tests/org.eclipse.swt.tests/JUnit Tests/org/eclipse/swt/tests/junit/Test_org_eclipse_swt_widgets_Button.java - platform/eclipse.platform.swt - Git at Google

 /*******************************************************************************
  * Copyright (c) 2000, 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
  *******************************************************************************/
 package org.eclipse.swt.tests.junit;

 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertNull;
 import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
 import static org.junit.Assume.assumeTrue;

 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.events.SelectionListener;
 import org.eclipse.swt.graphics.Color;
 import org.eclipse.swt.graphics.Image;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Event;
 import org.junit.Before;
 import org.junit.Test;

 /**
  * Automated Test Suite for class org.eclipse.swt.widgets.Button
  *
  * @see org.eclipse.swt.widgets.Button
  */
 public class Test_org_eclipse_swt_widgets_Button extends Test_org_eclipse_swt_widgets_Control {

 Button button;

 @Override
 @Before
 public void setUp() {
 	super.setUp();
 	button = new Button(shell, SWT.PUSH);
 	setWidget(button);
 }

 @Override
 @Test
 public void test_ConstructorLorg_eclipse_swt_widgets_CompositeI() {
 	// Test Button(Composite parent, int style)
 	new Button(shell, SWT.NULL);

 	new Button(shell, SWT.PUSH);

 	new Button(shell, SWT.CHECK);

 	new Button(shell, SWT.TOGGLE);

 	new Button(shell, SWT.ARROW);

 	new Button(shell, SWT.PUSH | SWT.CHECK);

 	try {
 		new Button(null, 0);
 		fail("No exception thrown for parent == null");
 	}
 	catch (IllegalArgumentException e) {
 	}
 }

 @Test
 public void test_addSelectionListenerLorg_eclipse_swt_events_SelectionListener() {
 	listenerCalled = false;
 	SelectionListener listener = new SelectionListener() {
 		@Override
 		public void widgetSelected(SelectionEvent e) {
 			listenerCalled = true;
 		}
 		@Override
 		public void widgetDefaultSelected(SelectionEvent e) {
 		}
 	};

 	try {
 		button.addSelectionListener(null);
 		fail("No exception thrown for addSelectionListener with null argument");
 	} catch (IllegalArgumentException e) {
 	}

 	button.addSelectionListener(listener);
 	button.notifyListeners(SWT.Selection, new Event());
 	assertTrue(listenerCalled);

 	try {
 		button.removeSelectionListener(null);
 		fail("No exception thrown for removeSelectionListener with null argument");
 	} catch (IllegalArgumentException e) {
 	}
 	listenerCalled = false;
 	button.removeSelectionListener(listener);
 	button.notifyListeners(SWT.Selection, new Event());
 	assertFalse(listenerCalled);
 }

 @Test
 public void test_addSelectionListenerWidgetSelectedAdapterLorg_eclipse_swt_events_SelectionListener() {
 	listenerCalled = false;
 	SelectionListener listener = SelectionListener.widgetSelectedAdapter(e-> listenerCalled = true);

 	button.addSelectionListener(listener);
 	button.notifyListeners(SWT.Selection, new Event());
 	assertTrue(listenerCalled);

 	listenerCalled = false;
 	button.removeSelectionListener(listener);
 	button.notifyListeners(SWT.Selection, new Event());
 	assertFalse(listenerCalled);
 }

 @Override
 @Test
 public void test_computeSizeIIZ() {
 	button.computeSize(0, 0);

 	button.computeSize(0, 0, false);

 	button.computeSize(-10, -10);

 	button.computeSize(-10, -10, false);

 	button.computeSize(10, 10);

 	button.computeSize(10, 10, false);

 	button.computeSize(10000, 10000);

 	button.computeSize(10000, 10000, false);
 }

 @Test
 public void test_setAlignmentI() {
 	button.setAlignment(SWT.LEFT);
 	assertEquals(SWT.LEFT, button.getAlignment());

 	button.setAlignment(SWT.RIGHT);
 	assertEquals(SWT.RIGHT, button.getAlignment());

 	button.setAlignment(SWT.CENTER);
 	assertEquals(SWT.CENTER, button.getAlignment());

 	button.setAlignment(SWT.UP); // bad value for push button
 	assertTrue(SWT.UP != button.getAlignment());

 	Button arrowButton = new Button(shell, SWT.ARROW);
 	arrowButton.setAlignment(SWT.LEFT);
 	assertEquals(SWT.LEFT, arrowButton.getAlignment());

 	arrowButton.setAlignment(SWT.RIGHT);
 	assertEquals(SWT.RIGHT, arrowButton.getAlignment());

 	arrowButton.setAlignment(SWT.UP);
 	assertEquals(SWT.UP, arrowButton.getAlignment());

 	arrowButton.setAlignment(SWT.DOWN);
 	assertEquals(SWT.DOWN, arrowButton.getAlignment());

 	arrowButton.setAlignment(SWT.CENTER); // bad value for arrow button
 	assertTrue(SWT.CENTER != arrowButton.getAlignment());
 	arrowButton.dispose();

 	int alignment = 55; // some bogus number
 	button.setAlignment(alignment);
 	assertTrue(alignment != button.getAlignment());
 }

