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e38f80b3cb
- Rename Context to ConsistentColorSettings - Add convenience RGBFrom(CharSequence) method - Remove _angle in code SMACK-800.
153 lines
5.5 KiB
Java
153 lines
5.5 KiB
Java
/**
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*
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* Copyright © 2018 Paul Schaub
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of 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,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smackx.colors;
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import static junit.framework.TestCase.assertEquals;
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import static junit.framework.TestCase.assertTrue;
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import org.jivesoftware.smack.test.util.SmackTestSuite;
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import org.jivesoftware.smackx.colors.ConsistentColor.Deficiency;
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import org.junit.Test;
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public class ConsistentColorsTest extends SmackTestSuite {
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// Margin of error we allow due to floating point arithmetic
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private static final float EPS = 0.001f;
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private static final ConsistentColor.ConsistentColorSettings noDeficiency = new ConsistentColor.ConsistentColorSettings(Deficiency.none);
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private static final ConsistentColor.ConsistentColorSettings redGreenDeficiency = new ConsistentColor.ConsistentColorSettings(Deficiency.redGreenBlindness);
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private static final ConsistentColor.ConsistentColorSettings blueBlindnessDeficiency = new ConsistentColor.ConsistentColorSettings(Deficiency.blueBlindness);
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/*
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Below tests check the test vectors from XEP-0392 §13.2.
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*/
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@Test
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public void romeoNoDeficiencyTest() {
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String value = "Romeo";
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float[] expected = new float[] {0.281f, 0.790f, 1.000f};
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float[] actual = ConsistentColor.RGBFrom(value, noDeficiency);
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assertRGBEquals(expected, actual, EPS);
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}
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@Test
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public void romeoRedGreenBlindnessTest() {
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String value = "Romeo";
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float[] expected = new float[] {1.000f, 0.674f, 0.000f};
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float[] actual = ConsistentColor.RGBFrom(value, redGreenDeficiency);
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assertRGBEquals(expected, actual, EPS);
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}
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@Test
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public void romeoBlueBlindnessTest() {
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String value = "Romeo";
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float[] expected = new float[] {1.000f, 0.674f, 0.000f};
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float[] actual = ConsistentColor.RGBFrom(value, blueBlindnessDeficiency);
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assertRGBEquals(expected, actual, EPS);
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}
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@Test
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public void julietNoDeficiencyTest() {
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String value = "juliet@capulet.lit";
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float[] expected = new float[] {0.337f, 1.000f, 0.000f};
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float[] actual = ConsistentColor.RGBFrom(value, noDeficiency);
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assertRGBEquals(expected, actual, EPS);
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}
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@Test
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public void julietRedGreenBlindnessTest() {
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String value = "juliet@capulet.lit";
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float[] expected = new float[] {1.000f, 0.359f, 1.000f};
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float[] actual = ConsistentColor.RGBFrom(value, redGreenDeficiency);
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assertRGBEquals(expected, actual, EPS);
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}
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@Test
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public void julietBlueBlindnessTest() {
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String value = "juliet@capulet.lit";
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float[] expected = new float[] {0.337f, 1.000f, 0.000f};
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float[] actual = ConsistentColor.RGBFrom(value, blueBlindnessDeficiency);
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assertRGBEquals(expected, actual, EPS);
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}
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@Test
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public void emojiNoDeficiencyTest() {
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String value = "\uD83D\uDE3A";
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float[] expected = new float[] {0.347f, 0.756f, 1.000f};
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float[] actual = ConsistentColor.RGBFrom(value, noDeficiency);
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assertRGBEquals(expected, actual, EPS);
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}
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@Test
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public void emojiRedGreenBlindnessTest() {
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String value = "\uD83D\uDE3A";
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float[] expected = new float[] {1.000f, 0.708f, 0.000f};
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float[] actual = ConsistentColor.RGBFrom(value, redGreenDeficiency);
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assertRGBEquals(expected, actual, EPS);
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}
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@Test
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public void emojiBlueBlindnessTest() {
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String value = "\uD83D\uDE3A";
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float[] expected = new float[] {1.000f, 0.708f, 0.000f};
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float[] actual = ConsistentColor.RGBFrom(value, blueBlindnessDeficiency);
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assertRGBEquals(expected, actual, EPS);
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}
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@Test
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public void councilNoDeficiencyTest() {
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String value = "council";
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float[] expected = new float[] {0.732f, 0.560f, 1.000f};
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float[] actual = ConsistentColor.RGBFrom(value, noDeficiency);
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assertRGBEquals(expected, actual, EPS);
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}
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@Test
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public void councilRedGreenBlindnessTest() {
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String value = "council";
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float[] expected = new float[] {0.732f, 0.904f, 0.000f};
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float[] actual = ConsistentColor.RGBFrom(value, redGreenDeficiency);
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assertRGBEquals(expected, actual, EPS);
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}
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@Test
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public void councilBlueBlindnessTest() {
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String value = "council";
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float[] expected = new float[] {0.732f, 0.904f, 0.000f};
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float[] actual = ConsistentColor.RGBFrom(value, blueBlindnessDeficiency);
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assertRGBEquals(expected, actual, EPS);
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}
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/**
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* Check, whether the values of two float arrays of size 3 are pairwise equal with an allowed error of eps.
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*
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* @param expected expected values
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* @param actual actual values
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* @param eps allowed error
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*/
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private static void assertRGBEquals(float[] expected, float[] actual, float eps) {
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assertEquals(3, expected.length);
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assertEquals(3, actual.length);
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for (int i = 0; i < actual.length; i++) {
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assertTrue(Math.abs(expected[i] - actual[i]) < eps);
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}
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}
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}
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