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TradfriColorTest.java
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TradfriColorTest.java
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/**
* Copyright (c) 2014-2017 by the respective copyright holders.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*/
package org.eclipse.smarthome.binding.tradfri.internal;
import static org.junit.Assert.*;
import org.eclipse.smarthome.core.library.types.HSBType;
import org.eclipse.smarthome.core.library.types.PercentType;
import org.junit.Test;
/**
* Tests for {@link TradfriColor}.
*
* @author Holger Reichert - Initial contribution
*/
public class TradfriColorTest {
@Test
public void testFromCieKnownGood1() {
TradfriColor color = TradfriColor.fromCie(29577, 12294, 354);
assertNotNull(color);
assertEquals(254, (int) color.rgbR);
assertEquals(2, (int) color.rgbG);
assertEquals(158, (int) color.rgbB);
assertEquals(29577, (int) color.xyX);
assertEquals(12294, (int) color.xyY);
assertEquals(254, (int) color.brightness);
assertNotNull(color.hsbType);
assertEquals(323, color.hsbType.getHue().intValue());
assertEquals(99, color.hsbType.getSaturation().intValue());
assertEquals(100, color.hsbType.getBrightness().intValue());
}
@Test
public void testFromCieKnownGood2() {
TradfriColor color = TradfriColor.fromCie(19983, 37417, 84);
assertNotNull(color);
assertEquals(30, (int) color.rgbR);
assertEquals(86, (int) color.rgbG);
assertEquals(7, (int) color.rgbB);
assertEquals(19983, (int) color.xyX);
assertEquals(37417, (int) color.xyY);
assertEquals(84, (int) color.brightness);
assertNotNull(color.hsbType);
assertEquals(102, color.hsbType.getHue().intValue());
assertEquals(89, color.hsbType.getSaturation().intValue());
assertEquals(34, color.hsbType.getBrightness().intValue());
}
@Test
public void testFromCieKnownGood3() {
TradfriColor color = TradfriColor.fromCie(19983, 37417, 1);
assertNotNull(color);
assertEquals(0, (int) color.rgbR);
assertEquals(2, (int) color.rgbG);
assertEquals(0, (int) color.rgbB);
assertEquals(19983, (int) color.xyX);
assertEquals(37417, (int) color.xyY);
assertEquals(1, (int) color.brightness);
assertNotNull(color.hsbType);
assertEquals(120, color.hsbType.getHue().intValue());
assertEquals(100, color.hsbType.getSaturation().intValue());
assertEquals(1, color.hsbType.getBrightness().intValue());
}
@Test
public void testFromCieKnownGood4() {
TradfriColor color = TradfriColor.fromCie(11469, 3277, 181);
assertNotNull(color);
assertEquals(12, (int) color.rgbR);
assertEquals(0, (int) color.rgbG);
assertEquals(183, (int) color.rgbB);
assertEquals(11469, (int) color.xyX);
assertEquals(3277, (int) color.xyY);
assertEquals(181, (int) color.brightness);
assertNotNull(color.hsbType);
assertEquals(245, color.hsbType.getHue().intValue());
assertEquals(100, color.hsbType.getSaturation().intValue());
assertEquals(72, color.hsbType.getBrightness().intValue());
}
@Test
public void testFromHSBTypeKnownGood1() {
TradfriColor color = TradfriColor.fromHSBType(HSBType.RED);
assertNotNull(color);
assertEquals(254, (int) color.rgbR);
assertEquals(0, (int) color.rgbG);
assertEquals(0, (int) color.rgbB);
assertEquals(45914, (int) color.xyX);
assertEquals(19615, (int) color.xyY);
assertEquals(254, (int) color.brightness);
assertNotNull(color.hsbType);
assertEquals(0, color.hsbType.getHue().intValue());
assertEquals(100, color.hsbType.getSaturation().intValue());
assertEquals(100, color.hsbType.getBrightness().intValue());
}
@Test
public void testFromHSBTypeKnownGood2() {
TradfriColor color = TradfriColor.fromHSBType(new HSBType("0,100,1"));
assertNotNull(color);
assertEquals(2, (int) color.rgbR);
assertEquals(0, (int) color.rgbG);
assertEquals(0, (int) color.rgbB);
assertEquals(45914, (int) color.xyX);
assertEquals(19615, (int) color.xyY);
