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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/Proxy/has/return-false-target-prop-exists-using-with.js | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Proxy/has/return-false-target-prop-exists-using-with.js b/js/src/tests/test262/built-ins/Proxy/has/return-false-target-prop-exists-using-with.js new file mode 100644 index 0000000000..c7d81d43cf --- /dev/null +++ b/js/src/tests/test262/built-ins/Proxy/has/return-false-target-prop-exists-using-with.js @@ -0,0 +1,31 @@ +// Copyright (C) 2015 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +es6id: 9.5.7 +description: > + The result of [[HasProperty]] is a Boolean value and will affect has + checkings. False returned when target property exists; +info: | + [[HasProperty]] (P) + + ... + 12. Return booleanTrapResult. +flags: [noStrict] +features: [Proxy] +---*/ + +var target = { + attr: 1 +}; +var p = new Proxy(target, { + has: function(t, prop) { + return false; + } +}); + +var attr = 0; +with(p) { + assert.sameValue(attr, 0); +} + +reportCompare(0, 0); |