 @Test
 public void test_setBackgroundCheckButton() {
 	Button checkButton = new Button(shell, SWT.CHECK);
 	Color color = new Color(checkButton.getDisplay(), 255, 0, 0);
 	checkButton.setBackground(color);
 	assertEquals("getBackground not equal after setBackground for SWT.CHECK Button",
 			color, checkButton.getBackground());
 	checkButton.setBackground(null);
 	assertTrue("getBackground unchanged after setBackground(null) for SWT.CHECK Button",
 			!checkButton.getBackground().equals(color));
 	color.dispose();
 	color = new Color(checkButton.getDisplay(), 255, 0, 0, 0);
 	checkButton.setBackground(color);
 	assertEquals("getBackground not equal after setBackground with 0 alpha for SWT.CHECK Button",
 			color, checkButton.getBackground());
 	checkButton.setBackground(null);
 	assertTrue("getBackground unchanged after setBackground(null) with 0 alpha for SWT.CHECK Button",
 			!checkButton.getBackground().equals(color));
 	if ("gtk".equals(SWT.getPlatform ())) {
 		Color fg = new Color(checkButton.getDisplay(), 0, 255, 0);
 		checkButton.setBackground(color);
 		checkButton.setForeground(fg);
 		assertEquals("Setting a foreground disrupted the background color for SWT.CHECK Button",
 				color, checkButton.getBackground());
 		assertEquals("Setting a foreground onto an SWT.CHECK Button with a background failed",
 				fg, checkButton.getForeground());
 		fg.dispose();
 	}
 	color.dispose();
 	checkButton.dispose();
 }

 @Test
 public void test_setBackgroundAlphaCheckButton() {
 	Button checkButton = new Button(shell, SWT.CHECK);
 	Color color = new Color (checkButton.getDisplay(), 255, 0, 0, 0);
 	checkButton.setBackground(color);
 	assertEquals(color, checkButton.getBackground());
 	Color fg = new Color(checkButton.getDisplay(), 0, 255, 0, 0);
 	checkButton.setForeground(fg);
 	assertEquals(color, checkButton.getBackground());
 	color.dispose();
 	fg.dispose();
 	checkButton.dispose();
 }

 @Test
 public void test_setBackgroundRadioButton() {
 	Button radioButton = new Button(shell, SWT.RADIO);
 	Color color = new Color(radioButton.getDisplay(), 255, 0, 0);
 	radioButton.setBackground(color);
 	assertEquals("getBackground not equal after setBackground for SWT.RADIO Button",
 			color, radioButton.getBackground());
 	radioButton.setBackground(null);
 	assertTrue("getBackground unchanged after setBackground(null) for SWT.RADIO Button",
 			!radioButton.getBackground().equals(color));
 	color.dispose();
 	color = new Color(radioButton.getDisplay(), 255, 0, 0, 0);
 	radioButton.setBackground(color);
 	assertEquals("getBackground not equal after setBackground with 0 alpha for SWT.RADIO Button",
 			color, radioButton.getBackground());
 	radioButton.setBackground(null);
 	assertTrue("getBackground unchanged after setBackground(null) with 0 alpha for SWT.RADIO Button",
 			!radioButton.getBackground().equals(color));
 	if ("gtk".equals(SWT.getPlatform ())) {
 		Color fg = new Color(radioButton.getDisplay(), 0, 255, 0);
 		radioButton.setBackground(color);
 		radioButton.setForeground(fg);
 		assertEquals("Setting a foreground disrupted the background color for SWT.RADIO Button",
 				color, radioButton.getBackground());
 		assertEquals("Setting a foreground onto an SWT.RADIO Button with a background failed",
 				fg, radioButton.getForeground());
 		fg.dispose();
 	}
 	color.dispose();
 	radioButton.dispose();
 }

 @Test
 public void test_setBackgroundAlphaRadioButton() {
 	Button radioButton = new Button(shell, SWT.RADIO);
 	Color color = new Color (radioButton.getDisplay(), 255, 0, 0, 0);
 	radioButton.setBackground(color);
 	assertEquals(color, radioButton.getBackground());
 	Color fg = new Color(radioButton.getDisplay(), 0, 255, 0, 0);
 	radioButton.setForeground(fg);
 	assertEquals(color, radioButton.getBackground());
 	color.dispose();
 	fg.dispose();
 	radioButton.dispose();
 }

 @Override
 @Test
 public void test_setFocus() {
 	Button btn = new Button(shell, SWT.ARROW);
 	btn.setFocus();
 }

