| /******************************************************************************* |
| * Copyright (c) 2015, 2016 IBM Corporation and others. |
| * 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 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * Red Hat Inc. - Bug 462631 |
| *******************************************************************************/ |
| package org.eclipse.swt.tests.junit; |
| |
| import static org.junit.Assert.fail; |
| |
| import org.eclipse.swt.graphics.RGBA; |
| import org.junit.Test; |
| |
| /** |
| * Automated Test Suite for class org.eclipse.swt.graphics.RGBA |
| * |
| * @see org.eclipse.swt.graphics.RGBA |
| */ |
| public class Test_org_eclipse_swt_graphics_RGBA { |
| |
| @Test |
| public void test_ConstructorIIII() { |
| // Test RGBA(int red, int green, int blue, int alpha) |
| new RGBA(20,100,200,255); |
| |
| new RGBA(0,0,0,0); |
| |
| |
| |
| try { |
| new RGBA(-1, 20, 50, 255); |
| fail("No exception thrown for red < 0"); |
| } |
| catch (IllegalArgumentException e) { |
| } |
| |
| try { |
| new RGBA(256, 20, 50, 255); |
| fail("No exception thrown for red > 255"); |
| } |
| catch (IllegalArgumentException e) { |
| } |
| |
| try { |
| new RGBA(20, -1, 50, 0); |
| fail("No exception thrown for green < 0"); |
| } |
| catch (IllegalArgumentException e) { |
| } |
| |
| try { |
| new RGBA(20, 256, 50, 0); |
| fail("No exception thrown for green > 255"); |
| } |
| catch (IllegalArgumentException e) { |
| } |
| |
| try { |
| new RGBA(20, 50, -1, 0); |
| fail("No exception thrown for blue < 0"); |
| } |
| catch (IllegalArgumentException e) { |
| } |
| |
| try { |
| new RGBA(20, 50, 256, 0); |
| fail("No exception thrown for blue > 255"); |
| } |
| catch (IllegalArgumentException e) { |
| } |
| |
| try { |
| new RGBA(20, 50, 10, -1); |
| fail("No exception thrown for alpha < 0"); |
| } |
| catch (IllegalArgumentException e) { |
| } |
| |
| try { |
| new RGBA(20, 50, 10, 256); |
| fail("No exception thrown for alpha > 255"); |
| } |
| catch (IllegalArgumentException e) { |
| } |
| } |
| |
| @Test |
| public void test_ConstructorFFFF() { |
| |
| new RGBA(0f,0f,0f,0f); |
| |
| new RGBA(0f,1f,0f,0f); |
| new RGBA(0f,0f,1f,1f); |
| new RGBA(0f,0.6f,0.4f,0.8f); |
| new RGBA(1f,0f,1f,1f); |
| new RGBA(1f,1f,1f,1f); |
| new RGBA(1f,0f,1f,0f); |
| new RGBA(1f,1f,0f,1f); |
| new RGBA(1f,0.6f,0.4f,0.8f); |
| new RGBA(59f,0f,1f,1f); |
| new RGBA(59f,1f,1f,1f); |
| new RGBA(59f,0f,1f,1f); |
| new RGBA(59f,1f,0f,1f); |
| new RGBA(59f,0.6f,0.4f,0.8f); |
| new RGBA(60f,0f,1f,1f); |
| new RGBA(60f,1f,1f,1f); |
| new RGBA(60f,0f,1f,1f); |
| new RGBA(60f,1f,0f,1f); |
| new RGBA(60f,0.6f,0.4f,0.8f); |
| new RGBA(61f,0f,1f,1f); |
| new RGBA(61f,1f,1f,1f); |
| new RGBA(61f,0f,1f,1f); |
| new RGBA(61f,1f,0f,1f); |
| new RGBA(61f,0.6f,0.4f,0.8f); |
| new RGBA(119f,0f,1f,1f); |
| new RGBA(119f,1f,1f,1f); |
| new RGBA(119f,0f,1f,1f); |
| new RGBA(119f,1f,0f,0f); |
