Add m-esr52 at 52.6.0

1 files changed, 41 insertions, 0 deletions

diff --git a/js/src/tests/ecma_6/Expressions/delete-constant-folded-and-or.js b/js/src/tests/ecma_6/Expressions/delete-constant-folded-and-or.js
new file mode 100644
index 000000000..9576413a6
--- /dev/null
+++ b/js/src/tests/ecma_6/Expressions/delete-constant-folded-and-or.js
@@ -0,0 +1,41 @@
+// Any copyright is dedicated to the Public Domain.
+// http://creativecommons.org/licenses/publicdomain/
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 1183400;
+var summary =
+  "Deletion of a && or || expression that constant-folds to a name must not " +
+  "attempt to delete the name";
+
+print(BUGNUMBER + ": " + summary);
+
+/**************
+ * BEGIN TEST *
+ **************/
+
+Object.defineProperty(this, "nonconfigurable", { value: 42 });
+assertEq(nonconfigurable, 42);
+
+assertEq(delete nonconfigurable, false);
+assertEq(delete (true && nonconfigurable), true);
+
+function nested()
+{
+  assertEq(delete nonconfigurable, false);
+  assertEq(delete (true && nonconfigurable), true);
+}
+nested();
+
+function nestedStrict()
+{
+  "use strict";
+  assertEq(delete (true && nonconfigurable), true);
+}
+nestedStrict();
+
+/******************************************************************************/
+
+if (typeof reportCompare === "function")
+  reportCompare(true, true);
+
+print("Tests complete");