Issue3087Test.java

/*
 * Copyright (C) 2013-2024 The JavaParser Team.
 *
 * This file is part of JavaParser.
 *
 * JavaParser can be used either under the terms of
 * a) the GNU Lesser General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 * b) the terms of the Apache License
 *
 * You should have received a copy of both licenses in LICENCE.LGPL and
 * LICENCE.APACHE. Please refer to those files for details.
 *
 * JavaParser is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 */

package com.github.javaparser.symbolsolver;

import static org.junit.jupiter.api.Assertions.fail;

import com.github.javaparser.StaticJavaParser;
import com.github.javaparser.ast.CompilationUnit;
import com.github.javaparser.ast.body.ClassOrInterfaceDeclaration;
import com.github.javaparser.resolution.declarations.ResolvedReferenceTypeDeclaration;
import com.github.javaparser.symbolsolver.resolution.AbstractResolutionTest;
import com.github.javaparser.symbolsolver.resolution.typesolvers.ReflectionTypeSolver;
import org.junit.jupiter.api.Test;

public class Issue3087Test extends AbstractResolutionTest {

    @Test
    void testCompilationUnitWithTwoClassesWithTheSameName() {
        // Setup symbol solver
        StaticJavaParser.getConfiguration().setSymbolResolver(new JavaSymbolSolver(new ReflectionTypeSolver()));
        // Setup source code
        String sourceCode = "class A {\n" + "\n"
                + "    class EntrySetImpl implements EntrySet<Object, Object> {}\n"
                + "\n"
                + "    class Bar {\n"
                + "        private class EntrySet {}\n"
                + "    }\n"
                + "\n"
                + "    interface EntrySet<K, V> {}\n"
                + "\n"
                + "}\n";
        CompilationUnit cu = StaticJavaParser.parse(sourceCode);

        // Resolve the EntrySetImpl class and try to get its ancestors
        ClassOrInterfaceDeclaration coid = cu.findFirst(ClassOrInterfaceDeclaration.class, c -> c.getNameAsString()
                        .equals("EntrySetImpl"))
                .get();

        ResolvedReferenceTypeDeclaration resolvedClass = coid.resolve();
        try {
            resolvedClass.getAncestors();
        } catch (IllegalArgumentException e) {
            fail("Unable to resolve class EntrySet<Object, Object>", e);
        }
    }
}