Adding upstream version 124.0.1.upstream/124.0.1

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

1 files changed, 30 insertions, 0 deletions

diff --git a/js/src/tests/non262/Iterator/from/proxy-wrap-next.js b/js/src/tests/non262/Iterator/from/proxy-wrap-next.js
new file mode 100644
index 0000000000..6be4e4b27b
--- /dev/null
+++ b/js/src/tests/non262/Iterator/from/proxy-wrap-next.js
@@ -0,0 +1,30 @@
+// |reftest| skip-if(!this.hasOwnProperty('Iterator')) -- Iterator is not enabled unconditionally
+const log = [];
+const handlerProxy = new Proxy({}, {
+  get: (target, key, receiver) => (...args) => {
+    log.push(`${key}: ${args[1]?.toString()}`);
+
+    const item = Reflect[key](...args);
+    if (typeof item === 'function')
+      return item.bind(receiver);
+    return item;
+  },
+});
+const iter = new Proxy({
+  next: () => ({ done: false, value: 0 }),
+}, handlerProxy);
+
+const wrap = Iterator.from(iter);
+// Call next multiple times. Should not call `get` on proxy.
+wrap.next();
+wrap.next();
+wrap.next();
+
+assertEqArray(log, [
+  "get: Symbol(Symbol.iterator)",
+  "get: next",
+  "getPrototypeOf: undefined",
+]);
+
+if (typeof reportCompare === 'function')
+  reportCompare(0, 0);