| /* |
| * Copyright (c) 2013, 2017, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| // THIS TEST IS LINE NUMBER SENSITIVE |
| |
| /** |
| * @test |
| * @bug 4386002 4429245 |
| * @summary Test fix for: Incorrect values reported for some locals of type long |
| * @author Tim Bell |
| * |
| * @run build TestScaffold VMConnection TargetListener TargetAdapter |
| * @run compile -g FetchLocals.java |
| * @run driver FetchLocals |
| */ |
| import com.sun.jdi.*; |
| import com.sun.jdi.event.*; |
| import java.util.*; |
| |
| class FetchLocalsDebugee { |
| public long testMethod() { |
| short s = 12345; |
| int i = 8675309; |
| boolean pt = true; |
| long w = 973230999L; |
| byte b = 0x3b; |
| long x = w * 1000L; |
| char c = '\u005A'; // 005A = "Z" |
| long y = 22; |
| float f = 6.66f; |
| double d = 7.77; |
| |
| System.out.print("pt is: "); |
| System.out.println(pt); |
| System.out.print("b is: "); |
| System.out.println(b); |
| System.out.print("c is: "); |
| System.out.println(c); |
| System.out.print("s is: "); |
| System.out.println(s); |
| System.out.print("i is: "); |
| System.out.println(i); |
| |
| System.out.print("w is: "); |
| System.out.print(w); |
| System.out.print(" (0x"); |
| System.out.print(Long.toHexString(w)); |
| System.out.println(")"); |
| |
| System.out.print("x is: "); |
| System.out.print(x); |
| System.out.print(" (0x"); |
| System.out.print(Long.toHexString(x)); |
| System.out.println(")"); |
| |
| System.out.print("y is: "); |
| System.out.print(y); |
| System.out.print(" (0x"); |
| System.out.print(Long.toHexString(y)); |
| System.out.println(")"); |
| |
| System.out.print("f is: "); |
| System.out.println(f); |
| System.out.print("d is: "); |
| System.out.println(d); |
| System.out.println(); // This is FetchLocals::LINE |
| if (w == 0xde00ad00be00ef00L) { |
| System.out.print ("The debugger was here. w modified to: 0x"); |
| System.out.println(Long.toHexString(w)); |
| } else { |
| System.out.print ("w contains : 0x"); |
| System.out.println(Long.toHexString(w)); |
| } |
| System.out.println(); |
| return x; |
| } |
| public static void main(String[] args) { |
| System.out.print ("FetchLocalsDebugee"); |
| System.out.println(" Starting up..."); |
| FetchLocalsDebugee my = new FetchLocalsDebugee (); |
| long result = my.testMethod(); |
| System.out.print ("testMethod() returned: "); |
| System.out.print (result); |
| System.out.print (" (0x"); |
| System.out.print (Long.toHexString(result)); |
| System.out.println(")"); |
| |
| System.out.print ("FetchLocalsDebugee"); |
| System.out.println(" Shutting down..."); |
| } |
| } |
| |
| public class FetchLocals extends TestScaffold { |
| static final int LINE = 86; |
| |
| FetchLocals (String args[]) { |
| super(args); |
| } |
| |
| public static void main(String[] args) |
| throws Exception |
| { |
| new FetchLocals (args).startTests(); |
| } |
| |
| /** Express a 64 bit double as a hex string |
| */ |
| private static String hexify(double d) { |
| long bits = Double.doubleToLongBits(d); |
| return (" (0x" + java.lang.Long.toHexString(bits) + ")"); |
| } |
| /** Express a 32 bit float as a hex string |
| */ |
| private static String hexify(float f) { |
| int bits = Float.floatToIntBits(f); |
| return (" (0x" + java.lang.Integer.toHexString(bits) + ")"); |
| } |
| |
| protected void test(String name, BooleanValue testV, boolean expectV) |
| throws Exception |
| { |
| if (testV.value() != expectV) { |
| System.out.println("Error for " + name + " = " + testV.value() + |
| " should be: " + expectV); |
| testFailed = true; |
| } else { |
| System.out.print ("Tested OK: "); |