 @Test
 public void test_setForegroundCheckButton() {
 	Button checkButton = new Button(shell, SWT.CHECK);
 	Color color = new Color(checkButton.getDisplay(), 255, 0, 0);
 	checkButton.setForeground(color);
 	assertEquals(color, checkButton.getForeground());
 	checkButton.setForeground(null);
 	assertFalse(checkButton.getForeground().equals(color));
 	if ("gtk".equals(SWT.getPlatform ())) {
 		Color bg = new Color(checkButton.getDisplay(), 0, 255, 0);
 		checkButton.setForeground(color);
 		checkButton.setBackground(bg);
 		assertEquals("Setting a background disrupted the foreground color for SWT.CHECK Button",
 				color, checkButton.getForeground());
 		assertEquals("Setting a background onto an SWT.CHECK Button with a foreground failed",
 				bg, checkButton.getBackground());
 		bg.dispose();
 	}
 	color.dispose();
 	checkButton.dispose();
 }

 @Test
 public void test_setForegroundAlphaCheckButton() {
 	Button checkButton = new Button(shell, SWT.CHECK);
 	assumeTrue("Alpha support for foreground colors does not exist on GTK2 or Win32",
 			SwtTestUtil.isCocoa || SwtTestUtil.isGTK3());
 	Color color = new Color (checkButton.getDisplay(), 255, 0, 0, 0);
 	checkButton.setForeground(color);
 	assertEquals(color, checkButton.getForeground());
 	Color bg = new Color(checkButton.getDisplay(), 0, 255, 0, 0);
 	checkButton.setBackground(bg);
 	assertEquals(color, checkButton.getForeground());
 	color.dispose();
 	bg.dispose();
 	checkButton.dispose();
 }

 @Test
 public void test_setForegroundRadioButton() {
 	Button radioButton = new Button(shell, SWT.RADIO);
 	Color color = new Color(radioButton.getDisplay(), 255, 0, 0);
 	radioButton.setForeground(color);
 	assertEquals(color, radioButton.getForeground());
 	radioButton.setForeground(null);
 	assertFalse(radioButton.getForeground().equals(color));
 	if ("gtk".equals(SWT.getPlatform ())) {
 		Color bg = new Color(radioButton.getDisplay(), 0, 255, 0);
 		radioButton.setForeground(color);
 		radioButton.setBackground(bg);
 		assertEquals("Setting a background disrupted the foreground color for SWT.RADIO Button",
 				color, radioButton.getForeground());
 		assertEquals("Setting a background onto an SWT.RADIO Button with a foreground failed",
 				bg, radioButton.getBackground());
 		bg.dispose();
 	}
 	color.dispose();
 	radioButton.dispose();
 }

 @Test
 public void test_setForegroundAlphaRadiokButton() {
 	Button radioButton = new Button(shell, SWT.RADIO);
 	assumeTrue("Alpha support for foreground colors does not exist on GTK2 or Win32",
 			SwtTestUtil.isCocoa || SwtTestUtil.isGTK3());
 	Color color = new Color (radioButton.getDisplay(), 255, 0, 0, 0);
 	radioButton.setForeground(color);
 	assertEquals(color, radioButton.getForeground());
 	Color bg = new Color(radioButton.getDisplay(), 0, 255, 0, 0);
 	radioButton.setBackground(bg);
 	assertEquals(color, radioButton.getForeground());
 	color.dispose();
 	bg.dispose();
 	radioButton.dispose();
 }

 @Test
 public void test_setImageLorg_eclipse_swt_graphics_Image() {
 	Image image = button.getImage();
 	button.setImage(image);
 	assertEquals(image, button.getImage());

 	button.setImage(null);
 	assertNull(button.getImage());

 	image = new Image(shell.getDisplay(), 10, 10);
 	button.setImage(image);
 	assertEquals(image, button.getImage());

 	button.setImage(null);
 	image.dispose();
 	try {
 		button.setImage(image);
 		button.setImage(null);
 		fail("No exception thrown for disposed image");
 	} catch (IllegalArgumentException e) {
 	}
 }

 @Test
 public void test_setSelectionZ() {
 	// test setSelection for check box
 	button = new Button(shell, SWT.CHECK);
 	button.setSelection(true);
 	assertTrue(button.getSelection());
 	button.setSelection(false);
 	assertTrue(!button.getSelection());

 	// test setSelection for arrow button
 	Button newButton = new Button(shell, SWT.ARROW);
 	newButton.setSelection(true);
 	assertTrue(!newButton.getSelection());
 	newButton.setSelection(false);
 	assertTrue(!newButton.getSelection());
 	newButton.dispose();

 	// test setSelection for push button
 	newButton = new Button(shell, SWT.PUSH);
 	newButton.setSelection(true);
 	assertTrue(!newButton.getSelection());
 	newButton.setSelection(false);
 	assertTrue(!newButton.getSelection());
 	newButton.dispose();

 	// test setSelection for radio button
 	newButton = new Button(shell, SWT.RADIO);
 	newButton.setSelection(true);
 	assertTrue(newButton.getSelection());
 	newButton.setSelection(false);
 	assertTrue(!newButton.getSelection());
 	newButton.dispose();

