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e49d2661a8
The global isNaN is not precise at all, and Number.isNaN is an ES6 feature that makes it preferrable to use assert's sameValue for NaN values, as it handles it internally using the comparison.
52 lines
1.4 KiB
JavaScript
52 lines
1.4 KiB
JavaScript
// Copyright 2009 the Sputnik authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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info: >
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The [[Value]] property of the newly constructed object
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with supplied "undefined" argument should be NaN
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es5id: 15.9.3.1_A6_T3
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description: 4 arguments, (year, month, date, hours)
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---*/
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function DateValue(year, month, date, hours, minutes, seconds, ms){
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return new Date(year, month, date, hours, minutes, seconds, ms).valueOf();
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}
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var x;
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x = DateValue(1899, 11, 31, 23);
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assert.sameValue(x, NaN, "(1899, 11, 31, 23)");
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x = DateValue(1899, 12, 1, 0);
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assert.sameValue(x, NaN, "(1899, 12, 1, 0)");
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x = DateValue(1900, 0, 1, 0);
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assert.sameValue(x, NaN, "(1900, 0, 1, 0)");
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x = DateValue(1969, 11, 31, 23);
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assert.sameValue(x, NaN, "(1969, 11, 31, 23)");
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x = DateValue(1969, 12, 1, 0);
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assert.sameValue(x, NaN, "(1969, 12, 1, 0)");
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x = DateValue(1970, 0, 1, 0);
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assert.sameValue(x, NaN, "(1970, 0, 1, 0)");
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x = DateValue(1999, 11, 31, 23);
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assert.sameValue(x, NaN, "(1999, 11, 31, 23)");
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x = DateValue(1999, 12, 1, 0);
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assert.sameValue(x, NaN, "(1999, 12, 1, 0)");
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x = DateValue(2000, 0, 1, 0);
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assert.sameValue(x, NaN, "(2000, 0, 1, 0)");
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x = DateValue(2099, 11, 31, 23);
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assert.sameValue(x, NaN, "(2099, 11, 31, 23)");
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x = DateValue(2099, 12, 1, 0);
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assert.sameValue(x, NaN, "(2099, 12, 1, 0)");
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x = DateValue(2100, 0, 1, 0);
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assert.sameValue(x, NaN, "(2100, 0, 1, 0)");
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