--- /dev/null 2015-11-27 17:14:19.000000000 +0530 +++ new/test/java/awt/font/GlyphVector/TestStandardGlyphVectorBug.java 2015-11-27 17:14:18.825155600 +0530 @@ -0,0 +1,58 @@ +/* + * Copyright (c) 2015, 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. + */ +import java.awt.Font; +import java.awt.font.FontRenderContext; +import java.awt.font.GlyphVector; +import java.awt.geom.AffineTransform; +import java.awt.geom.Point2D; + +/** + * @test + * @bug 7160052 + * @run main TestStandardGlyphVectorBug + * @summary GlyphVector.setGlyphPosition should not throw an exception on valid input + */ +public class TestStandardGlyphVectorBug +{ + public static void main(String[] args) + { + Font defaultFont = new Font(null); + FontRenderContext defaultFrc = new FontRenderContext(new AffineTransform(), + true, true); + GlyphVector gv = defaultFont.createGlyphVector(defaultFrc, "test"); + + //this causes the bounds to be cached + //which is necessary to trigger the bug + gv.getGlyphLogicalBounds(0); + + //this correctly gets the position of the overall advance + Point2D glyphPosition = gv.getGlyphPosition(gv.getNumGlyphs()); + + // this sets the position of the overall advance, + // but also incorrectly tries to clear the bounds cache + // of a specific glyph indexed by the glyphIndex parameter + // even if the glyphIndex represents the overall advance + // (i.e. if glyphIndex == getNumGlyphs()) + gv.setGlyphPosition(gv.getNumGlyphs(), glyphPosition); + } +}