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Diffstat (limited to 'js/src/tests/test262/language/statements/class/elements/privatefieldset-evaluation-order-1.js')
-rw-r--r-- | js/src/tests/test262/language/statements/class/elements/privatefieldset-evaluation-order-1.js | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/class/elements/privatefieldset-evaluation-order-1.js b/js/src/tests/test262/language/statements/class/elements/privatefieldset-evaluation-order-1.js new file mode 100644 index 0000000000..b9d1a0944f --- /dev/null +++ b/js/src/tests/test262/language/statements/class/elements/privatefieldset-evaluation-order-1.js @@ -0,0 +1,45 @@ +// Copyright (C) 2021 André Bargull. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +description: > + Evaluation order when resolving private fields. +esid: sec-runtime-semantics-keyeddestructuringassignmentevaluation +info: | + 13.15.5.6 Runtime Semantics: KeyedDestructuringAssignmentEvaluation + 1. If DestructuringAssignmentTarget is neither an ObjectLiteral nor an ArrayLiteral, then + a. Let lref be the result of evaluating DestructuringAssignmentTarget. + b. ReturnIfAbrupt(lref). + 2. ... + + 9.1.1.3.4 GetThisBinding ( ) + 1. Assert: envRec.[[ThisBindingStatus]] is not lexical. + 2. If envRec.[[ThisBindingStatus]] is uninitialized, throw a ReferenceError exception. + 3. ... + +features: [class, class-fields-private] +---*/ + +class C extends class {} { + #field; + + constructor() { + var init = () => super(); + + var object = { + get a() { + init(); + } + }; + + // Accessing |this| should throw a ReferenceError before there's an attempt + // to invoke the getter. + ({a: this.#field} = object); + } +} + +assert.throws(ReferenceError, function() { + new C(); +}); + +reportCompare(0, 0); |