java-design-patterns/pipeline/src/test/java/com.iluwatar.pipeline/PipelineTest.java

/**
 * The MIT License
 * Copyright (c) 2014 Ilkka Seppälä
 * <p>
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * <p>
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * <p>
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package com.iluwatar.pipeline;

import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertArrayEquals;

/**
 * Test for {@link Pipeline}
 */
public class PipelineTest {

  @Test
  public void testAddHandlersToPipeline() {
    Pipeline<String, char[]> filters = new Pipeline<>(new RemoveAlphabetsHandler())
        .addHandler(new RemoveDigitsHandler())
        .addHandler(new ConvertToCharArrayHandler());

    assertArrayEquals(
        new char[] {'#', '!', '(', '&', '%', '#', '!'},
        filters.execute("#H!E(L&L0O%THE3R#34E!")
    );
  }
}