 	// test setSelection for toggle button
 	newButton = new Button(shell, SWT.TOGGLE);
 	newButton.setSelection(true);
 	assertTrue(newButton.getSelection());
 	newButton.setSelection(false);
 	assertTrue(!newButton.getSelection());
 	newButton.dispose();
 }

 @Test
 public void test_setTextLjava_lang_String() {
 	String[] cases = {"", "some text", "ldkashdoehufweovcnhslvhregojebckreavbkuhxbiufvcyhbifuyewvbiureyd.,cmnesljliewjfchvbwoifivbeworixuieurvbiuvbohflksjeahfcliureafgyciabelitvyrwtlicuyrtliureybcliuyreuceyvbliureybct", "\n \n \b \t ", "\0"};
 	int goodCases = 4;
 	for (int i=0; i<goodCases; i++){
 		button.setText(cases[i]);
 		assertTrue("good case: " + String.valueOf(i), button.getText().equals(cases[i]));
 	}

 	try {
 		button.setText(null);
 		fail("No exception thrown for text == null");
 	}
 	catch (IllegalArgumentException e) {
 	}

 	button.setText("");
 }

 //custom

 protected void setUp(int style) {
     super.setUp();
     button = new Button(shell, style);
     setWidget(button);
 }

 @Test
 public void test_consistency_MenuDetect () {
     consistencyEvent(10, 10, 3, 0, ConsistencyUtility.MOUSE_CLICK);
     tearDown();
     setUp(SWT.CHECK);
     consistencyEvent(5, 5, 3, 0, ConsistencyUtility.MOUSE_CLICK);
     tearDown();
     setUp(SWT.RADIO);
     consistencyEvent(5, 5, 3, 0, ConsistencyUtility.MOUSE_CLICK);
     tearDown();
     setUp(SWT.TOGGLE);
     consistencyEvent(5, 5, 3, 0, ConsistencyUtility.MOUSE_CLICK);
     tearDown();
     setUp(SWT.ARROW);
     consistencyEvent(5, 5, 3, 0, ConsistencyUtility.MOUSE_CLICK);

 }

 @Test
 public void test_consistency_MouseSelection () {
     consistencyEvent(10, 10, 1, 0, ConsistencyUtility.MOUSE_CLICK);
     tearDown();
     setUp(SWT.CHECK);
     consistencyEvent(5, 5, 1, 0, ConsistencyUtility.MOUSE_CLICK);
     tearDown();
     setUp(SWT.RADIO);
     button.setSelection(true);
     consistencyEvent(5, 5, 1, 0, ConsistencyUtility.MOUSE_CLICK);
     tearDown();
     setUp(SWT.TOGGLE);
     consistencyEvent(5, 5, 1, 0, ConsistencyUtility.MOUSE_CLICK);
     tearDown();
     setUp(SWT.ARROW);
     consistencyEvent(5, 5, 1, 0, ConsistencyUtility.MOUSE_CLICK);
 }

 @Test
 public void test_consistency_EnterSelection () {
 //    differences between push and the rest of the buttons
 //	  different across platforms
 //    consistencyEvent(10, 13, 0, 0, ConsistencyUtility.KEY_PRESS);
     tearDown();
     setUp(SWT.CHECK);
     consistencyEvent(10, 13, 0, 0, ConsistencyUtility.KEY_PRESS);
     tearDown();
     setUp(SWT.RADIO);
     consistencyEvent(10, 13, 0, 0, ConsistencyUtility.KEY_PRESS);
     tearDown();
     setUp(SWT.TOGGLE);
     consistencyEvent(10, 13, 0, 0, ConsistencyUtility.KEY_PRESS);
     tearDown();
     setUp(SWT.ARROW);
     consistencyEvent(10, 13, 0, 0, ConsistencyUtility.KEY_PRESS);
 }

 @Test
 public void test_consistency_SpaceSelection () {
     consistencyEvent(' ', 32, 0, 0, ConsistencyUtility.KEY_PRESS);
     tearDown();
     setUp(SWT.CHECK);
     consistencyEvent(' ', 32, 0, 0, ConsistencyUtility.KEY_PRESS);
     tearDown();
     setUp(SWT.RADIO);
     button.setSelection(true);
     consistencyEvent(' ', 32, 0, 0, ConsistencyUtility.KEY_PRESS);
     tearDown();
     setUp(SWT.TOGGLE);
     consistencyEvent(' ', 32, 0, 0, ConsistencyUtility.KEY_PRESS);
     tearDown();
     //arrow does not produce a traverse mnemonic on xp
     setUp(SWT.ARROW);
     consistencyEvent(' ', 32, 0, 0, ConsistencyUtility.KEY_PRESS);
 }

 @Test
 public void test_consistency_DragDetect () {
     consistencyEvent(10, 10, 20, 20, ConsistencyUtility.MOUSE_DRAG);
     tearDown();
     setUp(SWT.CHECK);
     consistencyEvent(5, 5, 15, 15, ConsistencyUtility.MOUSE_DRAG);
     tearDown();
     setUp(SWT.RADIO);
     consistencyEvent(5, 5, 15, 15, ConsistencyUtility.MOUSE_DRAG);
     tearDown();
     setUp(SWT.TOGGLE);
     consistencyEvent(5, 5, 15, 15, ConsistencyUtility.MOUSE_DRAG);
     tearDown();
     setUp(SWT.ARROW);
     consistencyEvent(5, 5, 15, 15, ConsistencyUtility.MOUSE_DRAG);
 }


