Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

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

1 files changed, 59 insertions, 0 deletions

diff --git a/js/src/tests/test262/built-ins/JSON/stringify/value-object-proxy.js b/js/src/tests/test262/built-ins/JSON/stringify/value-object-proxy.js
new file mode 100644
index 0000000000..6a64a3cfee
--- /dev/null
+++ b/js/src/tests/test262/built-ins/JSON/stringify/value-object-proxy.js
@@ -0,0 +1,59 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-serializejsonobject
+description: >
+  Proxy of an object is treated as regular object.
+info: |
+  JSON.stringify ( value [ , replacer [ , space ] ] )
+
+  [...]
+  12. Return ? SerializeJSONProperty(the empty String, wrapper).
+
+  SerializeJSONProperty ( key, holder )
+
+  [...]
+  10. If Type(value) is Object and IsCallable(value) is false, then
+    [...]
+    c. Return ? SerializeJSONObject(value).
+
+  SerializeJSONObject ( value )
+
+  [...]
+  6. Else,
+    a. Let K be ? EnumerableOwnPropertyNames(value, "key").
+  7. Let partial be a new empty List.
+  8. For each element P of K, do
+    a. Let strP be ? SerializeJSONProperty(P, value).
+features: [Proxy]
+---*/
+
+var objectProxy = new Proxy({}, {
+  getOwnPropertyDescriptor: function() {
+    return {value: 1, writable: true, enumerable: true, configurable: true};
+  },
+  get: function() {
+    return 1;
+  },
+  ownKeys: function() {
+    return ['a', 'b'];
+  },
+});
+
+assert.sameValue(
+  JSON.stringify(objectProxy), '{"a":1,"b":1}', 'proxy for an object'
+);
+assert.sameValue(
+  JSON.stringify({l1: {l2: objectProxy}}),
+  '{"l1":{"l2":{"a":1,"b":1}}}',
+  'proxy for an object (nested)'
+);
+
+var objectProxyProxy = new Proxy(objectProxy, {});
+assert.sameValue(
+  JSON.stringify({l1: {l2: objectProxyProxy}}),
+  '{"l1":{"l2":{"a":1,"b":1}}}',
+  'proxy for a proxy for an object (nested)'
+);
+
+reportCompare(0, 0);