forked from upstream-mirrors/OpenTracks
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/*
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* Copyright 2012 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*/
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package de.dennisguse.opentracks.services;
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import org.junit.Before;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.junit.runners.JUnit4;
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import java.time.Duration;
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import de.dennisguse.opentracks.services.handlers.AdaptiveLocationListenerPolicy;
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import static org.junit.Assert.assertEquals;
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/**
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* Tests the {@link AdaptiveLocationListenerPolicy}.
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*
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* @author youtaol
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*/
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@RunWith(JUnit4.class)
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public class AdaptiveLocationListenerPolicyTest {
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private static final Duration MIN = Duration.ofMillis(1000);
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private static final Duration MAX = Duration.ofMillis(3000);
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private static final int MIN_DISTANCE = 10;
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private static final Duration NEW_IDLE_TIME_BIG = Duration.ofMillis(10000);
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private static final Duration NEW_IDLE_TIME_NORMAL = Duration.ofMillis(5000);
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private static final Duration NEW_IDLE_TIME_SMALL = Duration.ofMillis(2000);
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private static final Duration NEW_IDLE_TIME_LESS_THAN_MIN = Duration.ofMillis(500);
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private AdaptiveLocationListenerPolicy adaptiveLocationListenerPolicy;
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@Before
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public void setUp() {
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adaptiveLocationListenerPolicy = new AdaptiveLocationListenerPolicy(MIN, MAX, MIN_DISTANCE);
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}
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/**
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* Tests the {@link AdaptiveLocationListenerPolicy#getDesiredPollingInterval()} in four situations.
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* <ul>
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* <li>The newIdleTime is bigger than max interval.</li>
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* <li>The newIdleTime is between min and max interval.</li>
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* <li>The newIdleTime is smaller than max interval.</li>
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* <li>The newIdleTime is smaller than the smallest interval unit.</li>
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* </ul>
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*/
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@Test
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public void testGetDesiredPollingInterval() {
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adaptiveLocationListenerPolicy.updateIdleTime(NEW_IDLE_TIME_BIG);
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assertEquals(MAX, adaptiveLocationListenerPolicy.getDesiredPollingInterval());
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adaptiveLocationListenerPolicy.updateIdleTime(NEW_IDLE_TIME_NORMAL);
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// First get the half of NEW_IDLE_TIME_NORMAL, and then round it to the nearest second.
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assertEquals(NEW_IDLE_TIME_NORMAL.dividedBy(2).getSeconds(), adaptiveLocationListenerPolicy.getDesiredPollingInterval().getSeconds());
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adaptiveLocationListenerPolicy.updateIdleTime(NEW_IDLE_TIME_SMALL);
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assertEquals(MIN, adaptiveLocationListenerPolicy.getDesiredPollingInterval());
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adaptiveLocationListenerPolicy.updateIdleTime(NEW_IDLE_TIME_LESS_THAN_MIN);
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assertEquals(MIN, adaptiveLocationListenerPolicy.getDesiredPollingInterval());
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}
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/**
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* Tests the method {@link AdaptiveLocationListenerPolicy#getMinDistance_m()}.
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*/
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@Test
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public void testGetMinDistance() {
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assertEquals(MIN_DISTANCE, adaptiveLocationListenerPolicy.getMinDistance_m());
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}
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}
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