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/*******************************************************************************
* Copyright (c) 2006, 2012 Symbian Software and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Andrew Ferguson (Symbian) - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.pdom.tests;
import java.util.regex.Pattern;
import junit.framework.TestSuite;
import org.eclipse.cdt.core.dom.ILinkage;
import org.eclipse.cdt.core.dom.ast.IBasicType;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.IPointerType;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPClassType;
import org.eclipse.cdt.core.index.IndexFilter;
import org.eclipse.cdt.core.model.ICProject;
import org.eclipse.cdt.internal.core.CCoreInternals;
import org.eclipse.cdt.internal.core.pdom.PDOM;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.NullProgressMonitor;
/**
* Test overloaded symbols are correctly resolved when in a common header. This
* is of interested with the Fast Indexer, as binding resolution occurs purely on
* AST information (as opposed to adapting a non-PDOM binding to a PDOM binding)
*/
public class OverloadsWithinCommonHeaderTests extends PDOMTestBase {
protected PDOM pdom;
public static TestSuite suite() {
return suite(OverloadsWithinCommonHeaderTests.class);
}
@Override
protected void setUp() throws Exception {
if (pdom == null) {
ICProject project = createProject("overloadsWithinCommonHeader", true);
pdom = (PDOM) CCoreInternals.getPDOMManager().getPDOM(project);
}
pdom.acquireReadLock();
}
@Override
protected void tearDown() throws Exception {
pdom.releaseReadLock();
}
public void testOverloadedInCommonHeader_ClassScope() throws CoreException {
Pattern[] ManyOverloadedQuxPath = makePatternArray(new String[] { "ManyOverloaded", "qux" });
IBinding[] ManyOverloadedQux = pdom.findBindings(ManyOverloadedQuxPath, true, IndexFilter.ALL,
new NullProgressMonitor());
assertEquals(5, ManyOverloadedQux.length);
// ManyOverloaded.qux()
assertFunctionRefCount(new Class[0], ManyOverloadedQux, 2);
// ManyOverloaded.qux(int)
assertFunctionRefCount(new Class[] { IBasicType.class }, ManyOverloadedQux, 4);
// ManyOverloaded.qux(int,char)
assertFunctionRefCount(new Class[] { IBasicType.class, IBasicType.class }, ManyOverloadedQux, 6);
// ManyOverloaded.qux(ManyOverloaded*)
assertFunctionRefCount(new Class[] { IPointerType.class }, ManyOverloadedQux, 8);
// ManyOverloaded.qux(ManyOverloaded)
assertFunctionRefCount(new Class[] { ICPPClassType.class }, ManyOverloadedQux, 10);
}
public void testOverloadedInCommonHeader_FileScope() throws CoreException {
Pattern[] QuuxPath = makePatternArray(new String[] { "quux" });
IBinding[] Quux = pdom.findBindings(QuuxPath, true, IndexFilter.getFilter(ILinkage.CPP_LINKAGE_ID),
new NullProgressMonitor());
assertEquals(5, Quux.length);
// (file scope) quux()
assertFunctionRefCount(new Class[0], Quux, 4);
// (file scope) quux(int,char)
assertFunctionRefCount(new Class[] { IBasicType.class }, Quux, 6);
// (file scope) quux(int,char)
assertFunctionRefCount(new Class[] { IBasicType.class, IBasicType.class }, Quux, 8);
// (file scope) quux(ManyOverloaded*)
assertFunctionRefCount(new Class[] { IPointerType.class }, Quux, 10);
// (file scope) quux(ManyOverloaded)
assertFunctionRefCount(new Class[] { ICPPClassType.class }, Quux, 12);
}
public void testOverloadedInCommonHeader_NamespaceScope() throws CoreException {
Pattern[] GraultPath = makePatternArray(new String[] { "corge", "grault" });
IBinding[] Grault = pdom.findBindings(GraultPath, true, IndexFilter.getFilter(ILinkage.CPP_LINKAGE_ID),
new NullProgressMonitor());
assertEquals(5, Grault.length);
// corge::grault()
assertFunctionRefCount(new Class[0], Grault, 6);
// corge::grault(int,char)
assertFunctionRefCount(new Class[] { IBasicType.class }, Grault, 8);
// corge::grault(int,char)
assertFunctionRefCount(new Class[] { IBasicType.class, IBasicType.class }, Grault, 10);
// corge::grault(ManyOverloaded*)
assertFunctionRefCount(new Class[] { IPointerType.class }, Grault, 12);
// corge::grault(ManyOverloaded)
assertFunctionRefCount(new Class[] { ICPPClassType.class }, Grault, 14);
}
public void testOverloadedInCommonHeader_NamespaceScope_Collides_With_Filescope() throws CoreException {
Pattern[] ns2Path = makePatternArray(new String[] { "ns2", "quux" });
IBinding[] ns2 = pdom.findBindings(ns2Path, true, IndexFilter.getFilter(ILinkage.CPP_LINKAGE_ID),
new NullProgressMonitor());
assertEquals(5, ns2.length);
// ns2::quux()
assertFunctionRefCount(new Class[0], ns2, 16);
// ns2::quux(int,char)
assertFunctionRefCount(new Class[] { IBasicType.class }, ns2, 20);
// ns2::quux(int,char)
assertFunctionRefCount(new Class[] { IBasicType.class, IBasicType.class }, ns2, 24);
// ns2::quux(ManyOverloaded*)
assertFunctionRefCount(new Class[] { IPointerType.class }, ns2, 28);
// ns2::quux(ManyOverloaded)
assertFunctionRefCount(new Class[] { ICPPClassType.class }, ns2, 32);
}
protected void assertFunctionRefCount(Class[] args, IBinding[] bindingPool, int refCount) throws CoreException {
assertFunctionRefCount(pdom, args, bindingPool, refCount);
}
}
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