Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

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

1 files changed, 55 insertions, 0 deletions

diff --git a/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Delete/indexed-value-ab-strict-strict.js b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Delete/indexed-value-ab-strict-strict.js
new file mode 100644
index 0000000000..5ac3219bba
--- /dev/null
+++ b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Delete/indexed-value-ab-strict-strict.js
@@ -0,0 +1,55 @@
+'use strict';
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-integer-indexed-exotic-objects-delete-p
+description: >
+  Return value from valid numeric index
+info: |
+  [[Delete]] (P)
+
+  ...
+  Assert: IsPropertyKey(P) is true.
+  Assert: O is an Integer-Indexed exotic object.
+  If Type(P) is String, then
+    Let numericIndex be ! CanonicalNumericIndexString(P).
+    If numericIndex is not undefined, then
+      If IsDetachedBuffer(O.[[ViewedArrayBuffer]]) is true, return true.
+      If ! IsValidIntegerIndex(O, numericIndex) is false, return true.
+      Return false.
+        ...
+flags: [onlyStrict]
+includes: [testTypedArray.js]
+features: [align-detached-buffer-semantics-with-web-reality, TypedArray]
+---*/
+
+testWithTypedArrayConstructors(function(TA) {
+  let proto = TypedArray.prototype;
+  let descriptorGetterThrows = {
+    configurable: true,
+    get() {
+      throw new Test262Error("OrdinaryGet was called!");
+    }
+  };
+  Object.defineProperties(proto, {
+    ["0"]: descriptorGetterThrows,
+    ["1"]: descriptorGetterThrows,
+  });
+
+  let sample = new TA(2);
+
+  assert.throws(TypeError, () => {
+    delete sample["0"];
+  }, '`delete sample["0"]` throws TypeError');
+  assert.throws(TypeError, () => {
+    delete sample["1"];
+  }, '`delete sample["1"]` throws TypeError');
+  assert.throws(TypeError, () => {
+    delete sample[0];
+  }, '`delete sample[0]` throws TypeError');
+  assert.throws(TypeError, () => {
+    delete sample[0];
+  }, '`delete sample[0]` throws TypeError');
+});
+
+reportCompare(0, 0);