| System.out.print (name); |
| System.out.print (" = "); |
| System.out.println(expectV); |
| } |
| } |
| |
| protected void test(String name, ByteValue testV, byte expectV) |
| throws Exception |
| { |
| if (testV.value() != expectV) { |
| System.out.println("Error for " + name + " = " + testV.value() + |
| " should be: " + expectV); |
| testFailed = true; |
| } else { |
| System.out.print ("Tested OK: "); |
| System.out.print (name); |
| System.out.print (" = "); |
| System.out.println(expectV); |
| } |
| } |
| |
| protected void test(String name, CharValue testV, char expectV) |
| throws Exception |
| { |
| if (testV.value() != expectV) { |
| System.out.println("Error for " + name + " = " + testV.value() + |
| " should be: " + expectV); |
| testFailed = true; |
| } else { |
| System.out.print ("Tested OK: "); |
| System.out.print (name); |
| System.out.print (" = "); |
| System.out.println(expectV); |
| } |
| } |
| |
| protected void test(String name, ShortValue testV, short expectV) |
| throws Exception |
| { |
| if (testV.value() != expectV) { |
| System.out.println("Error for " + name + " = " + testV.value() + |
| " should be: " + expectV); |
| testFailed = true; |
| } else { |
| System.out.print ("Tested OK: "); |
| System.out.print (name); |
| System.out.print (" = "); |
| System.out.println(expectV); |
| } |
| } |
| |
| protected void test(String name, IntegerValue testV, int expectV) |
| throws Exception |
| { |
| if (testV.value() != expectV) { |
| System.out.println("Error for " + name + " = " + testV.value() + |
| " should be: " + expectV); |
| testFailed = true; |
| } else { |
| System.out.print ("Tested OK: "); |
| System.out.print (name); |
| System.out.print (" = "); |
| System.out.println(expectV); |
| } |
| } |
| |
| protected void test(String name, LongValue testV, long expectV) |
| throws Exception |
| { |
| if (testV.value() != expectV) { |
| System.out.println("Error for " + name + " = 0x" + |
| Long.toHexString(testV.value()) + |
| " should be: 0x" + |
| Long.toHexString(expectV)); |
| testFailed = true; |
| } else { |
| System.out.print ("Tested OK: "); |
| System.out.print (name); |
| System.out.print (" = "); |
| System.out.println(expectV); |
| } |
| } |
| |
| protected void test(String name, FloatValue testV, float expectV) |
| throws Exception |
| { |
| if (testV.value() != expectV) { |
| System.out.println("Error for " + name + " = " + testV.value() + |
| hexify(testV.value()) + |
| " should be: " + expectV + |
| hexify(expectV)); |
| testFailed = true; |
| } else { |
| System.out.print ("Tested OK: "); |
| System.out.print (name); |
| System.out.print (" = "); |
| System.out.println(expectV); |
| } |
| } |
| |
| protected void test(String name, DoubleValue testV, double expectV) |
| throws Exception |
| { |
| if (testV.value() != expectV) { |
| System.out.println("Error for " + name + " = " + testV.value() + |
| hexify(testV.value()) + |
| " should be: " + expectV + |
| hexify(expectV)); |
| testFailed = true; |
| } else { |
| System.out.print ("Tested OK: "); |
| System.out.print (name); |
| System.out.print (" = "); |
| System.out.println(expectV); |
| } |
| } |
| |
| protected void testLocalVariables (StackFrame sf) |
| throws Exception |
| { |
| /* |
| * Test values in the local method testMethod (): |
| * 1) Read current data |
| * 2) Test against the expected value |
| * 3) Set to a new value |
| * 4) Read again |
| * 5) Test against the expected value |
| */ |
| LocalVariable lv = sf.visibleVariableByName("pt"); |
| BooleanValue booleanV = (BooleanValue) sf.getValue(lv); |
| test("pt", booleanV, true); |