 }
	/*******************************************************************************
	* Copyright (c) 2000, 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
	*******************************************************************************/
	package org.eclipse.swt.tests.junit;

	import static org.junit.Assert.assertEquals;
	import static org.junit.Assert.assertFalse;
	import static org.junit.Assert.assertNull;
	import static org.junit.Assert.assertTrue;
	import static org.junit.Assert.fail;
	import static org.junit.Assume.assumeTrue;

	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.events.SelectionListener;
	import org.eclipse.swt.graphics.Color;
	import org.eclipse.swt.graphics.Image;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Event;
	import org.junit.Before;
	import org.junit.Test;

	/**
	* Automated Test Suite for class org.eclipse.swt.widgets.Button
	*
	* @see org.eclipse.swt.widgets.Button
	*/
	public class Test_org_eclipse_swt_widgets_Button extends Test_org_eclipse_swt_widgets_Control {

	Button button;

	@Override
	@Before
	public void setUp() {
	super.setUp();
	button = new Button(shell, SWT.PUSH);
	setWidget(button);
	}

	@Override
	@Test
	public void test_ConstructorLorg_eclipse_swt_widgets_CompositeI() {
	// Test Button(Composite parent, int style)
	new Button(shell, SWT.NULL);

	new Button(shell, SWT.PUSH);

	new Button(shell, SWT.CHECK);

	new Button(shell, SWT.TOGGLE);

	new Button(shell, SWT.ARROW);

	new Button(shell, SWT.PUSH \| SWT.CHECK);

	try {
	new Button(null, 0);
	fail("No exception thrown for parent == null");
	}
	catch (IllegalArgumentException e) {
	}
	}

	@Test
	public void test_addSelectionListenerLorg_eclipse_swt_events_SelectionListener() {
	listenerCalled = false;
	SelectionListener listener = new SelectionListener() {
	@Override
	public void widgetSelected(SelectionEvent e) {
	listenerCalled = true;
	}
	@Override
	public void widgetDefaultSelected(SelectionEvent e) {
	}
	};

	try {
	button.addSelectionListener(null);
	fail("No exception thrown for addSelectionListener with null argument");
	} catch (IllegalArgumentException e) {
	}

	button.addSelectionListener(listener);
	button.notifyListeners(SWT.Selection, new Event());
	assertTrue(listenerCalled);

	try {
	button.removeSelectionListener(null);
	fail("No exception thrown for removeSelectionListener with null argument");
	} catch (IllegalArgumentException e) {
	}
	listenerCalled = false;
	button.removeSelectionListener(listener);
	button.notifyListeners(SWT.Selection, new Event());
	assertFalse(listenerCalled);
	}

	@Test
	public void test_addSelectionListenerWidgetSelectedAdapterLorg_eclipse_swt_events_SelectionListener() {
	listenerCalled = false;
	SelectionListener listener = SelectionListener.widgetSelectedAdapter(e-> listenerCalled = true);

	button.addSelectionListener(listener);
	button.notifyListeners(SWT.Selection, new Event());
	assertTrue(listenerCalled);

	listenerCalled = false;
	button.removeSelectionListener(listener);
	button.notifyListeners(SWT.Selection, new Event());
	assertFalse(listenerCalled);
	}

	@Override
	@Test
	public void test_computeSizeIIZ() {
	button.computeSize(0, 0);

	button.computeSize(0, 0, false);

	button.computeSize(-10, -10);

	button.computeSize(-10, -10, false);

	button.computeSize(10, 10);

	button.computeSize(10, 10, false);

	button.computeSize(10000, 10000);

	button.computeSize(10000, 10000, false);
	}

	@Test
	public void test_setAlignmentI() {
	button.setAlignment(SWT.LEFT);
	assertEquals(SWT.LEFT, button.getAlignment());

	button.setAlignment(SWT.RIGHT);
	assertEquals(SWT.RIGHT, button.getAlignment());

	button.setAlignment(SWT.CENTER);
	assertEquals(SWT.CENTER, button.getAlignment());

	button.setAlignment(SWT.UP); // bad value for push button
	assertTrue(SWT.UP != button.getAlignment());

	Button arrowButton = new Button(shell, SWT.ARROW);
	arrowButton.setAlignment(SWT.LEFT);
	assertEquals(SWT.LEFT, arrowButton.getAlignment());

	arrowButton.setAlignment(SWT.RIGHT);
	assertEquals(SWT.RIGHT, arrowButton.getAlignment());

	arrowButton.setAlignment(SWT.UP);
	assertEquals(SWT.UP, arrowButton.getAlignment());

	arrowButton.setAlignment(SWT.DOWN);
	assertEquals(SWT.DOWN, arrowButton.getAlignment());

	arrowButton.setAlignment(SWT.CENTER); // bad value for arrow button
	assertTrue(SWT.CENTER != arrowButton.getAlignment());
	arrowButton.dispose();

	int alignment = 55; // some bogus number
	button.setAlignment(alignment);
	assertTrue(alignment != button.getAlignment());
	}

