Fri, 14 Jul 2017 14:30:06 -0700
Merge
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
attila@962 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. |
attila@962 | 8 | * |
aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 13 | * accompanied this code). |
attila@962 | 14 | * |
aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
attila@962 | 18 | * |
aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 21 | * questions. |
aoqi@0 | 22 | */ |
aoqi@0 | 23 | |
aoqi@0 | 24 | /** |
aoqi@0 | 25 | * JDK-8044798: API for debugging Nashorn |
aoqi@0 | 26 | * |
aoqi@0 | 27 | * @test |
sundar@1053 | 28 | * @option -Dnashorn.mirror.always=false |
sundar@1053 | 29 | * @fork |
aoqi@0 | 30 | * @run |
aoqi@0 | 31 | */ |
aoqi@0 | 32 | |
aoqi@0 | 33 | // basic API exercise checks |
aoqi@0 | 34 | |
aoqi@0 | 35 | var Arrays = Java.type("java.util.Arrays"); |
aoqi@0 | 36 | var CharArray = Java.type("char[]"); |
aoqi@0 | 37 | var DebuggerSupport = Java.type("jdk.nashorn.internal.runtime.DebuggerSupport"); |
aoqi@0 | 38 | var DebuggerValueDesc = Java.type("jdk.nashorn.internal.runtime.DebuggerSupport.DebuggerValueDesc"); |
aoqi@0 | 39 | |
aoqi@0 | 40 | var valueDescFields = DebuggerValueDesc.class.declaredFields; |
aoqi@0 | 41 | Arrays.sort(valueDescFields, function(f1, f2) f1.name.compareTo(f2.name)); |
aoqi@0 | 42 | for each (var f in valueDescFields) { |
aoqi@0 | 43 | f.accessible = true; |
aoqi@0 | 44 | } |
aoqi@0 | 45 | |
aoqi@0 | 46 | var debuggerSupportMethods = DebuggerSupport.class.declaredMethods; |
aoqi@0 | 47 | |
aoqi@0 | 48 | // methods of DebuggerSupport that we use |
aoqi@0 | 49 | var evalMethod, valueInfoMethod, valueInfosMethod; |
aoqi@0 | 50 | var getSourceInfoMethod, valueAsStringMethod; |
aoqi@0 | 51 | |
aoqi@0 | 52 | for each (var m in debuggerSupportMethods) { |
aoqi@0 | 53 | m.accessible = true; |
aoqi@0 | 54 | switch (m.name) { |
aoqi@0 | 55 | case "eval": |
aoqi@0 | 56 | evalMethod = m; |
aoqi@0 | 57 | break; |
aoqi@0 | 58 | case "valueInfo": |
aoqi@0 | 59 | if (m.parameterCount == 3) { |
aoqi@0 | 60 | valueInfoMethod = m; |
aoqi@0 | 61 | } |
aoqi@0 | 62 | break; |
aoqi@0 | 63 | case "valueInfos": |
aoqi@0 | 64 | valueInfosMethod = m; |
aoqi@0 | 65 | break; |
aoqi@0 | 66 | case "valueAsString": |
aoqi@0 | 67 | valueAsStringMethod = m; |
aoqi@0 | 68 | break; |
aoqi@0 | 69 | case "getSourceInfo": |
aoqi@0 | 70 | getSourceInfoMethod = m; |
aoqi@0 | 71 | break; |
aoqi@0 | 72 | } |
aoqi@0 | 73 | } |
aoqi@0 | 74 | |
aoqi@0 | 75 | // eval |
aoqi@0 | 76 | var value = evalMethod.invoke(null, null, null, "33 + 55", false); |
aoqi@0 | 77 | print(value); |
aoqi@0 | 78 | |
aoqi@0 | 79 | // valueInfo |
aoqi@0 | 80 | var info = valueInfoMethod.invoke(null, "apply", Function, true); |
aoqi@0 | 81 | for each (var f in valueDescFields) { |
aoqi@0 | 82 | print(f.name, "=", f.get(info)); |
aoqi@0 | 83 | } |
aoqi@0 | 84 | |
aoqi@0 | 85 | // valueInfo - user defined object |
aoqi@0 | 86 | var info = valueInfoMethod.invoke(null, "foo", { foo: 343 }, true); |
aoqi@0 | 87 | for each (var f in valueDescFields) { |
