1/* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package libcore.java.net; 18 19import java.net.IDN; 20import junit.framework.TestCase; 21 22public class IDNTest extends TestCase { 23 private static String makePunyString(int xCount) { 24 StringBuilder s = new StringBuilder(); 25 s.append("xn--bcher"); 26 for (int i = 0; i < xCount; ++i) { 27 s.append('x'); 28 } 29 s.append("-kva"); 30 return s.toString(); 31 } 32 33 public void test_toUnicode_failures() { 34 // This is short enough to work... 35 assertEquals("b\u00fccher", IDN.toUnicode(makePunyString(0))); 36 // This is too long, and the RI just returns the input string... 37 String longInput = makePunyString(512); 38 assertEquals(longInput, IDN.toUnicode(longInput)); 39 } 40} 41