From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 ...e-nonwritable-length-custom-conversion-throw.js | 58 ++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 js/src/tests/ecma_5/Array/redefine-nonwritable-length-custom-conversion-throw.js

(limited to 'js/src/tests/ecma_5/Array/redefine-nonwritable-length-custom-conversion-throw.js')

diff --git a/js/src/tests/ecma_5/Array/redefine-nonwritable-length-custom-conversion-throw.js b/js/src/tests/ecma_5/Array/redefine-nonwritable-length-custom-conversion-throw.js
new file mode 100644
index 000000000..f3003a6bd
--- /dev/null
+++ b/js/src/tests/ecma_5/Array/redefine-nonwritable-length-custom-conversion-throw.js
@@ -0,0 +1,58 @@
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ * Contributor:
+ *   Jeff Walden <jwalden+code@mit.edu>
+ */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 866700;
+var summary = "Assertion redefining non-writable length to a non-numeric value";
+
+print(BUGNUMBER + ": " + summary);
+
+/**************
+ * BEGIN TEST *
+ **************/
+
+var count = 0;
+
+var convertible =
+  {
+    valueOf: function()
+    {
+      count++;
+      if (count > 2)
+        return 0;
+      throw new SyntaxError("fnord");
+    }
+  };
+
+var arr = [];
+Object.defineProperty(arr, "length", { value: 0, writable: false });
+
+try
+{
+  Object.defineProperty(arr, "length",
+                        {
+                          value: convertible,
+                          writable: true,
+                          configurable: true,
+                          enumerable: true
+                        });
+  throw new Error("didn't throw");
+}
+catch (e)
+{
+  assertEq(e instanceof SyntaxError, true, "expected SyntaxError, got " + e);
+}
+
+assertEq(count, 1);
+assertEq(arr.length, 0);
+
+/******************************************************************************/
+
+if (typeof reportCompare === "function")
+  reportCompare(true, true);
+
+print("Tests complete");
-- 
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