Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 39 insertions, 0 deletions

diff --git a/js/src/tests/test262/built-ins/Object/keys/property-traps-order-with-proxied-array.js b/js/src/tests/test262/built-ins/Object/keys/property-traps-order-with-proxied-array.js
new file mode 100644
index 0000000000..44cbbb5ed8
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/keys/property-traps-order-with-proxied-array.js
@@ -0,0 +1,39 @@
+// Copyright (C) 2018 André Bargull. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-object.keys
+description: >
+  Ensure the correct property traps are called on a proxy of an array.
+info: |
+  19.1.2.16 Object.keys ( O )
+  ...
+  2. Let nameList be ? EnumerableOwnPropertyNames(obj, "key").
+  ...
+
+  7.3.21 EnumerableOwnPropertyNames ( O, kind )
+  ...
+  2. Let ownKeys be ? O.[[OwnPropertyKeys]]().
+  ...
+  4. For each element key of ownKeys in List order, do
+    a. If Type(key) is String, then
+      i. Let desc be ? O.[[GetOwnProperty]](key).
+      ...
+features: [Proxy]
+includes: [compareArray.js]
+---*/
+
+var log = [];
+
+Object.keys(new Proxy([], new Proxy({},{
+    get(t, pk, r) {
+        log.push(pk);
+    }
+})));
+
+assert.compareArray([
+    "ownKeys",
+    "getOwnPropertyDescriptor",
+], log);
+
+reportCompare(0, 0);