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Merge branch '4.2'

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Florian Schmaus 2018-02-21 20:13:05 +01:00
commit a48e8ef843
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smack-experimental/src/test/java/org/jivesoftware/smackx/colors/ConsistentColorsTest.java Normal file
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/**
*
* Copyright © 2018 Paul Schaub
*
* 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 org.jivesoftware.smackx.colors;
import static junit.framework.TestCase.assertEquals;
import static junit.framework.TestCase.assertTrue;
import org.jivesoftware.smack.test.util.SmackTestSuite;
import org.jivesoftware.smackx.colors.ConsistentColor.Deficiency;
import org.junit.Test;
public class ConsistentColorsTest extends SmackTestSuite {
// Margin of error we allow due to floating point arithmetic
private static final float EPS = 0.001f;
private static final ConsistentColor.ConsistentColorSettings noDeficiency = new ConsistentColor.ConsistentColorSettings(Deficiency.none);
private static final ConsistentColor.ConsistentColorSettings redGreenDeficiency = new ConsistentColor.ConsistentColorSettings(Deficiency.redGreenBlindness);
private static final ConsistentColor.ConsistentColorSettings blueBlindnessDeficiency = new ConsistentColor.ConsistentColorSettings(Deficiency.blueBlindness);
/*
Below tests check the test vectors from XEP-0392 §13.2.
*/
@Test
public void romeoNoDeficiencyTest() {
String value = "Romeo";
float[] expected = new float[] {0.281f, 0.790f, 1.000f};
float[] actual = ConsistentColor.RGBFrom(value, noDeficiency);
assertRGBEquals(expected, actual, EPS);
}
@Test
public void romeoRedGreenBlindnessTest() {
String value = "Romeo";
float[] expected = new float[] {1.000f, 0.674f, 0.000f};
float[] actual = ConsistentColor.RGBFrom(value, redGreenDeficiency);
assertRGBEquals(expected, actual, EPS);
}
@Test
public void romeoBlueBlindnessTest() {
String value = "Romeo";
float[] expected = new float[] {1.000f, 0.674f, 0.000f};
float[] actual = ConsistentColor.RGBFrom(value, blueBlindnessDeficiency);
assertRGBEquals(expected, actual, EPS);
}
@Test
public void julietNoDeficiencyTest() {
String value = "juliet@capulet.lit";
float[] expected = new float[] {0.337f, 1.000f, 0.000f};
float[] actual = ConsistentColor.RGBFrom(value, noDeficiency);
assertRGBEquals(expected, actual, EPS);
}
@Test
public void julietRedGreenBlindnessTest() {
String value = "juliet@capulet.lit";
float[] expected = new float[] {1.000f, 0.359f, 1.000f};
float[] actual = ConsistentColor.RGBFrom(value, redGreenDeficiency);
assertRGBEquals(expected, actual, EPS);
}
@Test
public void julietBlueBlindnessTest() {
String value = "juliet@capulet.lit";
float[] expected = new float[] {0.337f, 1.000f, 0.000f};
float[] actual = ConsistentColor.RGBFrom(value, blueBlindnessDeficiency);
assertRGBEquals(expected, actual, EPS);
}
@Test
public void emojiNoDeficiencyTest() {
String value = "\uD83D\uDE3A";
float[] expected = new float[] {0.347f, 0.756f, 1.000f};
float[] actual = ConsistentColor.RGBFrom(value, noDeficiency);
assertRGBEquals(expected, actual, EPS);
}
@Test
public void emojiRedGreenBlindnessTest() {
String value = "\uD83D\uDE3A";
float[] expected = new float[] {1.000f, 0.708f, 0.000f};
float[] actual = ConsistentColor.RGBFrom(value, redGreenDeficiency);
assertRGBEquals(expected, actual, EPS);
}
@Test
public void emojiBlueBlindnessTest() {
String value = "\uD83D\uDE3A";
float[] expected = new float[] {1.000f, 0.708f, 0.000f};
float[] actual = ConsistentColor.RGBFrom(value, blueBlindnessDeficiency);
assertRGBEquals(expected, actual, EPS);
}
@Test
public void councilNoDeficiencyTest() {
String value = "council";
float[] expected = new float[] {0.732f, 0.560f, 1.000f};
float[] actual = ConsistentColor.RGBFrom(value, noDeficiency);
assertRGBEquals(expected, actual, EPS);
}
@Test
public void councilRedGreenBlindnessTest() {
String value = "council";
float[] expected = new float[] {0.732f, 0.904f, 0.000f};
float[] actual = ConsistentColor.RGBFrom(value, redGreenDeficiency);
assertRGBEquals(expected, actual, EPS);
}
@Test
public void councilBlueBlindnessTest() {
String value = "council";
float[] expected = new float[] {0.732f, 0.904f, 0.000f};
float[] actual = ConsistentColor.RGBFrom(value, blueBlindnessDeficiency);
assertRGBEquals(expected, actual, EPS);
}
/**
* Check, whether the values of two float arrays of size 3 are pairwise equal with an allowed error of eps.
*
* @param expected expected values
* @param actual actual values
* @param eps allowed error
*/
private static void assertRGBEquals(float[] expected, float[] actual, float eps) {
assertEquals(3, expected.length);
assertEquals(3, actual.length);
for (int i = 0; i < actual.length; i++) {
assertTrue(Math.abs(expected[i] - actual[i]) < eps);
}
}
}