	@Test
	public void test_setBackgroundCheckButton() {
	Button checkButton = new Button(shell, SWT.CHECK);
	Color color = new Color(checkButton.getDisplay(), 255, 0, 0);
	checkButton.setBackground(color);
	assertEquals("getBackground not equal after setBackground for SWT.CHECK Button",
	color, checkButton.getBackground());
	checkButton.setBackground(null);
	assertTrue("getBackground unchanged after setBackground(null) for SWT.CHECK Button",
	!checkButton.getBackground().equals(color));
	color.dispose();
	color = new Color(checkButton.getDisplay(), 255, 0, 0, 0);
	checkButton.setBackground(color);
	assertEquals("getBackground not equal after setBackground with 0 alpha for SWT.CHECK Button",
	color, checkButton.getBackground());
	checkButton.setBackground(null);
	assertTrue("getBackground unchanged after setBackground(null) with 0 alpha for SWT.CHECK Button",
	!checkButton.getBackground().equals(color));
	if ("gtk".equals(SWT.getPlatform ())) {
	Color fg = new Color(checkButton.getDisplay(), 0, 255, 0);
	checkButton.setBackground(color);
	checkButton.setForeground(fg);
	assertEquals("Setting a foreground disrupted the background color for SWT.CHECK Button",
	color, checkButton.getBackground());
	assertEquals("Setting a foreground onto an SWT.CHECK Button with a background failed",
	fg, checkButton.getForeground());
	fg.dispose();
	}
	color.dispose();
	checkButton.dispose();
	}

	@Test
	public void test_setBackgroundAlphaCheckButton() {
	Button checkButton = new Button(shell, SWT.CHECK);
	Color color = new Color (checkButton.getDisplay(), 255, 0, 0, 0);
	checkButton.setBackground(color);
	assertEquals(color, checkButton.getBackground());
	Color fg = new Color(checkButton.getDisplay(), 0, 255, 0, 0);
	checkButton.setForeground(fg);
	assertEquals(color, checkButton.getBackground());
	color.dispose();
	fg.dispose();
	checkButton.dispose();
	}

	@Test
	public void test_setBackgroundRadioButton() {
	Button radioButton = new Button(shell, SWT.RADIO);
	Color color = new Color(radioButton.getDisplay(), 255, 0, 0);
	radioButton.setBackground(color);
	assertEquals("getBackground not equal after setBackground for SWT.RADIO Button",
	color, radioButton.getBackground());
	radioButton.setBackground(null);
	assertTrue("getBackground unchanged after setBackground(null) for SWT.RADIO Button",
	!radioButton.getBackground().equals(color));
	color.dispose();
	color = new Color(radioButton.getDisplay(), 255, 0, 0, 0);
	radioButton.setBackground(color);
	assertEquals("getBackground not equal after setBackground with 0 alpha for SWT.RADIO Button",
	color, radioButton.getBackground());
	radioButton.setBackground(null);
	assertTrue("getBackground unchanged after setBackground(null) with 0 alpha for SWT.RADIO Button",
	!radioButton.getBackground().equals(color));
	if ("gtk".equals(SWT.getPlatform ())) {
	Color fg = new Color(radioButton.getDisplay(), 0, 255, 0);
	radioButton.setBackground(color);
	radioButton.setForeground(fg);
	assertEquals("Setting a foreground disrupted the background color for SWT.RADIO Button",
	color, radioButton.getBackground());
	assertEquals("Setting a foreground onto an SWT.RADIO Button with a background failed",
	fg, radioButton.getForeground());
	fg.dispose();
	}
	color.dispose();
	radioButton.dispose();
	}

	@Test
	public void test_setBackgroundAlphaRadioButton() {
	Button radioButton = new Button(shell, SWT.RADIO);
	Color color = new Color (radioButton.getDisplay(), 255, 0, 0, 0);
	radioButton.setBackground(color);
	assertEquals(color, radioButton.getBackground());
	Color fg = new Color(radioButton.getDisplay(), 0, 255, 0, 0);
	radioButton.setForeground(fg);
	assertEquals(color, radioButton.getBackground());
	color.dispose();
	fg.dispose();
	radioButton.dispose();
	}

	@Override
	@Test
	public void test_setFocus() {
	Button btn = new Button(shell, SWT.ARROW);
	btn.setFocus();
	}

