BundleFilterConcatTest.java example

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/*
 * Licensed 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 com.addthis.hydra.data.filter.bundle;

import com.addthis.bundle.core.Bundle;
import com.addthis.bundle.core.list.ListBundle;
import com.addthis.codec.config.Configs;

import org.junit.Test;

import static org.junit.Assert.assertEquals;

public class BundleFilterConcatTest {

    @Test
    public void basicJoin() throws Exception {
        BundleFilter concat = Configs.decodeObject(BundleFilterConcat.class, "in = [a, b], out = b, join = \", \"");
        Bundle bundle = new ListBundle();
        BundleFilter setup = Configs.decodeObject(
                BundleFilter.class, "chain: [{from.const: hi, to: a}, {from.const: there, to: b}]");
        setup.filter(bundle);
        concat.filter(bundle);
        assertEquals("hi, there", bundle.getValue(bundle.getFormat().getField("b")).toString());
    }
}