/*******************************************************************************
 * Copyright (c) 2016 Stefan Winkler 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:
 *     Stefan Winkler <stefan@winklerweb.net> - initial contribution
 *******************************************************************************/
package org.eclipse.e4.ui.tests.css.swt;

import static org.junit.Assert.assertEquals;

import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.RGBA;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Label;
import org.junit.Test;

public class Bug459961Test extends CSSSWTTestCase {

	@Test
	public void testRegularColorConstantReference() {
		String cssString = "Label { background-color: COLOR-GREEN; }";

		Label label = createTestLabel(cssString);

		RGBA expected = Display.getDefault().getSystemColor(SWT.COLOR_GREEN).getRGBA();
		RGBA actual = label.getBackground().getRGBA();
		assertRGBAEquals(expected, actual);
	}

	@Test
	public void testTransparentColorConstantReference() {
		if (System.getProperty("org.eclipse.swt.internal.gtk.version", "").startsWith("3.")) { // $NON-NLS-1//NON-NLS-2//NON-NLS-3
			System.out.println("testTransparentColorConstantReference disabled due to Bug 493640 and 494327");
			return;
		}

		String cssString = "Label { background-color: COLOR-TRANSPARENT; }";

		Label label = createTestLabel(cssString);

		RGBA expected = Display.getDefault().getSystemColor(SWT.COLOR_TRANSPARENT).getRGBA();
		RGBA actual = label.getBackground().getRGBA();
		assertRGBAEquals(expected, actual);
	}

	private void assertRGBAEquals(RGBA expected, RGBA actual) {
		assertEquals(expected.rgb.red, actual.rgb.red);
		assertEquals(expected.rgb.blue, actual.rgb.blue);
		assertEquals(expected.rgb.green, actual.rgb.green);
		assertEquals(expected.alpha, actual.alpha);
	}
}