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-rw-r--r--js/src/jit-test/tests/debug/Frame-onPop-17.js41
1 files changed, 41 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/Frame-onPop-17.js b/js/src/jit-test/tests/debug/Frame-onPop-17.js
new file mode 100644
index 000000000..5cb382403
--- /dev/null
+++ b/js/src/jit-test/tests/debug/Frame-onPop-17.js
@@ -0,0 +1,41 @@
+// onPop surfaces.
+load(libdir + "asserts.js");
+
+var g = newGlobal();
+var dbg = new Debugger(g);
+
+// Assigning a bogus value to Debugger.Frame.prototype.onPop raises a TypeError.
+function test(badValue) {
+ print("store " + uneval(badValue) + " in Debugger.Frame.prototype.onPop");
+
+ var log;
+ dbg.onDebuggerStatement = function handleDebugger(frame) {
+ log += "d";
+ assertThrowsInstanceOf(function () { frame.onPop = badValue; }, TypeError);
+ };
+
+ log = "";
+ g.eval("debugger");
+ assertEq(log, "d");
+}
+
+test(null);
+test(false);
+test(1);
+test("stringy");
+test(Symbol("symbolic"));
+test({});
+test([]);
+
+// Getting and setting the prototype's onPop is an error.
+assertThrowsInstanceOf(function () { Debugger.Frame.prototype.onPop; }, TypeError);
+assertThrowsInstanceOf(
+ function () { Debugger.Frame.prototype.onPop = function () {}; },
+ TypeError);
+
+// The getters and setters correctly check the type of their 'this' argument.
+var descriptor = Object.getOwnPropertyDescriptor(Debugger.Frame.prototype, 'onPop');
+assertEq(descriptor.configurable, true);
+assertEq(descriptor.enumerable, false);
+assertThrowsInstanceOf(function () { descriptor.get.call({}); }, TypeError);
+assertThrowsInstanceOf(function () { descriptor.set.call({}, function() {}); }, TypeError);