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 java.nio.charset.Charset;
18 import java.io.UnsupportedEncodingException;
19 
20 /**
21  * Simple string test.
22  */
23 public class Main {
main(String args[])24     public static void main(String args[]) {
25         basicTest();
26         indexTest();
27         constructorTest();
28     }
29 
basicTest()30     public static void basicTest() {
31         String baseStr = "*** This is a very nice string!!!";
32         String testStr;
33         int i;
34 
35         testStr = baseStr.substring(4, baseStr.length() - 3);
36         System.out.println("testStr is '" + testStr + "'");
37 
38         /* sloppy for loop */
39         for (i = 0; i < testStr.length(); i++)
40             System.out.print(testStr.charAt(i));
41         System.out.print("\n");
42 
43         String testStr2 = "This is a very nice strinG";
44         if (testStr.length() != testStr2.length())
45             System.out.println("WARNING: stringTest length mismatch");
46 
47         System.out.println("Compare result is " + testStr.compareTo(testStr2));
48 
49         // expected: -65302
50         String s1 = "\u0c6d\u0cb6\u0d00\u0000\u0080\u0080\u0080\u0000\u0002\u0002\u0002\u0000\u00e9\u00e9\u00e9";
51         String s2 = "\u0c6d\u0cb6\u0d00\u0000\u0080\u0080\u0080\u0000\u0002\u0002\u0002\u0000\uffff\uffff\uffff\u00e9\u00e9\u00e9";
52         System.out.println("Compare unicode: " + s1.compareTo(s2));
53 
54         try {
55             testStr.charAt(500);
56             System.out.println("GLITCH: expected exception");
57         } catch (StringIndexOutOfBoundsException sioobe) {
58             System.out.println("Got expected exception");
59         }
60     }
61 
indexTest()62     public static void indexTest() {
63         String baseStr = "The quick brown fox jumps over the lazy dog!";
64         String subStr;
65 
66         subStr = baseStr.substring(5, baseStr.length() - 4);
67         System.out.println("subStr is '" + subStr + "'");
68 
69         System.out.println("Indexes are: " +
70             baseStr.indexOf('T') + ":" +
71             subStr.indexOf('T') + ":" +
72             subStr.indexOf('u') + ":" +
73             baseStr.indexOf('!') + ":" +
74             subStr.indexOf('y') + ":" +
75             subStr.indexOf('d') + ":" +
76             baseStr.indexOf('x') + ":" +
77             subStr.indexOf('x', 0) + ":" +
78             subStr.indexOf('x', -1) + ":" +
79             subStr.indexOf('x', 200) + ":" +
80             baseStr.indexOf('x', 17) + ":" +
81             baseStr.indexOf('x', 18) + ":" +
82             baseStr.indexOf('x', 19) + ":" +
83             subStr.indexOf('x', 13) + ":" +
84             subStr.indexOf('x', 14) + ":" +
85             subStr.indexOf('&') + ":" +
86             baseStr.indexOf(0x12341234));
87     }
88 
constructorTest()89     public static void constructorTest() {
90         byte[] byteArray = "byteArray".getBytes();
91         char[] charArray = new char[] { 'c', 'h', 'a', 'r', 'A', 'r', 'r', 'a', 'y' };
92         String charsetName = "US-ASCII";
93         Charset charset = Charset.forName("UTF-8");
94         String string = "string";
95         StringBuffer stringBuffer = new StringBuffer("stringBuffer");
96         int [] codePoints = new int[] { 65, 66, 67, 68, 69 };
97         StringBuilder stringBuilder = new StringBuilder("stringBuilder");
98 
99         String s1 = new String();
100         String s2 = new String(byteArray);
101         String s3 = new String(byteArray, 1);
102         String s4 = new String(byteArray, 0, 4);
103         String s5 = new String(byteArray, 2, 4, 5);
104 
105         try {
106             String s6 = new String(byteArray, 2, 4, charsetName);
107             String s7 = new String(byteArray, charsetName);
108         } catch (UnsupportedEncodingException e) {
109             System.out.println("Got unexpected UnsupportedEncodingException");
110         }
111         String s8 = new String(byteArray, 3, 3, charset);
112         String s9 = new String(byteArray, charset);
113         String s10 = new String(charArray);
114         String s11 = new String(charArray, 0, 4);
115         String s12 = new String(string);
116         String s13 = new String(stringBuffer);
117         String s14 = new String(codePoints, 1, 3);
118         String s15 = new String(stringBuilder);
119     }
120 }
121