ShardListAfterSequenceParametrised.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 org.apache.camel.component.aws.ddbstream;

import java.util.ArrayList;
import java.util.Collection;
import java.util.List;

import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;

import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertThat;

@RunWith(Parameterized.class)
public class ShardListAfterSequenceParametrised {
    private ShardList undertest;

    private final String inputSequenceNumber;
    private final String expectedShardId;

    public ShardListAfterSequenceParametrised(String inputSequenceNumber, String expectedShardId) {
        this.inputSequenceNumber = inputSequenceNumber;
        this.expectedShardId = expectedShardId;
    }

    @Parameterized.Parameters
    public static Collection<Object[]> paramaters() {
        List<Object[]> results = new ArrayList<>();
        results.add(new Object[]{"0", "a"});
        results.add(new Object[]{"3", "a"});
        results.add(new Object[]{"6", "b"});
        results.add(new Object[]{"8", "b"});
        results.add(new Object[]{"15", "c"});
        results.add(new Object[]{"16", "d"});
        results.add(new Object[]{"18", "d"});
        results.add(new Object[]{"25", "d"});
        results.add(new Object[]{"30", "d"});
        return results;
    }

    @Before
    public void setup() throws Exception {
        undertest = new ShardList();
        undertest.addAll(ShardListTest.createShardsWithSequenceNumbers(null,
                "a", "1", "5",
                "b", "8", "15",
                "c", "16", "16",
                "d", "20", null
        ));
    }

    @Test
    public void assertions() throws Exception {
        assertThat(undertest.afterSeq(inputSequenceNumber).getShardId(), is(expectedShardId));
    }
}