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/*
* Copyright (c) 2006, 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 6284484
* @summary Verifies that GeneralPath objects do not "contain" or "intersect"
* empty rectangles
*/
import java.awt.Rectangle;
import java.awt.Shape;
import java.awt.geom.AffineTransform;
import java.awt.geom.GeneralPath;
public class EmptyRectHitTest {
public static int numerrors;
public static void main(String argv[]) {
Rectangle select1 = new Rectangle(1, 1, 1, 1);
Rectangle select2 = new Rectangle(1, 1, 0, 0);
Rectangle select3 = new Rectangle(100, 100, 1, 1);
Rectangle select4 = new Rectangle(100, 100, 0, 0);
Rectangle rect = new Rectangle(-5, -5, 10, 10);
test(rect, select1, true, true);
test(rect, select2, false, false);
test(rect, select3, false, false);
test(rect, select4, false, false);
GeneralPath gp = new GeneralPath(rect);
test(gp, select1, true, true);
test(gp, select2, false, false);
test(gp, select3, false, false);
test(gp, select4, false, false);
AffineTransform xform = new AffineTransform();
xform.setToRotation(Math.PI / 4);
Shape shape = xform.createTransformedShape(rect);
test(shape, select1, true, true);
test(shape, select2, false, false);
test(shape, select3, false, false);
test(shape, select4, false, false);
if (numerrors > 0) {
throw new RuntimeException(numerrors+" errors in tests");
}
}
public static void test(Shape testshape, Rectangle rect,
boolean shouldcontain, boolean shouldintersect)
{
if (testshape.contains(rect) != shouldcontain) {
error(testshape, rect, "contains", !shouldcontain);
}
if (testshape.intersects(rect) != shouldintersect) {
error(testshape, rect, "intersects", !shouldintersect);
}
}
public static void error(Shape t, Rectangle r, String type, boolean res) {
numerrors++;
System.err.println(t+type+"("+r+") == "+res);
}
}
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