1 /* 2 * Copyright 2000-2008 Sun Microsystems, Inc. All Rights Reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 20 * CA 95054 USA or visit www.sun.com if you need additional information or 21 * have any questions. 22 */ 23 24 /* @test 25 * @summary Unit test for buffers 26 * @bug 4413135 4414911 4416536 4416562 4418782 4471053 4472779 4490253 4523725 27 * 4526177 4463011 4660660 4661219 4663521 4782970 4804304 4938424 6231529 28 * 6221101 6234263 6535542 6591971 6593946 6795561 29 * @author Mark Reinhold 30 */ 31 32 33 import java.io.PrintStream; 34 35 import java.nio.Buffer; 36 import java.nio.ByteBuffer; 37 import java.nio.CharBuffer; 38 39 40 public class Basic { 41 42 static PrintStream out = System.err; 43 44 static long ic(int i) { 45 int j = i % 54; 46 return j + 'a' + ((j > 26) ? 128 : 0); 47 } 48 49 static String toString(Buffer b) { 50 return (b.getClass().getName() 51 + "[pos=" + b.position() 52 + " lim=" + b.limit() 53 + " cap=" + b.capacity() 54 + "]"); 55 } 56 57 static void show(int level, Buffer b) { 58 for (int i = 0; i < level; i++) 59 out.print(" "); 60 out.println(toString(b) + " " + Integer.toHexString(b.hashCode())); 61 } 62 63 static void fail(String s) { 64 throw new RuntimeException(s); 65 } 66 67 static void fail(String s, Buffer b) { 68 throw new RuntimeException(s + ": " + toString(b)); 69 } 70 71 static void fail(String s, Buffer b, Buffer b2) { 72 throw new RuntimeException(s + ": " 73 + toString(b) + ", " + toString(b2)); 74 } 75 76 static void fail(Buffer b, 77 String expected, char expectedChar, 78 String got, char gotChar) 79 { 80 if (b instanceof ByteBuffer) { 81 ByteBuffer bb = (ByteBuffer)b; 82 int n = Math.min(16, bb.limit()); 83 for (int i = 0; i < n; i++) 84 out.print(" " + Integer.toHexString(bb.get(i) & 0xff)); 85 out.println(); 86 } 87 if (b instanceof CharBuffer) { 88 CharBuffer bb = (CharBuffer)b; 89 int n = Math.min(16, bb.limit()); 90 for (int i = 0; i < n; i++) 91 out.print(" " + Integer.toHexString(bb.get(i) & 0xffff)); 92 out.println(); 93 } 94 throw new RuntimeException(toString(b) 95 + ": Expected '" + expectedChar + "'=0x" 96 + expected 97 + ", got '" + gotChar + "'=0x" 98 + got); 99 } 100 101 static void fail(Buffer b, long expected, long got) { 102 fail(b, 103 Long.toHexString(expected), (char)expected, 104 Long.toHexString(got), (char)got); 105 } 106 107 static void ck(Buffer b, boolean cond) { 108 if (!cond) 109 fail("Condition failed", b); 110 } 111 112 static void ck(Buffer b, long got, long expected) { 113 if (expected != got) 114 fail(b, expected, got); 115 } 116 117 static void ck(Buffer b, float got, float expected) { 118 if (expected != got) 119 fail(b, 120 Float.toString(expected), (char)expected, 121 Float.toString(got), (char)got); 122 } 123 124 static void ck(Buffer b, double got, double expected) { 125 if (expected != got) 126 fail(b, 127 Double.toString(expected), (char)expected, 128 Double.toString(got), (char)got); 129 } 130 131 public static void main(String[] args) { 132 BasicByte.test(); 133 BasicChar.test(); 134 BasicShort.test(); 135 BasicInt.test(); 136 BasicLong.test(); 137 BasicFloat.test(); 138 BasicDouble.test(); 139 } 140 141 }