assertEquals(2, (int) color.brightness);
assertNotNull(color.hsbType);
assertEquals(0, color.hsbType.getHue().intValue());
assertEquals(100, color.hsbType.getSaturation().intValue());
assertEquals(1, color.hsbType.getBrightness().intValue());
}
@Test
public void testConversionReverse() {
// convert from HSBType
TradfriColor color = TradfriColor.fromHSBType(HSBType.GREEN);
assertNotNull(color);
assertEquals(0, (int) color.rgbR);
assertEquals(254, (int) color.rgbG); // 254 instead of 255 - only approximated calculation
assertEquals(0, (int) color.rgbB);
assertEquals(11299, (int) color.xyX);
assertEquals(48941, (int) color.xyY);
assertEquals(254, (int) color.brightness);
assertNotNull(color.hsbType);
assertEquals(120, color.hsbType.getHue().intValue());
assertEquals(100, color.hsbType.getSaturation().intValue());
assertEquals(100, color.hsbType.getBrightness().intValue());
// convert the result again based on the XY values
TradfriColor reverse = TradfriColor.fromCie(color.xyX, color.xyY, color.brightness);
assertNotNull(reverse);
assertEquals(0, (int) reverse.rgbR);
assertEquals(254, (int) reverse.rgbG);
assertEquals(0, (int) reverse.rgbB);
assertEquals(11299, (int) reverse.xyX);
assertEquals(48941, (int) reverse.xyY);
assertEquals(254, (int) reverse.brightness);
assertNotNull(reverse.hsbType);
assertEquals(120, reverse.hsbType.getHue().intValue());
assertEquals(100, reverse.hsbType.getSaturation().intValue());
assertEquals(100, reverse.hsbType.getBrightness().intValue());
}
@Test
public void testFromColorTemperatureMinMiddleMax() {
// coldest color temperature -> preset 1
TradfriColor colorMin = TradfriColor.fromColorTemperature(PercentType.ZERO);
assertNotNull(colorMin);
assertEquals(24933, (int) colorMin.xyX);
assertEquals(24691, (int) colorMin.xyY);
// middle color temperature -> preset 2
TradfriColor colorMiddle = TradfriColor.fromColorTemperature(new PercentType(50));
assertNotNull(colorMiddle);
assertEquals(30138, (int) colorMiddle.xyX);
assertEquals(26909, (int) colorMiddle.xyY);
// warmest color temperature -> preset 3
TradfriColor colorMax = TradfriColor.fromColorTemperature(PercentType.HUNDRED);
assertNotNull(colorMax);
assertEquals(33137, (int) colorMax.xyX);
assertEquals(27211, (int) colorMax.xyY);
}
@Test
public void testFromColorTemperatureInbetween() {
// 30 percent must be between preset 1 and 2
TradfriColor color2 = TradfriColor.fromColorTemperature(new PercentType(30));
assertNotNull(color2);
assertEquals(28056, (int) color2.xyX);
assertEquals(26022, (int) color2.xyY);
// 70 percent must be between preset 2 and 3
TradfriColor color3 = TradfriColor.fromColorTemperature(new PercentType(70));
assertNotNull(color3);
assertEquals(31338, (int) color3.xyX);
assertEquals(27030, (int) color3.xyY);
}
@Test
public void testCalculateColorTemperature() {
// preset 1 -> coldest -> 0 percent
PercentType preset1 = TradfriColor.calculateColorTemperature(24933, 24691);
assertEquals(0, preset1.intValue());
// preset 2 -> middle -> 50 percent
PercentType preset2 = TradfriColor.calculateColorTemperature(30138, 26909);
assertEquals(50, preset2.intValue());
// preset 3 -> warmest -> 100 percent
PercentType preset3 = TradfriColor.calculateColorTemperature(33137, 27211);
assertEquals(100, preset3.intValue());
// preset 3 -> warmest -> 100 percent
PercentType colder = TradfriColor.calculateColorTemperature(22222, 23333);
assertEquals(0, colder.intValue());
// preset 3 -> warmest -> 100 percent
PercentType temp3 = TradfriColor.calculateColorTemperature(34000, 34000);
assertEquals(100, temp3.intValue());
// mixed case 1
PercentType mixed1 = TradfriColor.calculateColorTemperature(0, 1000000);
assertEquals(0, mixed1.intValue());
// mixed case 1
PercentType mixed2 = TradfriColor.calculateColorTemperature(1000000, 0);
assertEquals(100, mixed2.intValue());
}
}