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package org.eclipse.cdt.internal.pdom.tests;
import junit.framework.Test;
import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.dom.IPDOMManager;
import org.eclipse.cdt.core.index.IIndexBinding;
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.util.BaseTestCase;
import org.eclipse.cdt.core.testplugin.util.TestSourceReader;
import org.eclipse.cdt.internal.core.CCoreInternals;
import org.eclipse.cdt.internal.core.pdom.PDOM;
import org.eclipse.cdt.internal.core.pdom.dom.IPDOMIterator;
import org.eclipse.cdt.internal.core.pdom.dom.PDOMBinding;
import org.eclipse.cdt.internal.core.pdom.dom.PDOMName;
import org.eclipse.cdt.internal.core.pdom.indexer.IndexerPreferences;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.NullProgressMonitor;
public class PDOMNameTests extends BaseTestCase {
private ICProject cproject;
public static Test suite() {
return suite(PDOMNameTests.class);
}
@Override
protected void setUp() throws Exception {
super.setUp();
cproject= CProjectHelper.createCCProject("PDOMNameTest"+System.currentTimeMillis(), "bin", IPDOMManager.ID_FAST_INDEXER);
waitForIndexer(cproject);
}
@Override
protected void tearDown() throws Exception {
if (cproject != null) {
cproject.getProject().delete(IResource.FORCE | IResource.ALWAYS_DELETE_PROJECT_CONTENT, new NullProgressMonitor());
}
super.tearDown();
}
public void testExternalReferences() throws Exception {
IProject project = cproject.getProject();
TestSourceReader.createFile(project, "file.cpp", "extern void func_cpp() { func_cpp(); }");
TestSourceReader.createFile(project, "file.c", "extern void func_c() { func_c(); }");
IndexerPreferences.set(project, IndexerPreferences.KEY_INDEXER_ID, IPDOMManager.ID_FAST_INDEXER);
CCorePlugin.getIndexManager().reindex(cproject);
waitForIndexer(cproject);
PDOM pdom = (PDOM) CCoreInternals.getPDOMManager().getPDOM(cproject);
pdom.acquireWriteLock();
try {
IIndexBinding[] bindings = pdom.findBindings(new char[][]{"func_cpp".toCharArray()}, IndexFilter.ALL, npm());
assertEquals(1, bindings.length);
assertTrue(bindings[0] instanceof PDOMBinding);
PDOMBinding binding_cpp = (PDOMBinding) bindings[0];
PDOMName name_cpp = binding_cpp.getFirstReference();
assertNotNull(name_cpp);
assertSame(binding_cpp.getLinkage(), name_cpp.getLinkage());
bindings = pdom.findBindings(new char[][]{"func_c".toCharArray()}, IndexFilter.ALL, npm());
assertEquals(1, bindings.length);
assertTrue(bindings[0] instanceof PDOMBinding);
PDOMBinding binding_c = (PDOMBinding) bindings[0];
PDOMName name_c = binding_c.getFirstReference();
assertNotNull(name_c);
assertSame(binding_c.getLinkage(), name_c.getLinkage());
// Check that the external references list is currently empty.
IPDOMIterator<PDOMName> extNames = binding_cpp.getExternalReferences();
assertNotNull(extNames);
assertFalse(extNames.hasNext());
// Make sure the C++ binding and the C name are in different linkages, then add the name
// as an external reference of the binding.
assertNotSame(binding_cpp.getLinkage(), name_c.getLinkage());
binding_cpp.addReference(name_c);
// Make sure there is an external reference, then retrieve it. Then make sure there
// aren't anymore external references.
extNames = binding_cpp.getExternalReferences();
assertNotNull(extNames);
assertTrue(extNames.hasNext());
PDOMName extRef = extNames.next();
assertNotNull(extRef);
assertFalse(extNames.hasNext());
// Check that the external reference is the same as the C name that was added, that the
// external reference does not have the same linkage as the binding, and that it does
// have the same linkage as the initial name.
assertSame(name_c.getLinkage(), extRef.getLinkage());
assertEquals(name_c.getRecord(), extRef.getRecord());
assertNotSame(binding_cpp.getLinkage(), extRef.getLinkage());
assertSame(binding_c.getLinkage(), extRef.getLinkage());
} finally {
pdom.releaseWriteLock();
}
}
}
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