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/*******************************************************************************
* Copyright (c) 2007, 2013 Symbian Software Systems 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:
* QNX - Initial implementation
* Andrew Ferguson (Symbian)
*******************************************************************************/
package org.eclipse.cdt.internal.pdom.tests;
import java.util.Arrays;
import java.util.List;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPFunctionTemplate;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateInstance;
import org.eclipse.cdt.core.index.IndexFilter;
import org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPInstanceCache;
import org.eclipse.cdt.internal.core.index.IIndexFragment;
import junit.framework.Test;
public class CPPFunctionTemplateTests extends PDOMInlineCodeTestBase {
public static Test suite() {
return suite(CPPFunctionTemplateTests.class);
}
/*************************************************************************/
// template<typename X>
// void foo(X x) {}
//
// template<typename A, typename B>
// void foo(A a, B b) {}
//
// class C1 {}; class C2 {}; class C3 {};
//
// void bar() {
// foo<C1>(*new C1());
// foo<C2>(*new C2());
// foo<C3>(*new C3());
// foo<C1,C2>(*new C1(), *new C2());
// foo<C2,C3>(*new C2(), *new C3());
// foo<C3,C1>(*new C3(), *new C1());
// foo<C2,C1>(*new C2(), *new C1());
// foo<C3,C2>(*new C3(), *new C2());
// foo<C1,C3>(*new C1(), *new C3());
// }
public void testSimpleInstantiation() throws Exception {
setUpSections(1);
IBinding[] bs = pdom.findBindings(new char[][] { "foo".toCharArray() }, IndexFilter.ALL_DECLARED, npm());
assertEquals(2, bs.length);
assertInstance(bs[0], ICPPFunctionTemplate.class);
assertInstance(bs[1], ICPPFunctionTemplate.class);
boolean b = ((ICPPFunctionTemplate) bs[0]).getTemplateParameters().length == 1;
ICPPFunctionTemplate fooX = (ICPPFunctionTemplate) bs[b ? 0 : 1];
ICPPFunctionTemplate fooAB = (ICPPFunctionTemplate) bs[b ? 1 : 0];
List<ICPPTemplateInstance> instances = Arrays.asList(((ICPPInstanceCache) fooX).getAllInstances());
assertEquals(3, instances.size());
for (ICPPTemplateInstance inst : instances) {
assertEquals(1, pdom.findNames(inst, IIndexFragment.FIND_REFERENCES).length);
}
instances = Arrays.asList(((ICPPInstanceCache) fooAB).getAllInstances());
assertEquals(6, instances.size());
for (ICPPTemplateInstance inst : instances) {
assertEquals(1, pdom.findNames(inst, IIndexFragment.FIND_REFERENCES).length);
}
}
}
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