/*******************************************************************************
* Copyright 2014 See AUTHORS file.
*
* 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.badlogic.ashley.systems;
import org.junit.Test;
import com.badlogic.ashley.core.Engine;
import static org.junit.Assert.*;
public class IntervalSystemTest {
private static final float deltaTime = 0.1f;
private static class IntervalSystemSpy extends IntervalSystem {
public int numUpdates;
public IntervalSystemSpy() {
super(deltaTime * 2.0f);
}
@Override
protected void updateInterval() {
++numUpdates;
}
}
@Test
public void intervalSystem(){
Engine engine = new Engine();
IntervalSystemSpy intervalSystemSpy = new IntervalSystemSpy();
engine.addSystem(intervalSystemSpy);
for (int i = 1; i <= 10; ++i) {
engine.update(deltaTime);
assertEquals(i / 2, intervalSystemSpy.numUpdates);
}
}
}