext. References Namespace
* projC: 7, 2, 1, 1
* projB: 4, 1, 0, 0
* projA: 4, 1, 1, 1
*/
final int gC= 7, aC= gC + 2;
final int gB= 4, aB= gB + 1;
final int gA= 4, aA= gA + 1;
final int gBC= gB + gC - 1, aBC= aB + aC - 1;
final int gAB= gA + gB - 1, aAB= aA + aB - 1;
final int gABC= gA + gBC - 1, aABC= aA + aBC - 1;
setIndex(cprojC, NONE);
assertBCount(gBC, aBC);
assertNamespaceXMemberCount(3);
setIndex(cprojC, REFS);
assertBCount(gBC, aBC);
assertNamespaceXMemberCount(3);
setIndex(cprojC, REFD);
assertBCount(gBC, aBC);
assertNamespaceXMemberCount(3);
setIndex(cprojC, BOTH);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(4);
setIndex(cprojB, NONE);
assertBCount(gB, aB);
assertNamespaceXMemberCount(1);
setIndex(cprojB, REFS);
assertBCount(gB, aB);
assertNamespaceXMemberCount(1);
setIndex(cprojB, REFD);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(4);
setIndex(cprojB, BOTH);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(4);
setIndex(cprojA, NONE);
assertBCount(gAB, aAB);
assertNamespaceXMemberCount(2);
setIndex(cprojA, REFS);
assertBCount(gAB, aAB);
assertNamespaceXMemberCount(2);
setIndex(cprojA, REFD);
assertBCount(gAB, aAB);
assertNamespaceXMemberCount(2);
setIndex(cprojA, BOTH);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(4);
} finally {
for (ICProject project : projects) {
project.getProject().delete(true, true, new NullProgressMonitor());
}
}
}
// class C1 {};
// namespace X { class C2 {}; }
// enum E {E1,E2};
// void foo(C1 c) {}
// #include "h3.h"
// #include "h1.h"
// class B1 {};
// namespace X { class B2 {}; C1 c; }
// void foo(A1 c) {}
// void foo(X::A2 c, B1 c) {}
// class A1 {};
// void foo(A1 a, A1 b) {}
// namespace X { class A2 {}; }
public void testTripleDownwardV() throws Exception {
CharSequence[] contents = getContentsForTest(3);
List<ICProject> projects = new ArrayList<ICProject>();
try {
ProjectBuilder pb = new ProjectBuilder("projC_" + getName(), true);
pb.addFile("h3.h", contents[0]);
ICProject cprojC = pb.create();
projects.add(cprojC);
pb = new ProjectBuilder("projA_" + getName(), true);
pb.addFile("h1.h", contents[2]);
ICProject cprojA = pb.create();
projects.add(cprojA);
pb = new ProjectBuilder("projB_" + getName(), true);
pb.addFile("h2.h", contents[1]).addDependency(cprojC.getProject()).addDependency(cprojA.getProject());
ICProject cprojB = pb.create();
projects.add(cprojB);
/* B |
* / \ | Depends On / References
* A C V
*
* Defines Global, Defines Namespace, References Global, References Namespace
* projC: 6, 1, 0, 0
* projB: 4, 2, 2, 1
* projA: 3, 1, 0, 0
*/
final int gC= 6, aC= gC + 1;
final int gB= 4, aB= gB + 2;
final int gA= 3, aA= gA + 1;
final int gBC= gB + gC - 1, aBC= aB + aC - 1;
final int gAB= gA + gB - 1, aAB= aA + aB - 1;
final int gABC= gA + gBC - 1, aABC= aA + aBC - 1;
setIndex(cprojC, NONE);
assertBCount(gC, aC);
assertNamespaceXMemberCount(1);
setIndex(cprojC, REFS);
assertBCount(gC, aC);
assertNamespaceXMemberCount(1);
setIndex(cprojC, REFD);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(4);
setIndex(cprojC, BOTH);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(4);
setIndex(cprojB, NONE);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(4);
setIndex(cprojB, REFS);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(4);
setIndex(cprojB, REFD);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(4);
setIndex(cprojB, BOTH);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(4);
setIndex(cprojA, NONE);
assertBCount(gA, aA);
assertNamespaceXMemberCount(1);
setIndex(cprojA, REFS);
assertBCount(gA, aA);
assertNamespaceXMemberCount(1);
setIndex(cprojA, REFD);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(4);
setIndex(cprojA, BOTH);
assertBCount(gABC, aABC);
assertNamespaceXMemberCount(4);
} finally {
for (ICProject project : projects) {
project.getProject().delete(true, true, new NullProgressMonitor());
}
}
}
/**
* Asserts binding counts, and returns the index tested against
* @param global the number of bindings expected to be found at global scope
* @param all the number of bindings expected to be found at all scopes
* @return the index
* @throws CoreException
*/
private IIndex assertBCount(int global, int all) throws CoreException {
IBinding[] bindings = index.findBindings(Pattern.compile(".*"), true, FILTER, new NullProgressMonitor());
assertEquals(global, bindings.length);
bindings = index.findBindings(Pattern.compile(".*"), false, FILTER, new NullProgressMonitor());
assertEquals(all, bindings.length);
return index;
}
private void assertNamespaceXMemberCount(int count) throws CoreException, DOMException {
IBinding[] bindings = index.findBindings(Pattern.compile("X"), true, FILTER, new NullProgressMonitor());
assertEquals(1, bindings.length);
assertEquals(count, ((ICPPNamespace) bindings[0]).getMemberBindings().length);
}
private void assertFieldCount(String qnPattern, int count) throws CoreException, DOMException {
IBinding[] bindings = index.findBindings(Pattern.compile(qnPattern), true, FILTER, new NullProgressMonitor());
assertEquals(1, bindings.length);
assertEquals(count, ((ICompositeType) bindings[0]).getFields().length);
}
private void setIndex(ICProject project, int options) throws CoreException, InterruptedException {
if (index != null) {
index.releaseReadLock();
}
index = CCorePlugin.getIndexManager().getIndex(project, options);
index.acquireReadLock();
}
@Override
protected void tearDown() throws Exception {
if (index != null) {
index.releaseReadLock();
index = null;
}
for (IProject project : createdProjects) {
project.delete(true, npm());
}
createdProjects.clear();
super.tearDown();
}
}