1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one or more
3  * contributor license agreements.  See the NOTICE file distributed with
4  * this work for additional information regarding copyright ownership.
5  * The ASF licenses this file to You under the Apache License, Version 2.0
6  * (the "License"); you may not use this file except in compliance with
7  * the License.  You may obtain a copy of the License at
8  *
9  *   http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17 /**
18  * @author Elena Semukhina
19  * @version $Revision$
20  */
21 
22 package libcore.java.math;
23 
24 import java.math.BigInteger;
25 import junit.framework.TestCase;
26 
27 public class OldBigIntegerToStringTest extends TestCase {
28 
test_toString1()29     public void test_toString1() {
30 
31         String s = "0000000000";
32         BigInteger bi = new BigInteger(s);
33         String sBI = bi.toString();
34         assertEquals("toString method returns incorrect value instead of " + s, sBI, "0");
35     }
36 
test_toString2()37     public void test_toString2() {
38         String s = "1234567890987654321";
39         BigInteger bi = new BigInteger(s);
40         String sBI = bi.toString();
41         assertEquals("toString method returns incorrect value instead of " + s, sBI, s);
42     }
43 
test_toString3()44     public void test_toString3() {
45         String s = "-1234567890987654321";
46         BigInteger bi = new BigInteger(s);
47         String sBI = bi.toString();
48         assertEquals("toString method returns incorrect value instead of " + s, sBI, s);
49     }
50 
test_toString4()51     public void test_toString4() {
52         String s = "12345678901234";
53         long l = 12345678901234L;
54         BigInteger bi = BigInteger.valueOf(l);
55         String sBI = bi.toString();
56         assertEquals("toString method returns incorrect value instead of " + s, sBI, s);
57     }
58 
test_toString5()59     public void test_toString5() {
60         String s = "-12345678901234";
61         long l = -12345678901234L;
62         BigInteger bi = BigInteger.valueOf(l);
63         String sBI = bi.toString();
64         assertEquals("toString method returns incorrect value instead of " + s, sBI, s);
65     }
66 
test_toString()67     public void test_toString() {
68         byte aBytes[] = {
69                 12, 56, 100, -2, -76, 89, 45, 91, 3, -15, 35, 26, 3, 91
70         };
71         String s = "247856948764430159964673417020251";
72         BigInteger bi = new BigInteger(aBytes);
73         String sBI = bi.toString();
74         assertEquals("toString method returns incorrect value instead of " + s, sBI, s);
75         byte aBytes_[] = {
76                 -12, 56, 100, -2, -76, 89, 45, 91, 3, -15, 35, 26, 3, 91
77         };
78         s = "-238920881723209930210060613844133";
79         bi = new BigInteger(aBytes_);
80         sBI = bi.toString();
81         assertEquals("toString method returns incorrect value instead of " + s, sBI, s);
82     }
83 }
84