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-rw-r--r--js/src/jit-test/tests/debug/Object-unsafeDereference-01.js10
1 files changed, 10 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/Object-unsafeDereference-01.js b/js/src/jit-test/tests/debug/Object-unsafeDereference-01.js
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index 0000000000..daac3555e2
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+++ b/js/src/jit-test/tests/debug/Object-unsafeDereference-01.js
@@ -0,0 +1,10 @@
+// Debugger.Object.prototype.unsafeDereference returns the referent directly.
+
+var g = newGlobal({newCompartment: true});
+var dbg = new Debugger();
+var gw = dbg.addDebuggee(g);
+
+assertEq(gw.getOwnPropertyDescriptor('Math').value.unsafeDereference(), g.Math);
+
+g.eval('var obj = {}');
+assertEq(gw.getOwnPropertyDescriptor('obj').value.unsafeDereference(), g.obj);