Add m-esr52 at 52.6.0

1 files changed, 36 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/debug/Frame-onPop-error-scope-unwind-02.js b/js/src/jit-test/tests/debug/Frame-onPop-error-scope-unwind-02.js
new file mode 100644
index 000000000..157dbf5bb
--- /dev/null
+++ b/js/src/jit-test/tests/debug/Frame-onPop-error-scope-unwind-02.js
@@ -0,0 +1,36 @@
+// Tests that exception handling works with block scopes.
+
+var g = newGlobal();
+var dbg = new Debugger(g);
+var correct;
+dbg.onEnterFrame = function (f) {
+  if (f.callee && f.callee.name == "f") {
+    f.onPop = function() {
+      // The scope at the point of onPop is at the point of popping (the
+      // noSuchFn call).
+      correct = (f.environment.getVariable("e") === 42 &&
+                 f.environment.getVariable("outer") === undefined);
+    };
+  }
+};
+g.eval("" + function f() {
+  var outer = 43;
+  // Surround with a loop to insert a loop trynote.
+  for (;;) {
+    try {
+      eval("");
+      throw 42;
+    } catch (e) {
+      noSuchFn(e);
+    }
+  }
+});
+
+
+try {
+  g.eval("f();");
+} catch (e) {
+  // The above is expected to throw.
+}
+
+assertEq(correct, true);