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 OldBigIntegerConstructorsTest extends TestCase { 28 29 /** 30 * java.math.BigInteger#BigInteger(java.lang.String) 31 */ 32 public void test_ConstrString1() { 33 String s = "0"; 34 BigInteger bi_s = new BigInteger(s); 35 assertTrue("the BigInteger value is not initialized properly", bi_s.intValue() == 0); 36 assertEquals("the BigInteger value is not initialized properly", bi_s.toString(), s); 37 } 38 39 /** 40 * java.math.BigInteger#BigInteger(java.lang.String) 41 */ 42 public void test_ConstrString2() { 43 String s = "-2147483648"; 44 BigInteger bi_s = new BigInteger(s); 45 assertTrue("the BigInteger value is not initialized properly", 46 bi_s.intValue() == Integer.MIN_VALUE); 47 assertEquals("the BigInteger value is not initialized properly", bi_s.toString(), s); 48 } 49 50 /** 51 * java.math.BigInteger#BigInteger(java.lang.String) 52 */ 53 public void test_ConstrString3() { 54 String s = "2147483647"; 55 BigInteger bi_s = new BigInteger(s); 56 assertTrue("the BigInteger value is not initialized properly", 57 bi_s.intValue() == Integer.MAX_VALUE); 58 assertEquals("the BigInteger value is not initialized properly", bi_s.toString(), s); 59 } 60 61 /** 62 * java.math.BigInteger#BigInteger(java.lang.String) 63 */ 64 public void test_ConstrStringExc1() { 65 try { 66 new BigInteger("01234 56"); 67 fail("NumberFormatException has not been caught"); 68 } catch (NumberFormatException e) { 69 } 70 } 71 72 /** 73 * java.math.BigInteger#BigInteger(java.lang.String) 74 */ 75 public void test_ConstrStringExc2() { 76 try { 77 new BigInteger("1234#56"); 78 fail("NumberFormatException has not been caught"); 79 } catch (NumberFormatException e) { 80 } 81 } 82 83 /** 84 * java.math.BigInteger#BigInteger(java.lang.String) 85 */ 86 public void test_ConstrStringExc3() { 87 try { 88 new BigInteger("1234.56"); 89 fail("NumberFormatException has not been caught"); 90 } catch (NumberFormatException e) { 91 } 92 } 93 94 /** 95 * java.math.BigInteger#BigInteger(java.lang.String) 96 */ 97 public void test_ConstrStringExc4() { 98 try { 99 new BigInteger("1E+1"); 100 fail("NumberFormatException has not been caught"); 101 } catch (NumberFormatException e) { 102 } 103 } 104 } 105
