NVIIndicatorTest.java

/**
 * 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.volume;

import static eu.verdelhan.ta4j.TATestsUtils.assertDecimalEquals;
import eu.verdelhan.ta4j.Tick;
import eu.verdelhan.ta4j.TimeSeries;
import eu.verdelhan.ta4j.mocks.MockTick;
import eu.verdelhan.ta4j.mocks.MockTimeSeries;
import java.util.ArrayList;
import java.util.List;
import org.junit.Test;

public class NVIIndicatorTest {

    @Test
    public void getValue() {

        List<Tick> ticks = new ArrayList<Tick>();
        ticks.add(new MockTick(1355.69, 2739.55));
        ticks.add(new MockTick(1325.51, 3119.46));
        ticks.add(new MockTick(1335.02, 3466.88));
        ticks.add(new MockTick(1313.72, 2577.12));
        ticks.add(new MockTick(1319.99, 2480.45));
        ticks.add(new MockTick(1331.85, 2329.79));
        ticks.add(new MockTick(1329.04, 2793.07));
        ticks.add(new MockTick(1362.16, 3378.78));
        ticks.add(new MockTick(1365.51, 2417.59));
        ticks.add(new MockTick(1374.02, 1442.81));
        TimeSeries series = new MockTimeSeries(ticks);

        NVIIndicator nvi = new NVIIndicator(series);
        assertDecimalEquals(nvi.getValue(0), 1000);
        assertDecimalEquals(nvi.getValue(1), 1000);
        assertDecimalEquals(nvi.getValue(2), 1000);
        assertDecimalEquals(nvi.getValue(3), 984.0452);
        assertDecimalEquals(nvi.getValue(4), 988.7417);
        assertDecimalEquals(nvi.getValue(5), 997.6255);
        assertDecimalEquals(nvi.getValue(6), 997.6255);
        assertDecimalEquals(nvi.getValue(7), 997.6255);
        assertDecimalEquals(nvi.getValue(8), 1000.079);
        assertDecimalEquals(nvi.getValue(9), 1006.3116);
    }
}