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1 /* |
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2 * Copyright (c) 2010, 2015, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 |
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24 /** |
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25 * JDK-8067215: Disable dual fields when not using optimistic types |
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26 * |
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27 * @test |
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28 * @run |
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29 * @option -Dnashorn.debug=true |
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30 * @fork |
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31 */ |
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32 |
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33 var intType = Java.type("int"); |
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34 var doubleType = Java.type("double"); |
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35 var longType = Java.type("long"); |
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36 var objectType = Java.type("java.lang.Object"); |
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37 |
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38 var Context = Java.type("jdk.nashorn.internal.runtime.Context"); |
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39 var JSType = Java.type("jdk.nashorn.internal.runtime.JSType"); |
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40 |
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41 var context = Context.getContext(); |
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42 var dualFields = context.useDualFields(); |
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43 var optimisticTypes = context.getEnv()._optimistic_types; |
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44 |
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45 if (dualFields != optimisticTypes) { |
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46 throw new Error("Wrong dual fields setting"); |
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47 } |
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48 |
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49 function testMap(obj) { |
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50 obj.x = "foo"; |
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51 obj["y"] = 0; |
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52 Object.defineProperty(obj, "z", {value: 0.5}); |
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53 var map = Debug.map(obj); |
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54 for (var key in obj) { |
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55 var prop = map.findProperty(key); |
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56 if (prop.hasDualFields() !== dualFields) { |
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57 throw new Error("Wrong property flags: " + prop); |
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58 } |
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59 if (prop.getType() != getExpectedType(obj[key])) { |
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60 throw new Error("Wrong property type: " + prop.getType() + " // " + getExpectedType(obj[key])); |
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61 |
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62 } |
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63 } |
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64 } |
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65 |
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66 function getExpectedType(value) { |
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67 if (!dualFields) { |
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68 return objectType.class; |
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69 } |
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70 if (JSType.isRepresentableAsInt(value)) { |
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71 return intType.class; |
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72 } |
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73 if (JSType.isRepresentableAsLong(value)) { |
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74 return longType.class; |
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75 } |
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76 if (JSType.isNumber(value)) { |
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77 return doubleType.class; |
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78 } |
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79 return objectType.class; |
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80 } |
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81 |
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82 var o = { |
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83 a: 1, |
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84 b: 2.5, |
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85 c: 0x10000000000, |
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86 d: true |
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87 }; |
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88 |
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89 function C() { |
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90 this.a = 1; |
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91 this.b = 2.5; |
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92 this.c = 0x10000000000; |
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93 this.d = true; |
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94 } |
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95 |
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96 var a = 1; |
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97 var b = 2.5; |
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98 var c = 0x10000000000; |
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99 var d = true; |
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100 |
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101 testMap(o); |
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102 testMap(new C()); |
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103 testMap(JSON.parse('{ "a": 1, "b": 2.5, "c": 1099511627776, "d": true }')); |
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104 testMap(this); |