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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/tests/test262/built-ins/isNaN/toprimitive-result-is-object-throws.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/built-ins/isNaN/toprimitive-result-is-object-throws.js')
-rw-r--r-- | js/src/tests/test262/built-ins/isNaN/toprimitive-result-is-object-throws.js | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/isNaN/toprimitive-result-is-object-throws.js b/js/src/tests/test262/built-ins/isNaN/toprimitive-result-is-object-throws.js new file mode 100644 index 0000000000..041a64e11f --- /dev/null +++ b/js/src/tests/test262/built-ins/isNaN/toprimitive-result-is-object-throws.js @@ -0,0 +1,33 @@ +// Copyright (C) 2016 The V8 Project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-isnan-number +description: > + Throws a TypeError if the result of calling number.@@toPrimitive is an Object +info: | + isNaN (number) + + 1. Let num be ? ToNumber(number). + + ToPrimitive ( input [ , PreferredType ] ) + + [...] + 4. Let exoticToPrim be ? GetMethod(input, @@toPrimitive). + 5. If exoticToPrim is not undefined, then + a. Let result be ? Call(exoticToPrim, input, « hint »). + b. If Type(result) is not Object, return result. + c. Throw a TypeError exception. +features: [Symbol.toPrimitive] +---*/ + +var obj = {}; +obj[Symbol.toPrimitive] = function() { + return [42]; +}; + +assert.throws(TypeError, function() { + isNaN(obj); +}); + +reportCompare(0, 0); |