From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- .../class/elements/privatefieldset-typeerror-4.js | 55 ++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 js/src/tests/test262/language/statements/class/elements/privatefieldset-typeerror-4.js (limited to 'js/src/tests/test262/language/statements/class/elements/privatefieldset-typeerror-4.js') diff --git a/js/src/tests/test262/language/statements/class/elements/privatefieldset-typeerror-4.js b/js/src/tests/test262/language/statements/class/elements/privatefieldset-typeerror-4.js new file mode 100644 index 0000000000..5041bf15df --- /dev/null +++ b/js/src/tests/test262/language/statements/class/elements/privatefieldset-typeerror-4.js @@ -0,0 +1,55 @@ +// Copyright (C) 2017 Valerie Young. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +description: TypeError when setting private field not in `this`'s [[PrivateFieldValues]] +esid: sec-putvalue +info: | + PutValue ( V, W ) + ... + 6. Else if IsPropertyReference(V), then + ... + b. If IsPrivateReference(V), then + i. Let env be the running execution context's PrivateNameEnvironment. + ii. Let field be ? ResolveBinding(GetReferencedName(V), env). + iii. Assert: field is a Private Name. + iv. Perform ? PrivateFieldSet(field, base, W). + + PrivateFieldSet (P, O, value ) + 1. Assert: P is a Private Name value. + 2. If O is not an object, throw a TypeError exception. + 3. Let entry be PrivateFieldFind(P, O). + 4. If entry is empty, throw a TypeError exception. + + PrivateFieldFind (P, O) + 1. Assert: P is a Private Name value. + 2. Assert: O is an object with a [[PrivateFieldValues]] internal slot. + 3. For each element entry in O.[[PrivateFieldValues]], + a. If entry.[[PrivateName]] is P, return entry. + 4. Return empty. + +features: [class, class-fields-private] +---*/ + +function classfactory() { + return class { + #x; + f() { + this.#x = 1; + } + } +} + +var C1 = classfactory(); +var C2 = classfactory(); + +var c1 = new C1(); +var c2 = new C2(); + +assert.throws(TypeError, function() { + // when f() is called in class C1, the Private Name binding for #x in C1 will + // not found in C2's [[PrivateNameValues]] + c1.f.call(c2); +}) + +reportCompare(0, 0); -- cgit v1.2.3