diff options
Diffstat (limited to 'js/src/tests/test262/language/expressions/in/private-field-presence-method-shadowed.js')
-rw-r--r-- | js/src/tests/test262/language/expressions/in/private-field-presence-method-shadowed.js | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/in/private-field-presence-method-shadowed.js b/js/src/tests/test262/language/expressions/in/private-field-presence-method-shadowed.js new file mode 100644 index 0000000000..7d12504b05 --- /dev/null +++ b/js/src/tests/test262/language/expressions/in/private-field-presence-method-shadowed.js @@ -0,0 +1,48 @@ +// Copyright 2021 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +description: Value when private name describes a method +info: | + 7. Let privateName be ? GetValue(privateNameBinding). + 8. Assert: privateName is a Private Name. + [...] + 10. Else, + a. Assert: privateName.[[Kind]] is "method" or "accessor". + b. If PrivateBrandCheck(rval, privateName) is not an abrupt completion, + then return true. + 11. Return false. +esid: sec-relational-operators-runtime-semantics-evaluation +features: [class-methods-private, class-fields-private-in] +---*/ + +let Child; +let parentCount = 0; +let childCount = 0; + +class Parent { + #method() { + parentCount += 1; + } + + static init() { + Child = class { + #method() { + childCount += 1; + } + + static isNameIn(value) { + return #method in value; + } + }; + } +} + +Parent.init(); + +assert.sameValue(Child.isNameIn(new Parent()), false); +assert.sameValue(parentCount, 0, 'parent method not invoked'); +assert.sameValue(Child.isNameIn(new Child()), true); +assert.sameValue(childCount, 0, 'child method not invoked'); + +reportCompare(0, 0); |