com.cinchapi.concourse.util.TransformersTest.java Source code

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Here is the source code for com.cinchapi.concourse.util.TransformersTest.java

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/*
 * Licensed to Cinchapi Inc, under one or more contributor license
 * agreements. See the NOTICE file distributed with this work for additional
 * information regarding copyright ownership. Cinchapi Inc. 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 com.cinchapi.concourse.util;

import java.util.Set;

import org.apache.commons.lang.StringUtils;
import org.junit.Assert;
import org.junit.Test;

import com.cinchapi.concourse.test.ConcourseBaseTest;
import com.google.common.base.Function;
import com.google.common.collect.Sets;

/**
 * Unit tests for the {@link Transformers} class.
 * 
 * @author chandresh.pancholi
 */
public class TransformersTest extends ConcourseBaseTest {

    @Test
    public void testLazyTransformSet() {
        int count = Random.getScaleCount();
        Set<String> original = Sets.newHashSet();
        for (int i = 0; i < count; ++i) {
            original.add(Random.getString());
        }

        Function<String, String> function = new Function<String, String>() {

            @Override
            public String apply(String input) {
                return StringUtils.reverse(input);
            }
        };

        Assert.assertEquals(Transformers.transformSet(original, function),
                Transformers.transformSetLazily(original, function));
    }

}