aoqi@0 | 88 | print(f.name, "=", f.get(info)); |
aoqi@0 | 89 | } |
aoqi@0 | 90 | |
aoqi@0 | 91 | // valueInfos |
aoqi@0 | 92 | var infos = valueInfosMethod.invoke(null, Object, true); |
aoqi@0 | 93 | for each (var info in infos) { |
aoqi@0 | 94 | for each (var f in valueDescFields) { |
aoqi@0 | 95 | print(f.name, "=", f.get(info)); |
attila@962 | 96 | } |
aoqi@0 | 97 | } |
aoqi@0 | 98 | |
aoqi@0 | 99 | // valueInfos - user defined object |
aoqi@0 | 100 | var infos = valueInfosMethod.invoke(null, { foo: 34, bar: "hello" }, true); |
aoqi@0 | 101 | for each (var info in infos) { |
aoqi@0 | 102 | for each (var f in valueDescFields) { |
aoqi@0 | 103 | print(f.name, "=", f.get(info)); |
attila@962 | 104 | } |
aoqi@0 | 105 | } |
aoqi@0 | 106 | |
aoqi@0 | 107 | // valueAsString |
aoqi@0 | 108 | function printValue(value) { |
aoqi@0 | 109 | print(valueAsStringMethod.invoke(null, value)); |
aoqi@0 | 110 | } |
aoqi@0 | 111 | |
aoqi@0 | 112 | printValue(undefined); |
aoqi@0 | 113 | printValue(null); |
aoqi@0 | 114 | printValue("hello"); |
aoqi@0 | 115 | printValue(Math.PI); |
aoqi@0 | 116 | printValue(this); |
aoqi@0 | 117 | |
aoqi@0 | 118 | // The below are not part of DebuggerSupport. But we need these to |
aoqi@0 | 119 | // test DebuggerSupport.getSourceInfo etc. which need compiled script class |
aoqi@0 | 120 | |
aoqi@0 | 121 | var Source = Java.type("jdk.nashorn.internal.runtime.Source"); |
aoqi@0 | 122 | var Context = Java.type("jdk.nashorn.internal.runtime.Context"); |
aoqi@0 | 123 | var sourceCls = Source.class; |
aoqi@0 | 124 | var errorMgrCls = Java.type("jdk.nashorn.internal.runtime.ErrorManager").class; |
aoqi@0 | 125 | var booleanCls = Java.type("java.lang.Boolean").TYPE; |
aoqi@0 | 126 | |
aoqi@0 | 127 | // private compile method of Context class |
aoqi@0 | 128 | var compileMethod = Context.class.getDeclaredMethod("compile", |
aoqi@0 | 129 | sourceCls, errorMgrCls, booleanCls); |
aoqi@0 | 130 | compileMethod.accessible = true; |
aoqi@0 | 131 | |
aoqi@0 | 132 | var scriptCls = compileMethod.invoke(Context.context, |
aoqi@0 | 133 | Source.sourceFor("test", "print('hello')"), |
aoqi@0 | 134 | new Context.ThrowErrorManager(), false); |
aoqi@0 | 135 | |
aoqi@0 | 136 | var SCRIPT_CLASS_NAME_PREFIX = "jdk.nashorn.internal.scripts.Script$"; |
aoqi@0 | 137 | print("script class name pattern satisfied? " + |
aoqi@0 | 138 | scriptCls.name.startsWith(SCRIPT_CLASS_NAME_PREFIX)); |
aoqi@0 | 139 | |
aoqi@0 | 140 | var srcInfo = getSourceInfoMethod.invoke(null, scriptCls); |
aoqi@0 | 141 | var srcInfoFields = srcInfo.class.declaredFields; |
aoqi@0 | 142 | Arrays.sort(srcInfoFields, function(f1, f2) f1.name.compareTo(f2.name)); |
aoqi@0 | 143 | |
aoqi@0 | 144 | print("Source info"); |
aoqi@0 | 145 | for each (var f in srcInfoFields) { |
aoqi@0 | 146 | f.accessible = true; |
aoqi@0 | 147 | var fieldValue = f.get(srcInfo); |
aoqi@0 | 148 | if (fieldValue instanceof CharArray) { |
aoqi@0 | 149 | fieldValue = new java.lang.String(fieldValue); |
aoqi@0 | 150 | } |
aoqi@0 | 151 | |
aoqi@0 | 152 | print(f.name, "=", fieldValue); |
aoqi@0 | 153 | } |