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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /js/src/tests/test262/built-ins/isFinite/toprimitive-valid-result.js | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/built-ins/isFinite/toprimitive-valid-result.js')
-rw-r--r-- | js/src/tests/test262/built-ins/isFinite/toprimitive-valid-result.js | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/isFinite/toprimitive-valid-result.js b/js/src/tests/test262/built-ins/isFinite/toprimitive-valid-result.js new file mode 100644 index 0000000000..16fdc97936 --- /dev/null +++ b/js/src/tests/test262/built-ins/isFinite/toprimitive-valid-result.js @@ -0,0 +1,82 @@ +// 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-isfinite-number +description: > + Use non-object value returned from @@toPrimitive method +info: | + isFinite (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. +features: [Symbol.toPrimitive] +---*/ + +var called = 0; +var obj = { + valueOf: function() { + called = NaN; + return Infinity; + }, + toString: function() { + called = NaN; + return Infinity; + } +}; + +obj[Symbol.toPrimitive] = function() { + called += 1; + return 42; +}; +assert.sameValue(isFinite(obj), true, "use returned value - number"); +assert.sameValue(called, 1, "toPrimitive is called - number"); + +called = 0; +obj[Symbol.toPrimitive] = function() { + called += 1; + return "42"; +}; +assert.sameValue(isFinite(obj), true, "use returned value - string"); +assert.sameValue(called, 1, "toPrimitive is called - string"); + +called = 0; +obj[Symbol.toPrimitive] = function() { + called += 1; + return true; +}; +assert.sameValue(isFinite(obj), true, "use returned value - boolean true"); +assert.sameValue(called, 1, "toPrimitive is called - boolean true"); + +called = 0; +obj[Symbol.toPrimitive] = function() { + called += 1; + return false; +}; +assert.sameValue(isFinite(obj), true, "use returned value - boolean false"); +assert.sameValue(called, 1, "toPrimitive is called - boolean false"); + +called = 0; +obj[Symbol.toPrimitive] = function() { + called += 1; + return Infinity; +}; +assert.sameValue(isFinite(obj), false, "use returned value - Infinity"); +assert.sameValue(called, 1, "toPrimitive is called - Infinity"); + +called = 0; +obj[Symbol.toPrimitive] = function() { + called += 1; + return -Infinity; +}; +assert.sameValue(isFinite(obj), false, "use returned value - -Infinity"); +assert.sameValue(called, 1, "toPrimitive is called - -Infinity"); + +reportCompare(0, 0); |