MethodCallExprTest.java

/*
 * Copyright (C) 2007-2010 J��lio Vilmar Gesser.
 * Copyright (C) 2011, 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.ast.expr;

import static com.github.javaparser.StaticJavaParser.parseExpression;
import static java.util.Optional.empty;
import static org.junit.jupiter.api.Assertions.assertEquals;

import org.junit.jupiter.api.Test;

class MethodCallExprTest {

    @Test
    void replaceLambdaIssue1290() {
        MethodCallExpr methodCallExpr =
                parseExpression("callSomeFun(r -> r instanceof SomeType)").asMethodCallExpr();
        LambdaExpr lambdaExpr = methodCallExpr.getArgument(0).asLambdaExpr();
        MethodCallExpr lambdaWrapper = new MethodCallExpr("lambdaWrapper");
        lambdaExpr.replace(lambdaWrapper);

        assertEquals(2, methodCallExpr.getChildNodes().size());
        assertEquals(empty(), lambdaExpr.getParentNode());
    }
}