1 /*
   2  * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 8146324
  27  * @summary Test Font.textRequiresLayout
  28  */
  29 
  30 import java.awt.Font;
  31 
  32 public class TextRequiresLayoutTest {
  33 
  34     public static void main(String args[]) {
  35 
  36         String simpleStr = "Hello World";
  37         String complexStr = "\u0641\u0642\u0643";
  38         char[] simpleChars = simpleStr.toCharArray();
  39         char[] complexChars = complexStr.toCharArray();
  40 
  41         if (Font.textRequiresLayout(simpleChars, 0, simpleChars.length)) {
  42             throw new RuntimeException("Simple text should not need layout");
  43         }
  44 
  45         if (!Font.textRequiresLayout(complexChars, 0, complexChars.length)) {
  46             throw new RuntimeException("Complex text should need layout");
  47         }
  48 
  49         if (Font.textRequiresLayout(complexChars, 0, 0)) {
  50             throw new RuntimeException("Empty text should not need layout");
  51         }
  52 
  53         boolean except = false;
  54         try {
  55              Font.textRequiresLayout(null, 0, 0);
  56         } catch (IllegalArgumentException iae) {
  57            except = true;
  58         }
  59         if (!except) {
  60             throw new RuntimeException("No expected IllegalArgumentException");
  61         }
  62 
  63         except = false;
  64         try {
  65              Font.textRequiresLayout(complexChars, -1, 0);
  66         } catch (ArrayIndexOutOfBoundsException iae) {
  67            except = true;
  68         }
  69         if (!except) {
  70             throw new
  71                 RuntimeException("No expected ArrayIndexOutOfBoundsException");
  72         }
  73 
  74         except = false;
  75         try {
  76              Font.textRequiresLayout(complexChars, 0, complexChars.length+1);
  77         } catch (ArrayIndexOutOfBoundsException iae) {
  78            except = true;
  79         }
  80         if (!except) {
  81             throw new
  82                 RuntimeException("No expected ArrayIndexOutOfBoundsException");
  83         }
  84     }
  85 }