1 files changed, 47 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/onExceptionUnwind-02.js b/js/src/jit-test/tests/debug/onExceptionUnwind-02.js
new file mode 100644
index 000000000..3907d5fc5
--- /dev/null
+++ b/js/src/jit-test/tests/debug/onExceptionUnwind-02.js
@@ -0,0 +1,47 @@
+// The onExceptionUnwind hook is called multiple times as the stack unwinds.
+
+var g = newGlobal();
+g.debuggeeGlobal = this;
+g.dbg = null;
+g.eval("(" + function () {
+        dbg = new Debugger(debuggeeGlobal);
+        dbg.onExceptionUnwind = function (frame, exc) {
+            assertEq(frame instanceof Debugger.Frame, true);
+            assertEq(exc instanceof Debugger.Object, true);
+            var s = '!';
+            for (var f = frame; f; f = f.older)
+                if (f.type === "call")
+                    s += f.callee.name;
+            s += ', ';
+            debuggeeGlobal.log += s;
+        };
+    } + ")();");
+
+var log;
+
+function k() {
+    throw new Error("oops");  // hook call 1
+}
+
+function j() {
+    k();  // hook call 2
+    log += 'j-unreached, ';
+}
+
+function h() {
+    j();  // hook call 3
+    log += 'h-unreached, ';
+}
+
+function f() {
+    try {
+        h(); // hook call 4
+    } catch (exc) {
+        log += 'f-catch';
+    }
+}
+
+log = '';
+f();
+g.dbg.enabled = false;
+assertEq(log, '!kjhf, !jhf, !hf, !f, f-catch');