Adding upstream version 124.0.1.upstream/124.0.1

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

1 files changed, 47 insertions, 0 deletions

diff --git a/js/src/tests/test262/built-ins/Set/prototype/difference/receiver-not-set.js b/js/src/tests/test262/built-ins/Set/prototype/difference/receiver-not-set.js
new file mode 100644
index 0000000000..83e66706af
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Set/prototype/difference/receiver-not-set.js
@@ -0,0 +1,47 @@
+// |reftest| skip -- set-methods is not supported
+// Copyright (C) 2023 Anthony Frehner and Kevin Gibbons. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-set.prototype.difference
+description: Set.prototype.difference throws when receiver is not a Set
+features: [set-methods]
+---*/
+
+class MySetLike {
+  constructor() {
+    this.size = 2;
+    this.has = () => {};
+    this.keys = function* keys() {
+      yield 2;
+      yield 3;
+    };
+  }
+}
+
+const s1 = new MySetLike();
+const s2 = new Set();
+assert.throws(
+  TypeError,
+  () => {
+    Set.prototype.difference.call(s1, s2);
+  },
+  "Set-like class"
+);
+
+const s3 = {
+  size: 2,
+  has: () => {},
+  keys: function* keys() {
+    yield 2;
+    yield 3;
+  },
+};
+assert.throws(
+  TypeError,
+  () => {
+    Set.prototype.difference.call(s3, s2);
+  },
+  "Set-like object"
+);
+
+reportCompare(0, 0);