jdk/test/com/sun/jdi/RedefineChangeClassOrder.sh
changeset 2 90ce3da70b43
child 5506 202f599c92aa
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/com/sun/jdi/RedefineChangeClassOrder.sh	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,151 @@
+#!/bin/sh
+
+#
+# Copyright 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 6270982
+#  @summary Redefine a class so that the order of external classes in
+#  the constant pool are changed.
+#  @author dcubed
+#
+#  @run shell RedefineChangeClassOrder.sh
+
+compileOptions=-g
+
+# Would like to run this test with this option:
+# -XX:-FailOverToOldVerifier
+
+# Uncomment this to see the JDI trace
+#jdbOptions=-dbgtrace
+
+createJavaFile()
+{
+    cat <<EOF > $1.java.1
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+public class $1 {
+    public static void main(String[] args) {
+        new $1().hi(false);
+        new $1().hi(true);  // @1 breakpoint
+    }
+
+    public void hi(boolean expected) {
+        boolean isNewVersion = false; // @1 commentout
+        // @1 uncomment boolean isNewVersion = true;
+
+        if (expected == isNewVersion) {
+            System.out.println("PASS: expected and isNewVersion match.");
+        } else {
+            System.out.println("FAIL: expected and isNewVersion do not match.");
+            System.out.println("expected=" + expected
+              + "  isNewVersion=" + isNewVersion);
+        }
+
+        Foo1 foo1 = new Foo1();  // @1 commentout
+        foo1.hi();  // @1 commentout
+
+        // This Hack code block exists to force some verification_type_info
+        // objects of subtype Object_variable_info into the StackMapTable.
+        //
+        // In the redefined code, the above Foo1 code is effectively
+        // moved after the Foo2 code below which causes things to be
+        // layed out in a different order in the constant pool. The
+        // cpool_index in the Object_variable_info has to be updated
+        // in the redefined code's StackMapTable to refer to right
+        /// constant pool index in the merged constant pool.
+        Hack hack = getClass().getAnnotation(Hack.class);
+        if (hack != null) {
+            String class_annotation = hack.value();
+            System.out.println("class annotation is: " + class_annotation);
+            if (isNewVersion) {
+                if (class_annotation.equals("JUNK")) {
+                    System.out.println("class_annotation is JUNK.");
+                } else {
+                    System.out.println("class_annotation is NOT JUNK.");
+                }
+            }
+        }
+
+        Foo2 foo2 = new Foo2();
+        foo2.hi();
+
+        // @1 uncomment Foo1 foo1 = new Foo1();
+        // @1 uncomment foo1.hi();
+    }
+}
+
+class Foo1 {
+    public void hi() {
+        System.out.println("Hello from " + getClass());
+    }
+}
+
+class Foo2 {
+    public void hi() {
+        System.out.println("Hello from " + getClass());
+    }
+}
+
+@Retention(RetentionPolicy.RUNTIME)
+@interface Hack {
+    String value();
+}
+
+EOF
+}
+
+# This is called to feed cmds to jdb.
+dojdbCmds()
+{
+    setBkpts @1
+    runToBkpt @1
+    redefineClass @1
+    cmd cont
+}
+
+
+mysetup()
+{
+    if [ -z "$TESTSRC" ] ; then
+        TESTSRC=.
+    fi
+
+    for ii in . $TESTSRC $TESTSRC/.. ; do
+        if [ -r "$ii/ShellScaffold.sh" ] ; then
+            . $ii/ShellScaffold.sh 
+            break
+        fi
+    done
+}
+
+# You could replace this next line with the contents
+# of ShellScaffold.sh and this script will run just the same.
+mysetup
+
+runit
+
+debuggeeFailIfPresent 'FAIL:'
+pass