8065804: JEP 171: Clarifications/corrections for fence intrinsics
Reviewed-by: dholmes, shade, dl, psandoz
/*
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*
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* 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
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*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
/**
* JDK-8007140: Java.extend crashes when attempting to extend java.lang.Object
*
* @test
* @run
*/
// try various Java.extend cases
// Single interface
var runReached = false;
var r = new (Java.extend(java.lang.Runnable)) {
run: function() {
runReached = true;
}
};
r.run();
if (! runReached) {
fail("run was not called");
}
if (! (r instanceof java.lang.Runnable)) {
fail("r is not a Runnable");
}
// Multiple intefaces
var runReached = false;
var actionPerformedReached = false;
var obj = new (Java.extend(java.awt.event.ActionListener, java.lang.Runnable)) {
actionPerformed : function(e) {
actionPerformedReached = true;
},
run: function() {
runReached = true;
}
};
obj.actionPerformed(null);
if (! actionPerformedReached) {
fail("actionPerformed was not called");
}
obj.run();
if (! runReached) {
fail("run was not called");
}
if (! (obj instanceof java.lang.Runnable)) {
fail("obj is not a Runnable");
}
if (! (obj instanceof java.awt.event.ActionListener)) {
fail("obj is not an ActionListener");
}
// Single class
var obj = new (Java.extend(java.lang.Object)) {
toString: function() { return "I am an Object"; }
};
if (! (obj instanceof java.lang.Object)) {
fail("obj is not an instance of java.lang.Object");
}
if (obj.toString() != "I am an Object") {
fail("Object.toString did not get called");
}
// Single class and single interface
var runReached = false;
var obj = new (Java.extend(java.lang.Object, java.lang.Runnable)) {
run: function() {
runReached = true;
},
hashCode: function() {
return 12;
}
};
obj.run();
if (! runReached) {
fail("run was not called");
}
if (obj.hashCode() != 12) {
fail("hashCode does not return 12");
}