1 /* 2 * Copyright (C) 2007 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 17 import junit.framework.Assert; 18 19 /** 20 * more string tests 21 */ 22 public class Main { main(String args[])23 public static void main(String args[]) { 24 String test = "0123456789"; 25 String test1 = new String("0123456789"); // different object 26 String test2 = new String("0123456780"); // different value 27 String offset = new String("xxx0123456789yyy"); 28 String sub = offset.substring(3, 13); 29 Object blah = new Object(); 30 31 Assert.assertTrue(test.equals(test)); 32 Assert.assertTrue(test.equals(test1)); 33 Assert.assertFalse(test.equals(test2)); 34 35 Assert.assertEquals(test.compareTo(test1), 0); 36 Assert.assertTrue(test1.compareTo(test2) > 0); 37 Assert.assertTrue(test2.compareTo(test1) < 0); 38 39 /* compare string with a nonzero offset, in left/right side */ 40 Assert.assertEquals(test.compareTo(sub), 0); 41 Assert.assertEquals(sub.compareTo(test), 0); 42 Assert.assertTrue(test.equals(sub)); 43 Assert.assertTrue(sub.equals(test)); 44 /* same base, one is a substring */ 45 Assert.assertFalse(offset.equals(sub)); 46 Assert.assertFalse(sub.equals(offset)); 47 /* wrong class */ 48 Assert.assertFalse(test.equals(blah)); 49 50 /* null ptr - throw */ 51 try { 52 test.compareTo(null); 53 Assert.fail("didn't get expected npe"); 54 } catch (NullPointerException npe) { 55 System.out.println("Got expected npe"); 56 } 57 /* null ptr - ok */ 58 Assert.assertFalse(test.equals(null)); 59 60 test = test.substring(1); 61 Assert.assertTrue(test.equals("123456789")); 62 Assert.assertFalse(test.equals(test1)); 63 64 test = test.substring(1); 65 Assert.assertTrue(test.equals("23456789")); 66 67 test = test.substring(1); 68 Assert.assertTrue(test.equals("3456789")); 69 70 test = test.substring(1); 71 Assert.assertTrue(test.equals("456789")); 72 73 test = test.substring(3,5); 74 Assert.assertTrue(test.equals("78")); 75 76 test = "this/is/a/path"; 77 String[] strings = test.split("/"); 78 Assert.assertEquals(4, strings.length); 79 80 Assert.assertEquals("this is a path", test.replaceAll("/", " ")); 81 Assert.assertEquals("this is a path", test.replace("/", " ")); 82 } 83 } 84