	@Test
	public void test_setForegroundCheckButton() {
	Button checkButton = new Button(shell, SWT.CHECK);
	Color color = new Color(checkButton.getDisplay(), 255, 0, 0);
	checkButton.setForeground(color);
	assertEquals(color, checkButton.getForeground());
	checkButton.setForeground(null);
	assertFalse(checkButton.getForeground().equals(color));
	if ("gtk".equals(SWT.getPlatform ())) {
	Color bg = new Color(checkButton.getDisplay(), 0, 255, 0);
	checkButton.setForeground(color);
	checkButton.setBackground(bg);
	assertEquals("Setting a background disrupted the foreground color for SWT.CHECK Button",
	color, checkButton.getForeground());
	assertEquals("Setting a background onto an SWT.CHECK Button with a foreground failed",
	bg, checkButton.getBackground());
	bg.dispose();
	}
	color.dispose();
	checkButton.dispose();
	}

	@Test
	public void test_setForegroundAlphaCheckButton() {
	Button checkButton = new Button(shell, SWT.CHECK);
	assumeTrue("Alpha support for foreground colors does not exist on GTK2 or Win32",
	SwtTestUtil.isCocoa \|\| SwtTestUtil.isGTK3());
	Color color = new Color (checkButton.getDisplay(), 255, 0, 0, 0);
	checkButton.setForeground(color);
	assertEquals(color, checkButton.getForeground());
	Color bg = new Color(checkButton.getDisplay(), 0, 255, 0, 0);
	checkButton.setBackground(bg);
	assertEquals(color, checkButton.getForeground());
	color.dispose();
	bg.dispose();
	checkButton.dispose();
	}

	@Test
	public void test_setForegroundRadioButton() {
	Button radioButton = new Button(shell, SWT.RADIO);
	Color color = new Color(radioButton.getDisplay(), 255, 0, 0);
	radioButton.setForeground(color);
	assertEquals(color, radioButton.getForeground());
	radioButton.setForeground(null);
	assertFalse(radioButton.getForeground().equals(color));
	if ("gtk".equals(SWT.getPlatform ())) {
	Color bg = new Color(radioButton.getDisplay(), 0, 255, 0);
	radioButton.setForeground(color);
	radioButton.setBackground(bg);
	assertEquals("Setting a background disrupted the foreground color for SWT.RADIO Button",
	color, radioButton.getForeground());
	assertEquals("Setting a background onto an SWT.RADIO Button with a foreground failed",
	bg, radioButton.getBackground());
	bg.dispose();
	}
	color.dispose();
	radioButton.dispose();
	}

	@Test
	public void test_setForegroundAlphaRadiokButton() {
	Button radioButton = new Button(shell, SWT.RADIO);
	assumeTrue("Alpha support for foreground colors does not exist on GTK2 or Win32",
	SwtTestUtil.isCocoa \|\| SwtTestUtil.isGTK3());
	Color color = new Color (radioButton.getDisplay(), 255, 0, 0, 0);
	radioButton.setForeground(color);
	assertEquals(color, radioButton.getForeground());
	Color bg = new Color(radioButton.getDisplay(), 0, 255, 0, 0);
	radioButton.setBackground(bg);
	assertEquals(color, radioButton.getForeground());
	color.dispose();
	bg.dispose();
	radioButton.dispose();
	}

	@Test
	public void test_setImageLorg_eclipse_swt_graphics_Image() {
	Image image = button.getImage();
	button.setImage(image);
	assertEquals(image, button.getImage());

	button.setImage(null);
	assertNull(button.getImage());

	image = new Image(shell.getDisplay(), 10, 10);
	button.setImage(image);
	assertEquals(image, button.getImage());

	button.setImage(null);
	image.dispose();
	try {
	button.setImage(image);
	button.setImage(null);
	fail("No exception thrown for disposed image");
	} catch (IllegalArgumentException e) {
	}
	}

	@Test
	public void test_setSelectionZ() {
	// test setSelection for check box
	button = new Button(shell, SWT.CHECK);
	button.setSelection(true);
	assertTrue(button.getSelection());
	button.setSelection(false);
	assertTrue(!button.getSelection());

	// test setSelection for arrow button
	Button newButton = new Button(shell, SWT.ARROW);
	newButton.setSelection(true);
	assertTrue(!newButton.getSelection());
	newButton.setSelection(false);
	assertTrue(!newButton.getSelection());
	newButton.dispose();

	// test setSelection for push button
	newButton = new Button(shell, SWT.PUSH);
	newButton.setSelection(true);
	assertTrue(!newButton.getSelection());
	newButton.setSelection(false);
	assertTrue(!newButton.getSelection());
	newButton.dispose();

	// test setSelection for radio button
	newButton = new Button(shell, SWT.RADIO);
	newButton.setSelection(true);
	assertTrue(newButton.getSelection());
	newButton.setSelection(false);
	assertTrue(!newButton.getSelection());
	newButton.dispose();

	// test setSelection for toggle button
	newButton = new Button(shell, SWT.TOGGLE);
	newButton.setSelection(true);
	assertTrue(newButton.getSelection());
	newButton.setSelection(false);
	assertTrue(!newButton.getSelection());
	newButton.dispose();
	}

