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Diffstat (limited to 'js/src/tests/test262/built-ins/Date/prototype/toJSON/called-as-function.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Date/prototype/toJSON/called-as-function.js | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Date/prototype/toJSON/called-as-function.js b/js/src/tests/test262/built-ins/Date/prototype/toJSON/called-as-function.js new file mode 100644 index 0000000000..06e9775c6c --- /dev/null +++ b/js/src/tests/test262/built-ins/Date/prototype/toJSON/called-as-function.js @@ -0,0 +1,34 @@ +// Copyright (C) 2020 Alexey Shvayka. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-date.prototype.tojson +description: > + `this` value is resolved using strict mode semantics, + throwing TypeError if called as top-level function. +info: | + Date.prototype.toJSON ( key ) + + 1. Let O be ? ToObject(this value). + + ToObject ( argument ) + + Argument Type: Undefined + Result: Throw a TypeError exception. +features: [Symbol, Symbol.toPrimitive] +---*/ + +[Symbol.toPrimitive, "toString", "valueOf", "toISOString"].forEach(function(key) { + Object.defineProperty(this, key, { + get: function() { + throw new Test262Error(String(key) + " lookup should not be performed"); + }, + }); +}, this); + +var toJSON = Date.prototype.toJSON; +assert.throws(TypeError, function() { + toJSON(); +}); + +reportCompare(0, 0); |