freemarker-core/src/test/java/freemarker/core/LamdaAndEscapeTest.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package freemarker.core;

import org.junit.Test;

import freemarker.test.TemplateTest;

public class LamdaAndEscapeTest extends TemplateTest {

    @Test
    public void testSubstitutionInLambdaLHO() throws Exception {
        assertErrorContains("<#escape myPlaceholder as ['a', 'b', 'c']?map(myPlaceholder -> 'x')>${'X'}</#escape>",
                "myPlaceholder", "lambda");
    }

    @Test
    public void testSubstitutionInLambdaRHO() throws Exception {
        assertOutput("<#escape x as ['a', 'b', 'c']?map(it -> it + x)?join(', ')>" +
                "${'X'}" +
                "</#escape>",
                "aX, bX, cX");
    }

}