	@Test
	public void test_setTextLjava_lang_String() {
	String[] cases = {"", "some text", "ldkashdoehufweovcnhslvhregojebckreavbkuhxbiufvcyhbifuyewvbiureyd.,cmnesljliewjfchvbwoifivbeworixuieurvbiuvbohflksjeahfcliureafgyciabelitvyrwtlicuyrtliureybcliuyreuceyvbliureybct", "\n \n \b \t ", "\0"};
	int goodCases = 4;
	for (int i=0; i<goodCases; i++){
	button.setText(cases[i]);
	assertTrue("good case: " + String.valueOf(i), button.getText().equals(cases[i]));
	}

	try {
	button.setText(null);
	fail("No exception thrown for text == null");
	}
	catch (IllegalArgumentException e) {
	}

	button.setText("");
	}

	//custom

	protected void setUp(int style) {
	super.setUp();
	button = new Button(shell, style);
	setWidget(button);
	}

	@Test
	public void test_consistency_MenuDetect () {
	consistencyEvent(10, 10, 3, 0, ConsistencyUtility.MOUSE_CLICK);
	tearDown();
	setUp(SWT.CHECK);
	consistencyEvent(5, 5, 3, 0, ConsistencyUtility.MOUSE_CLICK);
	tearDown();
	setUp(SWT.RADIO);
	consistencyEvent(5, 5, 3, 0, ConsistencyUtility.MOUSE_CLICK);
	tearDown();
	setUp(SWT.TOGGLE);
	consistencyEvent(5, 5, 3, 0, ConsistencyUtility.MOUSE_CLICK);
	tearDown();
	setUp(SWT.ARROW);
	consistencyEvent(5, 5, 3, 0, ConsistencyUtility.MOUSE_CLICK);

	}

	@Test
	public void test_consistency_MouseSelection () {
	consistencyEvent(10, 10, 1, 0, ConsistencyUtility.MOUSE_CLICK);
	tearDown();
	setUp(SWT.CHECK);
	consistencyEvent(5, 5, 1, 0, ConsistencyUtility.MOUSE_CLICK);
	tearDown();
	setUp(SWT.RADIO);
	button.setSelection(true);
	consistencyEvent(5, 5, 1, 0, ConsistencyUtility.MOUSE_CLICK);
	tearDown();
	setUp(SWT.TOGGLE);
	consistencyEvent(5, 5, 1, 0, ConsistencyUtility.MOUSE_CLICK);
	tearDown();
	setUp(SWT.ARROW);
	consistencyEvent(5, 5, 1, 0, ConsistencyUtility.MOUSE_CLICK);
	}

	@Test
	public void test_consistency_EnterSelection () {
	// differences between push and the rest of the buttons
	// different across platforms
	// consistencyEvent(10, 13, 0, 0, ConsistencyUtility.KEY_PRESS);
	tearDown();
	setUp(SWT.CHECK);
	consistencyEvent(10, 13, 0, 0, ConsistencyUtility.KEY_PRESS);
	tearDown();
	setUp(SWT.RADIO);
	consistencyEvent(10, 13, 0, 0, ConsistencyUtility.KEY_PRESS);
	tearDown();
	setUp(SWT.TOGGLE);
	consistencyEvent(10, 13, 0, 0, ConsistencyUtility.KEY_PRESS);
	tearDown();
	setUp(SWT.ARROW);
	consistencyEvent(10, 13, 0, 0, ConsistencyUtility.KEY_PRESS);
	}

	@Test
	public void test_consistency_SpaceSelection () {
	consistencyEvent(' ', 32, 0, 0, ConsistencyUtility.KEY_PRESS);
	tearDown();
	setUp(SWT.CHECK);
	consistencyEvent(' ', 32, 0, 0, ConsistencyUtility.KEY_PRESS);
	tearDown();
	setUp(SWT.RADIO);
	button.setSelection(true);
	consistencyEvent(' ', 32, 0, 0, ConsistencyUtility.KEY_PRESS);
	tearDown();
	setUp(SWT.TOGGLE);
	consistencyEvent(' ', 32, 0, 0, ConsistencyUtility.KEY_PRESS);
	tearDown();
	//arrow does not produce a traverse mnemonic on xp
	setUp(SWT.ARROW);
	consistencyEvent(' ', 32, 0, 0, ConsistencyUtility.KEY_PRESS);
	}

	@Test
	public void test_consistency_DragDetect () {
	consistencyEvent(10, 10, 20, 20, ConsistencyUtility.MOUSE_DRAG);
	tearDown();
	setUp(SWT.CHECK);
	consistencyEvent(5, 5, 15, 15, ConsistencyUtility.MOUSE_DRAG);
	tearDown();
	setUp(SWT.RADIO);
	consistencyEvent(5, 5, 15, 15, ConsistencyUtility.MOUSE_DRAG);
	tearDown();
	setUp(SWT.TOGGLE);
	consistencyEvent(5, 5, 15, 15, ConsistencyUtility.MOUSE_DRAG);
	tearDown();
	setUp(SWT.ARROW);
	consistencyEvent(5, 5, 15, 15, ConsistencyUtility.MOUSE_DRAG);
	}


	}