--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/com/sun/jdi/LineNumberInfo.java Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,204 @@
+/*
+ * Copyright 1999-2006 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/**
+ * @test
+ * @bug 4238644 4238643 4238641 4944198
+ * @summary Test javac regressions in the generation of line number info
+ * @author Gordon Hirsch
+ *
+ * @run build TestScaffold VMConnection TargetListener TargetAdapter
+ * @run compile -g LineNumberInfo.java ControlFlow.java
+ *
+ * @run main LineNumberInfo
+ */
+import com.sun.jdi.*;
+import com.sun.jdi.event.*;
+import com.sun.jdi.request.*;
+
+import java.util.List;
+import java.util.Iterator;
+
+public class LineNumberInfo extends TestScaffold {
+ /*
+ * These two arrays are used to validate the line number
+ * information returned by JDI. There are limitations to
+ * this approach:
+ * - there are no strict rules about
+ * what constitutes the "right" line number mapping, so
+ * this kind of test may have false negatives with other
+ * compilers.
+ * - this test is also sensitive to the compiler's code generation;
+ * if that changes, this test will likely need updating.
+ * - this test assumes that JDI code index == class file
+ * byte code index which may not be true in all VMs.
+ * - To find the values for these tables, compile ControlFlow.java and then
+ * do:
+ * javap -classpath _jj1.solaris-sparc/JTwork/classes/com/sun/jdi \
+ * -l ControlFlow
+ */
+ final int[] lineNumbers = {
+ 15,
+ 16,
+ 19,
+ 20,
+ 22,
+ 25,
+ 26,
+ 28,
+ 32,
+ 33,
+ 34,
+ 36,
+ 37,
+ 36,
+ 40,
+ 41,
+ 42,
+ 45,
+ 46,
+ 45,
+ 49,
+ 51,
+ 53,
+ 55,
+ 57,
+ 59,
+ 60,
+ 62,
+ 65,
+ 67,
+ 69,
+ 71,
+ 73,
+ 75,
+ 78
+ };
+
+ final int[] codeIndices = {
+ 0 ,
+ 7 ,
+ 15 ,
+ 22 ,
+ 33 ,
+ 43 ,
+ 50 ,
+ 60 ,
+ 68 ,
+ 76 ,
+ 77 ,
+ 85 ,
+ 93 ,
+ 96 ,
+ 107,
+ 111,
+ 119,
+ 129,
+ 139,
+ 178,
+ 184,
+ 240,
+ 250,
+ 260,
+ 270,
+ 280,
+ 288,
+ 291,
+ 301,
+ 336,
+ 346,
+ 356,
+ 366,
+ 376,
+ 384
+ };
+
+ LineNumberInfo(String args[]) {
+ super(args);
+ }
+
+ public static void main(String args[]) throws Exception {
+ new LineNumberInfo(args).startTests();
+ }
+
+ protected void runTests() throws Exception {
+ startUp("ControlFlow");
+
+ // Get the ControlFlow class loaded.
+ ClassPrepareEvent event = resumeToPrepareOf("ControlFlow");
+
+ ClassType clazz = (ClassType)event.referenceType();
+ Method method = clazz.concreteMethodByName("go", "()V");
+ List locations = method.allLineLocations();
+
+ if (lineNumbers.length != codeIndices.length) {
+ failure("FAILED: Bad test. Line number and code index arrays " +
+ "must be equal in size");
+ }
+
+ if (locations.size() != codeIndices.length) {
+ // Help the tester see why it failed.
+ Iterator iter = locations.iterator();
+ while (iter.hasNext()) {
+ Location location = (Location)iter.next();
+ System.err.println("location=" + location);
+ }
+
+ failure("FAILED: Bad line number table size: jdi=" +
+ locations.size() +
+ ", test=" + codeIndices.length);
+ }
+
+ int i = 0;
+ Iterator iter = locations.iterator();
+ while (iter.hasNext()) {
+ Location location = (Location)iter.next();
+ if (location.codeIndex() != codeIndices[i]) {
+ failure("FAILED: Code index mismatch: jdi=" +
+ location.codeIndex() +
+ ", test=" + codeIndices[i]);
+ }
+ if (location.lineNumber() != lineNumbers[i]) {
+ failure("FAILED: Line number mismatch: jdi=" +
+ location.lineNumber() +
+ ", test=" + lineNumbers[i]);
+ }
+ i++;
+ }
+
+
+ // Allow application to complete
+ listenUntilVMDisconnect();
+
+ /*
+ * deal with results of test
+ * if anything has called failure("foo") testFailed will be true
+ */
+ if (!testFailed) {
+ println("LineNumberInfo: passed");
+ } else {
+ throw new Exception("LineNumberInfo: failed");
+ }
+
+ }
+}