/*
* 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.kafka.streams.kstream;
import org.junit.Test;
import java.util.Map;
import static org.junit.Assert.assertEquals;
public class WindowsTest {
private class TestWindows extends Windows {
@Override
public Map windowsFor(long timestamp) {
return null;
}
@Override
public long size() {
return 0;
}
}
@Test
public void shouldSetNumberOfSegments() {
final int anySegmentSizeLargerThanOne = 5;
assertEquals(anySegmentSizeLargerThanOne, new TestWindows().segments(anySegmentSizeLargerThanOne).segments);
}
@Test
public void shouldSetWindowRetentionTime() {
final int anyNotNegativeRetentionTime = 42;
assertEquals(anyNotNegativeRetentionTime, new TestWindows().until(anyNotNegativeRetentionTime).maintainMs());
}
@Test(expected = IllegalArgumentException.class)
public void numberOfSegmentsMustBeAtLeastTwo() {
new TestWindows().segments(1);
}
@Test(expected = IllegalArgumentException.class)
public void retentionTimeMustNotBeNegative() {
new TestWindows().until(-1);
}
}