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

---
 .../window-indexed-properties-strict.html          | 43 ++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 testing/web-platform/tests/html/browsers/the-window-object/window-indexed-properties-strict.html

(limited to 'testing/web-platform/tests/html/browsers/the-window-object/window-indexed-properties-strict.html')
diff --git a/testing/web-platform/tests/html/browsers/the-window-object/window-indexed-properties-strict.html b/testing/web-platform/tests/html/browsers/the-window-object/window-indexed-properties-strict.html
new file mode 100644
index 000000000..610941fc8
--- /dev/null
+++ b/testing/web-platform/tests/html/browsers/the-window-object/window-indexed-properties-strict.html
@@ -0,0 +1,43 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>Indexed properties of the window object (strict mode)</title>
+<link rel="author" title="Ms2ger" href="ms2ger@gmail.com">
+<link rel="help" href="https://html.spec.whatwg.org/multipage/#window">
+<link rel="help" href="https://html.spec.whatwg.org/multipage/#dom-window-item">
+<link rel="help" href="https://heycam.github.io/webidl/#getownproperty">
+<link rel="help" href="https://heycam.github.io/webidl/#defineownproperty">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<div id=log></div>
+<iframe></iframe>
+<script>
+test(function() {
+  "use strict";
+  assert_false("-1" in window, "-1 not in window");
+  assert_equals(window[-1], undefined);
+  window[-1] = "foo";
+  assert_equals(window[-1], "foo");
+});
+test(function() {
+  "use strict";
+  assert_throws(new TypeError(), function() {
+    window[0] = "foo";
+  });
+  assert_equals(window[0],
+                document.getElementsByTagName("iframe")[0].contentWindow);
+});
+test(function() {
+  "use strict";
+  assert_throws(new TypeError(), function() {
+    window[1] = "foo";
+  });
+  assert_equals(window[1], undefined);
+});
+test(function() {
+  "use strict";
+  var proto = Window.prototype;
+  [-1, 0, 1].forEach(function(idx) {
+    assert_false(idx in proto, idx + " in proto");
+  });
+});
+</script>
-- 
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