/*
 * Copyright (C) 2015-2016 Federico Tomassetti
 * Copyright (C) 2017-2024 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.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;

import com.github.javaparser.JavaParser;
import com.github.javaparser.ast.body.MethodDeclaration;
import com.github.javaparser.ast.type.Type;
import com.github.javaparser.resolution.UnsolvedSymbolException;
import com.github.javaparser.symbolsolver.resolution.AbstractResolutionTest;
import java.util.Optional;
import org.junit.jupiter.api.Test;

class Issue3045Test extends AbstractResolutionTest {

    @Test
    void createAnonymousClassWithUnsolvableParent() {
        String sourceCode = "import com.google.common.base.Function;\n" + "public class A {\n"
                + "    private static final Function<Object, Object> MAP = new Function<Object, Object>() {\n"
                + "        @Override\n"
                + "        public Object apply(Object input) {\n"
                + "            return null;\n"
                + "        }\n"
                + "    };\n"
                + "}";

        // Create the parser
        JavaParser parser = createParserWithResolver(defaultTypeSolver());

        // Get the method return type that is declared inside of anonymous class
        Optional<Type> methodType = parser.parse(sourceCode)
                .getResult()
                .flatMap(cu -> cu.findFirst(MethodDeclaration.class))
                .map(MethodDeclaration::getType);
        assertTrue(methodType.isPresent());

        // Try to resolve the given type and expect an unsolved exception
        assertThrows(UnsolvedSymbolException.class, methodType.get()::resolve);
    }
}
