/**
* The MIT License (MIT)
*
* Copyright (c) 2014-2017 Marc de Verdelhan & respective authors (see AUTHORS)
*
* 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:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* 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 eu.verdelhan.ta4j.indicators.trackers;
import static eu.verdelhan.ta4j.TATestsUtils.assertDecimalEquals;
import java.util.ArrayList;
import java.util.List;
import org.junit.Before;
import org.junit.Test;
import eu.verdelhan.ta4j.Tick;
import eu.verdelhan.ta4j.TimeSeries;
import eu.verdelhan.ta4j.mocks.MockTick;
import eu.verdelhan.ta4j.mocks.MockTimeSeries;
/**
* The Class RandomWalkIndexLowIndicatorTest.
*/
public class RandomWalkIndexLowIndicatorTest {
protected TimeSeries data;
@Before
public void setUp() {
List<Tick> ticks = new ArrayList<Tick>();
ticks.add(new MockTick(44.98, 45.05, 45.17, 44.96));
ticks.add(new MockTick(45.05, 45.10, 45.15, 44.99));
ticks.add(new MockTick(45.11, 45.19, 45.32, 45.11));
ticks.add(new MockTick(45.19, 45.14, 45.25, 45.04));
ticks.add(new MockTick(45.12, 45.15, 45.20, 45.10));
ticks.add(new MockTick(45.15, 45.14, 45.20, 45.10));
ticks.add(new MockTick(45.13, 45.10, 45.16, 45.07));
ticks.add(new MockTick(45.12, 45.15, 45.22, 45.10));
ticks.add(new MockTick(45.15, 45.22, 45.27, 45.14));
ticks.add(new MockTick(45.24, 45.43, 45.45, 45.20));
ticks.add(new MockTick(45.43, 45.44, 45.50, 45.39));
ticks.add(new MockTick(45.43, 45.55, 45.60, 45.35));
ticks.add(new MockTick(45.58, 45.55, 45.61, 45.39));
ticks.add(new MockTick(45.45, 45.01, 45.55, 44.80));
ticks.add(new MockTick(45.03, 44.23, 45.04, 44.17));
ticks.add(new MockTick(44.23, 43.95, 44.29, 43.81));
ticks.add(new MockTick(43.91, 43.08, 43.99, 43.08));
ticks.add(new MockTick(43.07, 43.55, 43.65, 43.06));
ticks.add(new MockTick(43.56, 43.95, 43.99, 43.53));
ticks.add(new MockTick(43.93, 44.47, 44.58, 43.93));
data = new MockTimeSeries(ticks);
}
@Test
public void randomWalkIndexLow() {
RandomWalkIndexLowIndicator rwil = new RandomWalkIndexLowIndicator(data, 5);
assertDecimalEquals(rwil.getValue(6), 0.0997);
assertDecimalEquals(rwil.getValue(7), 0.3162);
assertDecimalEquals(rwil.getValue(8), 0.1789);
assertDecimalEquals(rwil.getValue(9), 0.0000);
assertDecimalEquals(rwil.getValue(10), -0.3571);
assertDecimalEquals(rwil.getValue(11), -0.3535);
assertDecimalEquals(rwil.getValue(12), -0.3217);
assertDecimalEquals(rwil.getValue(13), 0.6200);
assertDecimalEquals(rwil.getValue(14), 1.2857);
assertDecimalEquals(rwil.getValue(15), 1.6714);
assertDecimalEquals(rwil.getValue(16), 2.0726);
assertDecimalEquals(rwil.getValue(17), 2.0622);
assertDecimalEquals(rwil.getValue(18), 1.6905);
}
}