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Diffstat (limited to 'js/src/tests/test262/language/statements/class/elements/privatefieldset-typeerror-3.js')
-rw-r--r-- | js/src/tests/test262/language/statements/class/elements/privatefieldset-typeerror-3.js | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/class/elements/privatefieldset-typeerror-3.js b/js/src/tests/test262/language/statements/class/elements/privatefieldset-typeerror-3.js new file mode 100644 index 0000000000..600c76567e --- /dev/null +++ b/js/src/tests/test262/language/statements/class/elements/privatefieldset-typeerror-3.js @@ -0,0 +1,66 @@ +// Copyright (C) 2017 Valerie Young. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +description: > + Referenced lexically scoped private field found 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] +---*/ + +class Outer { + #x = 42; + + innerclass() { + + // create class within in Outerclass -- the PrivateNameEnvironment binding for + // private field `#x` is resolvable. + return class extends Outer { + f() { + this.#x = 1; + } + } + } + + value() { + return this.#x; + } +} + +var outer = new Outer(); +var Inner = outer.innerclass(); +var i = new Inner(); + +assert.sameValue(outer.value(), 42); +assert.sameValue(i.value(), 42); + +i.f(); + +assert.sameValue(outer.value(), 42, "value is set on inner class instance only"); +assert.sameValue(i.value(), 1, "value is set from inner class instance"); + +reportCompare(0, 0); |