| booleanV = vm().mirrorOf(false); |
| sf.setValue(lv, booleanV); |
| booleanV = (BooleanValue) sf.getValue(lv); |
| test("pt", booleanV, false); |
| |
| lv = sf.visibleVariableByName("b"); |
| ByteValue byteV = (ByteValue) sf.getValue(lv); |
| byte bTmp = 0x3b; |
| test("b", byteV, bTmp); |
| bTmp = 0x7e; |
| byteV = vm().mirrorOf(bTmp); |
| sf.setValue(lv, byteV); |
| byteV = (ByteValue) sf.getValue(lv); |
| test("b", byteV, bTmp); |
| |
| lv = sf.visibleVariableByName("c"); |
| CharValue charV = (CharValue) sf.getValue(lv); |
| char cTmp = '\u005A'; |
| test("c", charV, cTmp); |
| cTmp = 'A'; |
| charV = vm().mirrorOf(cTmp); |
| sf.setValue(lv, charV); |
| charV = (CharValue) sf.getValue(lv); |
| test("c", charV, cTmp); |
| |
| lv = sf.visibleVariableByName("s"); |
| ShortValue shortV = (ShortValue) sf.getValue(lv); |
| short sTmp = 12345; |
| test("s", shortV, sTmp); |
| sTmp = -32766; |
| shortV = vm().mirrorOf(sTmp); |
| sf.setValue(lv, shortV); |
| shortV = (ShortValue) sf.getValue(lv); |
| test("s", shortV, sTmp); |
| |
| lv = sf.visibleVariableByName("i"); |
| IntegerValue integerV = (IntegerValue) sf.getValue(lv); |
| int iTmp = 8675309; |
| test("i", integerV, iTmp); |
| iTmp = -42; |
| integerV = vm().mirrorOf(iTmp); |
| sf.setValue(lv, integerV); |
| integerV = (IntegerValue) sf.getValue(lv); |
| test("i", integerV, iTmp); |
| |
| lv = sf.visibleVariableByName("w"); |
| LongValue longV = (LongValue) sf.getValue(lv); |
| long wTmp = 973230999L; |
| test("w", longV, wTmp); |
| wTmp = 0xde00ad00be00ef00L; |
| longV = vm().mirrorOf(wTmp); |
| sf.setValue(lv, longV); |
| longV = (LongValue) sf.getValue(lv); |
| test("w", longV, wTmp); |
| |
| lv = sf.visibleVariableByName("x"); |
| longV = (LongValue) sf.getValue(lv); |
| long xTmp = 973230999L * 1000L; |
| test("x", longV, xTmp); |
| xTmp = 0xca00fe00ba00be00L; |
| longV = vm().mirrorOf(xTmp); |
| sf.setValue(lv, longV); |
| longV = (LongValue) sf.getValue(lv); |
| test("x", longV, xTmp); |
| |
| lv = sf.visibleVariableByName("y"); |
| longV = (LongValue) sf.getValue(lv); |
| long yTmp = 22; |
| test("y", longV, yTmp); |
| yTmp = 0xdeadbeefcafebabeL; |
| longV = vm().mirrorOf(yTmp); |
| sf.setValue(lv, longV); |
| longV = (LongValue) sf.getValue(lv); |
| test("x", longV, yTmp); |
| |
| lv = sf.visibleVariableByName("f"); |
| FloatValue floatV = (FloatValue) sf.getValue(lv); |
| float fTmp = 6.66f; |
| test("f", floatV, fTmp); |
| fTmp = (float)java.lang.Math.PI; |
| floatV = vm().mirrorOf(fTmp); |
| sf.setValue(lv, floatV); |
| floatV = (FloatValue)sf.getValue(lv); |
| test("f", floatV, fTmp); |
| |
| lv = sf.visibleVariableByName("d"); |
| DoubleValue doubleV = (DoubleValue) sf.getValue(lv); |
| double dTmp = 7.77; |
| test("d", doubleV, dTmp); |
| dTmp = java.lang.Math.E; |
| doubleV = vm().mirrorOf(dTmp); |
| sf.setValue(lv, doubleV); |
| doubleV = (DoubleValue) sf.getValue(lv); |
| test("d", doubleV, dTmp); |
| } |
| |
| protected void runTests() |
| throws Exception |
| { |
| startToMain("FetchLocalsDebugee"); |
| /* |
| * Get to the bottom of testMethod(): |
| */ |
| try { |
| BreakpointEvent bpe = resumeTo("FetchLocalsDebugee", LINE); |
| /* |
| * Fetch values from fields; what did we get? |
| */ |
| StackFrame sf = bpe.thread().frame(0); |
| testLocalVariables (sf); |
| |
| } catch(Exception ex) { |
| ex.printStackTrace(); |
| testFailed = true; |
| } finally { |
| // Allow application to complete and shut down |
| resumeToVMDisconnect(); |
| } |
| if (!testFailed) { |
| System.out.println("FetchLocals: passed"); |
| } else { |
| throw new Exception("FetchLocals: failed"); |
| } |
| } |
| } |