| new RGBA(119f,0.6f,0.4f,0.8f); |
| new RGBA(120f,0f,1f,1f); |
| new RGBA(120f,1f,1f,1f); |
| new RGBA(120f,0f,1f,1f); |
| new RGBA(120f,1f,0f,0f); |
| new RGBA(120f,0.6f,0.4f,0.8f); |
| new RGBA(121f,0f,1f,1f); |
| new RGBA(121f,1f,1f,1f); |
| new RGBA(121f,0f,1f,1f); |
| new RGBA(121f,1f,0f,0f); |
| new RGBA(121f,0.6f,0.4f,0.8f); |
| new RGBA(179f,0f,1f,1f); |
| new RGBA(179f,1f,1f,1f); |
| new RGBA(179f,0f,1f,1f); |
| new RGBA(179f,1f,0f,0f); |
| new RGBA(179f,0.6f,0.4f,0.8f); |
| new RGBA(180f,0f,1f,1f); |
| new RGBA(180f,1f,1f,1f); |
| new RGBA(180f,0f,1f,1f); |
| new RGBA(180f,1f,0f,0f); |
| new RGBA(180f,0.6f,0.4f,0.8f); |
| new RGBA(181f,0f,1f,1f); |
| new RGBA(181f,1f,1f,1f); |
| new RGBA(181f,0f,1f,1f); |
| new RGBA(181f,1f,0f,0f); |
| new RGBA(181f,0.6f,0.4f,0.8f); |
| new RGBA(239f,0f,1f,1f); |
| new RGBA(239f,1f,1f,1f); |
| new RGBA(239f,0f,1f,1f); |
| new RGBA(239f,1f,0f,0f); |
| new RGBA(239f,0.6f,0.4f,0.8f); |
| new RGBA(240f,0f,1f,1f); |
| new RGBA(240f,1f,1f,1f); |
| new RGBA(240f,0f,1f,1f); |
| new RGBA(240f,1f,0f,0f); |
| new RGBA(240f,0.6f,0.4f,0.8f); |
| new RGBA(241f,0f,1f,1f); |
| new RGBA(241f,1f,1f,1f); |
| new RGBA(241f,0f,1f,1f); |
| new RGBA(241f,1f,0f,0f); |
| new RGBA(241f,0.6f,0.4f,0.8f); |
| new RGBA(299f,0f,1f,1f); |
| new RGBA(299f,1f,1f,1f); |
| new RGBA(299f,0f,1f,1f); |
| new RGBA(299f,1f,0f,0f); |
| new RGBA(299f,0.6f,0.4f,0.8f); |
| new RGBA(300f,0f,1f,1f); |
| new RGBA(300f,1f,1f,1f); |
| new RGBA(300f,0f,1f,1f); |
| new RGBA(300f,1f,0f,0f); |
| new RGBA(300f,0.6f,0.4f,0.8f); |
| new RGBA(301f,0f,1f,1f); |
| new RGBA(301f,1f,1f,1f); |
| new RGBA(301f,0f,1f,1f); |
| new RGBA(301f,1f,0f,0f); |
| new RGBA(301f,0.6f,0.4f,0.8f); |
| new RGBA(359f,0f,1f,1f); |
| new RGBA(359f,1f,1f,1f); |
| new RGBA(359f,0f,1f,1f); |
| new RGBA(359f,1f,0f,0f); |
| new RGBA(359f,0.6f,0.4f,0.8f); |
| new RGBA(360f,0f,1f,1f); |
| new RGBA(360f,1f,1f,1f); |
| new RGBA(360f,0f,1f,1f); |
| new RGBA(360f,1f,0f,0f); |
| new RGBA(360f,0.6f,0.4f,0.8f); |
| |
| try { |
| new RGBA(400f, 0.5f, 0.5f, 0.8f); |
| fail("No exception thrown for hue > 360"); |
| } |
| catch (IllegalArgumentException e) { |
| } |
| |
| try { |
| new RGBA(-5f, 0.5f, 0.5f, 0.8f); |
| fail("No exception thrown for hue < 0"); |
| } |
| catch (IllegalArgumentException e) { |
| } |
| |
| try { |
| new RGBA(200f, -0.5f, 0.5f, 0.8f); |
| fail("No exception thrown for saturation < 0"); |
| } |
| catch (IllegalArgumentException e) { |
| } |
| |
| try { |
| new RGBA(200f, 300f, 0.5f, 0.8f); |
| fail("No exception thrown for saturation > 1"); |
| } |
| catch (IllegalArgumentException e) { |
| } |
| |
| try { |
| new RGBA(200f, 0.5f, -0.5f, 0.8f); |
| fail("No exception thrown for brightness < 0"); |
| } |
| catch (IllegalArgumentException e) { |
| } |
| |
| try { |
| new RGBA(200f, 0.5f, 400f, 0.8f); |
| fail("No exception thrown for brightness > 1"); |
| } |
| catch (IllegalArgumentException e) { |
| } |
| |
