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1 /* |
1 /* |
2 * Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved. |
2 * Copyright (c) 2003, 2015, Oracle and/or its affiliates. All rights reserved. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * |
4 * |
5 * This code is free software; you can redistribute it and/or modify it |
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 |
6 * under the terms of the GNU General Public License version 2 only, as |
7 * published by the Free Software Foundation. |
7 * published by the Free Software Foundation. |
21 * questions. |
21 * questions. |
22 */ |
22 */ |
23 |
23 |
24 /* |
24 /* |
25 * @test |
25 * @test |
26 * @bug 4826774 |
26 * @library /lib/testlibrary/ |
27 * @summary Numerical tests for hexadecimal inputs to parseDouble, parseFloat |
27 * @build jdk.testlibrary.* |
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28 * @run main ParseHexFloatingPoint |
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29 * @bug 4826774 8078672 |
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30 * @summary Numerical tests for hexadecimal inputs to parse{Double, Float} (use -Dseed=X to set PRNG seed) |
28 * @author Joseph D. Darcy |
31 * @author Joseph D. Darcy |
29 * @key randomness |
32 * @key randomness |
30 */ |
33 */ |
31 |
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32 |
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33 import java.util.regex.*; |
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34 |
34 |
35 public class ParseHexFloatingPoint { |
35 public class ParseHexFloatingPoint { |
36 private ParseHexFloatingPoint(){} |
36 private ParseHexFloatingPoint(){} |
37 |
37 |
38 public static final double infinityD = Double.POSITIVE_INFINITY; |
38 public static final double infinityD = Double.POSITIVE_INFINITY; |
254 } |
254 } |
255 |
255 |
256 failures += significandAlignmentTests(); |
256 failures += significandAlignmentTests(); |
257 |
257 |
258 { |
258 { |
259 java.util.Random rand = new java.util.Random(); |
259 java.util.Random rand = RandomFactory.getRandom(); |
260 // Consistency check; double => hexadecimal => double |
260 // Consistency check; double => hexadecimal => double |
261 // preserves the original value. |
261 // preserves the original value. |
262 for(int i = 0; i < 1000; i++) { |
262 for(int i = 0; i < 1000; i++) { |
263 double d = rand.nextDouble(); |
263 double d = rand.nextDouble(); |
264 failures += testCase(Double.toHexString(d), d); |
264 failures += testCase(Double.toHexString(d), d); |