/*
 * 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.assertFalse;
import static org.junit.jupiter.api.Assertions.assertTrue;

import com.github.javaparser.JavaParserAdapter;
import com.github.javaparser.ast.CompilationUnit;
import com.github.javaparser.ast.expr.ObjectCreationExpr;
import com.github.javaparser.resolution.declarations.ResolvedReferenceTypeDeclaration;
import com.github.javaparser.resolution.declarations.ResolvedTypeParameterDeclaration;
import com.github.javaparser.resolution.types.ResolvedType;
import com.github.javaparser.symbolsolver.resolution.AbstractResolutionTest;
import com.github.javaparser.utils.Pair;
import java.util.List;
import org.junit.jupiter.api.Test;

public class Issue3184Test extends AbstractResolutionTest {

    @Test
    void test() {
        String code = "public class Program {\n" + "\n"
                + "    public static class InnerClass<T> {\n"
                + "       void method1() {\n"
                + "           new InnerClass<T>();\n"
                + // Buggy
                "       }\n"
                + "       <T1> void method2() {\n"
                + "           new InnerClass<T1>();\n"
                + // OK
                "           new InnerClass<T>();\n"
                + // Buggy
                "       }\n"
                + "    }\n"
                + "}";

        CompilationUnit cu = JavaParserAdapter.of(createParserWithResolver(defaultTypeSolver()))
                .parse(code);
        List<ObjectCreationExpr> objCrtExprs = cu.findAll(ObjectCreationExpr.class);
        objCrtExprs.forEach(expr -> {
            ResolvedType resRefType = expr.getType().resolve();
            ResolvedReferenceTypeDeclaration resRefTypeDecl =
                    resRefType.asReferenceType().getTypeDeclaration().get();
            List<ResolvedTypeParameterDeclaration> resTypeParamsDecl = resRefTypeDecl.getTypeParameters();
            List<Pair<ResolvedTypeParameterDeclaration, ResolvedType>> resTypeParamsDeclMap =
                    resRefType.asReferenceType().getTypeParametersMap();
            assertFalse(resTypeParamsDecl.isEmpty());
            assertFalse(resTypeParamsDeclMap.isEmpty());
            for (Pair<ResolvedTypeParameterDeclaration, ResolvedType> resTypeParamsDeclPair : resTypeParamsDeclMap) {
                assertTrue(resTypeParamsDeclPair.b.isTypeVariable());
            }
        });
    }
}
