diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/class/elements/privatefieldget-typeerror-1.js')
-rw-r--r-- | js/src/tests/test262/language/statements/class/elements/privatefieldget-typeerror-1.js | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/class/elements/privatefieldget-typeerror-1.js b/js/src/tests/test262/language/statements/class/elements/privatefieldget-typeerror-1.js new file mode 100644 index 0000000000..69f6e48525 --- /dev/null +++ b/js/src/tests/test262/language/statements/class/elements/privatefieldget-typeerror-1.js @@ -0,0 +1,41 @@ +// Copyright (C) 2017 Valerie Young. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +description: Cannot access private field before the entry was added to [[PrivateFieldValues]] +esid: sec-getvalue +info: | + GetValue ( V ) + ... + 5. 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. Return ? PrivateFieldGet(field, base). + + PrivateFieldGet (P, O ) + 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-fields-public] +---*/ + +class C { + y = this.#x; + #x; +} + +assert.throws(TypeError, function() { new C(); }) + +reportCompare(0, 0); |