| try { |
| new RGBA(200f, 0.5f, 0.5f, -0.5f); |
| fail("No exception thrown for alpha < 0"); |
| } |
| catch (IllegalArgumentException e) { |
| } |
| |
| try { |
| new RGBA(200f, 0.5f, 0.5f, 400f); |
| fail("No exception thrown for alpha > 1"); |
| } |
| catch (IllegalArgumentException e) { |
| } |
| } |
| |
| @Test |
| public void test_equalsLjava_lang_Object() { |
| int r = 0, g = 127, b = 254, a = 254; |
| RGBA rgba1 = new RGBA(r, g, b, a); |
| RGBA rgba2; |
| |
| rgba2 = rgba1; |
| if (!rgba1.equals(rgba2)) { |
| fail("Two references to the same RGBA instance not found equal"); |
| } |
| |
| rgba2 = new RGBA(r, g, b, a); |
| if (!rgba1.equals(rgba2)) { |
| fail("References to two different RGBA instances with same R G B A parameters not found equal"); |
| } |
| |
| if (rgba1.equals(new RGBA(r+1, g, b, a)) || |
| rgba1.equals(new RGBA(r, g+1, b, a)) || |
| rgba1.equals(new RGBA(r, g, b+1, a)) || |
| rgba1.equals(new RGBA(r, g, b, a+1)) || |
| rgba1.equals(new RGBA(r+1, g+1, b+1, a+1))) { |
| fail("Comparing two RGBA instances with different combination of R G B A parameters found equal"); |
| } |
| |
| float hue = 220f, sat = 0.6f, bright = 0.7f, alpha = 0.5f; |
| rgba1 = new RGBA(hue, sat, bright, alpha); |
| rgba2 = rgba1; |
| if (!rgba1.equals(rgba2)) { |
| fail("Two references to the same RGBA instance not found equal"); |
| } |
| |
| rgba2 = new RGBA(hue, sat, bright, alpha); |
| if (!rgba1.equals(rgba2)) { |
| fail("References to two different RGBA instances with same H S B A parameters not found equal"); |
| } |
| |
| if (rgba1.equals(new RGBA(hue+1, sat, bright, alpha)) || |
| rgba1.equals(new RGBA(hue, sat+0.1f, bright, alpha)) || |
| rgba1.equals(new RGBA(hue, sat, bright+0.1f, alpha)) || |
| rgba1.equals(new RGBA(hue, sat, bright, alpha+1f)) || |
| rgba1.equals(new RGBA(hue+1, sat+0.1f, bright+0.1f, alpha+1f))) { |
| fail("Comparing two RGBA instances with different combination of H S B A parameters found equal"); |
| } |
| } |
| |
| @Test |
| public void test_getHSBA() { |
| float[] hsba = new float[] { |
| 0f,0f,0f,0f, |
| 0f,1f,1f,1f, |
| 0f,1f,0f,0f, |
| 0f,0f,1f,1f, |
| 0f,0.6f,0.4f,0.8f, |
| 1f,0f,1f,1f, |
| 1f,1f,1f,1f, |
| 1f,0f,1f,1f, |
| 1f,1f,0f,0f, |
| 1f,0.6f,0.4f,0.8f, |
| 59f,0f,1f,1f, |
| 59f,1f,1f,1f, |
| 59f,0f,1f,1f, |
| 59f,1f,0f,0f, |
| 59f,0.6f,0.4f,0.8f, |
| 60f,0f,1f,1f, |
| 60f,1f,1f,1f, |
| 60f,0f,1f,1f, |
| 60f,1f,0f,0f, |
| 60f,0.6f,0.4f,0.8f, |
| 61f,0f,1f,1f, |
| 61f,1f,1f,1f, |
| 61f,0f,1f,1f, |
| 61f,1f,0f,0f, |
| 61f,0.6f,0.4f,0.8f, |
| 119f,0f,1f,1f, |
| 119f,1f,1f,1f, |
| 119f,0f,1f,1f, |
| 119f,1f,0f,0f, |
| 119f,0.6f,0.4f,0.8f, |
| 120f,0f,1f,1f, |
| 120f,1f,1f,1f, |
| 120f,0f,1f,1f, |
| 120f,1f,0f,0f, |
| 120f,0.6f,0.4f,0.8f, |
| 121f,0f,1f,1f, |
| 121f,1f,1f,1f, |
| 121f,0f,1f,1f, |
| 121f,1f,0f,0f, |
| 121f,0.6f,0.4f,0.8f, |
| 179f,0f,1f,1f, |
| 179f,1f,1f,1f, |
| 179f,0f,1f,1f, |
| 179f,1f,0f,0f, |
| 179f,0.6f,0.4f,0.8f, |
