1 files changed, 37 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/Frame-onPop-13.js b/js/src/jit-test/tests/debug/Frame-onPop-13.js
new file mode 100644
index 000000000..45ebcc65e
--- /dev/null
+++ b/js/src/jit-test/tests/debug/Frame-onPop-13.js
@@ -0,0 +1,37 @@
+// One can set onPop handlers on some frames but not others.
+var g = newGlobal();
+g.eval("function f(n) { if (n > 0) f(n-1); else debugger; }");
+var dbg = new Debugger(g);
+var log;
+
+Debugger.Frame.prototype.nthOlder = function nthOlder(n) {
+    var f = this;
+    while (n-- > 0)
+        f = f.older;
+    return f;
+};
+
+dbg.onEnterFrame = function handleEnter(f) {
+    log += "(" + f.arguments[0];
+};
+
+function makePopHandler(n) {
+    return function handlePop(c) {
+        log += ")" + this.arguments[0];
+        assertEq(this.arguments[0], n);
+    };
+}
+
+dbg.onDebuggerStatement = function handleDebugger(f) {
+    // Set onPop handers on some frames, and leave others alone. Vary the
+    // spacing.
+    f.nthOlder(2).onPop = makePopHandler(2);
+    f.nthOlder(3).onPop = makePopHandler(3);
+    f.nthOlder(5).onPop = makePopHandler(5);
+    f.nthOlder(8).onPop = makePopHandler(8);
+    f.nthOlder(13).onPop = makePopHandler(13);
+};
+
+log = '';
+g.f(20);
+assertEq(log, "(20(19(18(17(16(15(14(13(12(11(10(9(8(7(6(5(4(3(2(1(0)2)3)5)8)13");