/*******************************************************************************
* Copyright (c) 2006, 2012 Wind River Systems, Inc. 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:
* Markus Schorn - initial API and implementation
* IBM Corporation
*******************************************************************************/
package org.eclipse.cdt.ui.tests.text.selection;
import junit.framework.Test;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.dom.IPDOMManager;
import org.eclipse.cdt.core.dom.ast.IASTName;
import org.eclipse.cdt.core.dom.ast.IASTTranslationUnit;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.IProblemBinding;
import org.eclipse.cdt.core.dom.ast.IVariable;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPMethod;
import org.eclipse.cdt.core.index.IIndex;
import org.eclipse.cdt.core.model.CoreModel;
import org.eclipse.cdt.core.model.ICProject;
import org.eclipse.cdt.core.model.ILanguage;
import org.eclipse.cdt.core.model.LanguageManager;
import org.eclipse.cdt.core.settings.model.ICConfigurationDescription;
import org.eclipse.cdt.core.testplugin.CProjectHelper;
import org.eclipse.cdt.ui.tests.BaseUITestCase;
public class ResolveBindingTests extends BaseUITestCase {
private static final int WAIT_FOR_INDEXER = 8000;
private ICProject fCProject;
private IIndex fIndex;
public ResolveBindingTests(String name) {
super(name);
}
public static Test suite() {
return suite(ResolveBindingTests.class);
}
@Override
protected void setUp() throws Exception {
super.setUp();
fCProject= CProjectHelper.createCCProject("ResolveBindingTests", "bin", IPDOMManager.ID_FAST_INDEXER);
fIndex= CCorePlugin.getIndexManager().getIndex(fCProject);
}
@Override
protected void tearDown() throws Exception {
if (fCProject != null) {
fCProject.getProject().delete(IResource.FORCE | IResource.ALWAYS_DELETE_PROJECT_CONTENT, new NullProgressMonitor());
}
super.tearDown();
}
private IASTName getSelectedName(IASTTranslationUnit astTU, int offset, int len) {
// get the language from the language manager
ILanguage language = null;
try {
IProject project = fCProject.getProject();
ICConfigurationDescription configuration = CoreModel.getDefault().getProjectDescription(project, false).getActiveConfiguration();
language = LanguageManager.getInstance().getLanguageForFile(astTU.getFilePath(), project, configuration);
} catch (CoreException e) {
fail("Unexpected exception while getting language for file.");
}
assertNotNull("No language for file " + astTU.getFilePath().toString(), language);
IASTName name= astTU.getNodeSelector(null).findName(offset, len);
assertNotNull(name);
return name;
}
private void checkBinding(IASTName name, Class<?> clazz) {
IBinding binding;
binding= name.resolveBinding();
assertNotNull("Cannot resolve binding", binding);
if (binding instanceof IProblemBinding) {
IProblemBinding problem= (IProblemBinding) binding;
fail("Cannot resolve binding: " + problem.getMessage());
}
assertTrue(clazz.isInstance(binding));
}
// {namespace-var-test}
// namespace ns {
// int var;
// void func();
// };
//
// void ns::func() {
// ++var; // r1
// ++ns::var; // r2
// }
public void testNamespaceVarBinding() throws Exception {
String content = readTaggedComment("namespace-var-test");
IFile file= createFile(fCProject.getProject(), "nsvar.cpp", content);
waitUntilFileIsIndexed(fIndex, file);
IIndex index= CCorePlugin.getIndexManager().getIndex(fCProject);
index.acquireReadLock();
try {
IASTTranslationUnit astTU= createIndexBasedAST(index, fCProject, file);
IASTName name= getSelectedName(astTU, content.indexOf("var"), 3);
IBinding binding= name.resolveBinding();
assertTrue(binding instanceof IVariable);
name= getSelectedName(astTU, content.indexOf("var; // r1"), 3);
checkBinding(name, IVariable.class);
name= getSelectedName(astTU, content.indexOf("var; // r2"), 3);
checkBinding(name, IVariable.class);
}
finally {
index.releaseReadLock();
}
}
public void testNamespaceVarBinding_156519() throws Exception {
String content = readTaggedComment("namespace-var-test");
IFile file= createFile(fCProject.getProject(), "nsvar.cpp", content);
waitUntilFileIsIndexed(fIndex, file);
IIndex index= CCorePlugin.getIndexManager().getIndex(fCProject);
index.acquireReadLock();
try {
IASTTranslationUnit astTU= createIndexBasedAST(index, fCProject, file);
IASTName name= getSelectedName(astTU, content.indexOf("var; // r1"), 3);
IBinding binding= name.resolveBinding();
checkBinding(name, IVariable.class);
name= getSelectedName(astTU, content.indexOf("var; // r2"), 3);
checkBinding(name, IVariable.class);
}
finally {
index.releaseReadLock();
}
}
// {testMethods.h}
// class MyClass {
// public:
// void method();
// };
// {testMethods.cpp}
// #include "testMethods.h"
// void MyClass::method() {
// method(); // r1
// }
//
// void func() {
// MyClass m, *n;
// m.method(); // r2
// n->method(); // r3
// }
public void testMethodBinding_158735() throws Exception {
String content = readTaggedComment("testMethods.h");
IFile hfile= createFile(fCProject.getProject(), "testMethods.h", content);
content = readTaggedComment("testMethods.cpp");
IFile cppfile= createFile(fCProject.getProject(), "testMethods.cpp", content);
waitUntilFileIsIndexed(fIndex, hfile);
IIndex index= CCorePlugin.getIndexManager().getIndex(fCProject);
index.acquireReadLock();
try {
IASTTranslationUnit astTU= createIndexBasedAST(index, fCProject, cppfile);
IASTName name= getSelectedName(astTU, content.indexOf("method"), 6);
IBinding binding= name.resolveBinding();
checkBinding(name, ICPPMethod.class);
name= getSelectedName(astTU, content.indexOf("method(); // r1"), 6);
checkBinding(name, ICPPMethod.class);
name= getSelectedName(astTU, content.indexOf("method(); // r2"), 6);
checkBinding(name, ICPPMethod.class);
name= getSelectedName(astTU, content.indexOf("method(); // r3"), 6);
checkBinding(name, ICPPMethod.class);
}
finally {
index.releaseReadLock();
}
}
}