| 180f,0f,1f,1f, |
| 180f,1f,1f,1f, |
| 180f,0f,1f,1f, |
| 180f,1f,0f,0f, |
| 180f,0.6f,0.4f,0.8f, |
| 181f,0f,1f,1f, |
| 181f,1f,1f,1f, |
| 181f,0f,1f,1f, |
| 181f,1f,0f,0f, |
| 181f,0.6f,0.4f,0.8f, |
| 239f,0f,1f,1f, |
| 239f,1f,1f,1f, |
| 239f,0f,1f,1f, |
| 239f,1f,0f,0f, |
| 239f,0.6f,0.4f,0.8f, |
| 240f,0f,1f,1f, |
| 240f,1f,1f,1f, |
| 240f,0f,1f,1f, |
| 240f,1f,0f,0f, |
| 240f,0.6f,0.4f,0.8f, |
| 241f,0f,1f,1f, |
| 241f,1f,1f,1f, |
| 241f,0f,1f,1f, |
| 241f,1f,0f,0f, |
| 241f,0.6f,0.4f,0.8f, |
| 299f,0f,1f,1f, |
| 299f,1f,1f,1f, |
| 299f,0f,1f,1f, |
| 299f,1f,0f,0f, |
| 299f,0.6f,0.4f,0.8f, |
| 300f,0f,1f,1f, |
| 300f,1f,1f,1f, |
| 300f,0f,1f,1f, |
| 300f,1f,0f,0f, |
| 300f,0.6f,0.4f,0.8f, |
| 301f,0f,1f,1f, |
| 301f,1f,1f,1f, |
| 301f,0f,1f,1f, |
| 301f,1f,0f,0f, |
| 301f,0.6f,0.4f,0.8f, |
| 359f,0f,1f,1f, |
| 359f,1f,1f,1f, |
| 359f,0f,1f,1f, |
| 359f,1f,0f,0f, |
| 359f,0.6f,0.4f,0.8f, |
| 360f,0f,1f,1f, |
| 360f,1f,1f,1f, |
| 360f,0f,1f,1f, |
| 360f,1f,0f,0f, |
| 360f,0.6f,0.4f,0.8f, |
| 220f,0.6f,0.7f,0.8f}; |
| for (int i = 0; i < hsba.length; i+=4) { |
| RGBA rgba1 = new RGBA(hsba[i], hsba[i+1], hsba[i+2], hsba[i+3]); |
| float[] hsba2 = rgba1.getHSBA(); |
| RGBA rgba2 = new RGBA(hsba2[0], hsba2[1], hsba2[2], hsba2[3]); |
| if (!rgba1.equals(rgba2)) { |
| fail("Two references to the same RGBA using getHSB() function not found equal"); |
| } |
| } |
| } |
| |
| @Test |
| public void test_hashCode() { |
| int r = 255, g = 100, b = 0, a = 0, different = 150; |
| RGBA rgba1 = new RGBA(r, g, b, a); |
| RGBA rgba2 = new RGBA(r, g, b, a); |
| |
| int hash1 = rgba1.hashCode(); |
| int hash2 = rgba2.hashCode(); |
| |
| if (hash1 != hash2) { |
| fail("Two RGBA instances with same R G B A parameters returned different hash codes"); |
| } |
| |
| if (rgba1.hashCode() == new RGBA(g, b, r, a).hashCode() || |
| rgba1.hashCode() == new RGBA(b, r, g, a).hashCode()) { |
| fail("Two RGB instances with different R G B A parameters returned the same hash code"); |
| } |
| |
| if (rgba1.hashCode() == new RGBA(different, g, b, a).hashCode()) { |
| fail("Two RGBA instances with different RED parameters returned the same hash code"); |
| } |
| |
| if (rgba1.hashCode() == new RGBA(r, different, b, a).hashCode()) { |
| fail("Two RGBA instances with different GREEN parameters returned the same hash code"); |
| } |
| |
| if (rgba1.hashCode() == new RGBA(r, g, different, a).hashCode()) { |
| fail("Two RGBA instances with different BLUE parameters returned the same hash code"); |
| } |
| |
| if (rgba1.hashCode() == new RGBA(r, g, b, different).hashCode()) { |
| fail("Two RGBA instances with different ALPHA parameters returned the same hash code"); |
| } |
| } |
| |
| @Test |
| public void test_toString() { |
| RGBA rgba = new RGBA(0, 100, 200, 255); |
| |
| String s = rgba.toString(); |
| |
| if (s == null || s.length() == 0) { |
| fail("RGBA.toString returns a null or empty String"); |
| } |
| } |
| } |