Add m-esr52 at 52.6.0

1 files changed, 19 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/debug/Environment-find-01.js b/js/src/jit-test/tests/debug/Environment-find-01.js
new file mode 100644
index 000000000..497fceb2a
--- /dev/null
+++ b/js/src/jit-test/tests/debug/Environment-find-01.js
@@ -0,0 +1,19 @@
+// find sees that vars are hoisted out of with statements.
+
+var g = newGlobal();
+var dbg = Debugger(g);
+var hits = 0;
+dbg.onDebuggerStatement = function (frame) {
+    assertEq(frame.environment.find("x").type, "with");
+    hits++;
+};
+
+assertEq(g.eval("(function () {\n" +
+                "    function g() { x = 1; }\n" +
+                "    with ({x: 2}) {\n" +
+                "        var x;\n" +
+                "        debugger;\n" +
+                "        return x;\n" +
+                "    }\n" +
+                "})();"), 2);
+assertEq(hits, 1);