Adding upstream version 86.0.1.upstream/86.0.1upstream

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

1 files changed, 27 insertions, 0 deletions

diff --git a/js/src/tests/test262/language/expressions/delete/11.4.1-4.a-1.js b/js/src/tests/test262/language/expressions/delete/11.4.1-4.a-1.js
new file mode 100644
index 0000000000..856ea0da33
--- /dev/null
+++ b/js/src/tests/test262/language/expressions/delete/11.4.1-4.a-1.js
@@ -0,0 +1,27 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: |
+    This test is actually testing the [[Delete]] internal method (8.12.8). Since the
+    language provides no way to directly exercise [[Delete]], the tests are placed here.
+esid: sec-delete-operator-runtime-semantics-evaluation
+description: >
+    delete operator returns true when deleting a configurable data
+    property
+---*/
+
+var o = {};
+
+var desc = {
+  value: 1,
+  configurable: true,
+};
+Object.defineProperty(o, 'foo', desc);
+
+var d = delete o.foo;
+
+assert.sameValue(d, true, 'd');
+assert.sameValue(o.hasOwnProperty('foo'), false, 'o.hasOwnProperty("foo")');
+
+reportCompare(0, 0);