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17 lines
424 B
JavaScript
17 lines
424 B
JavaScript
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function assert(x) { if (!x) throw 1; }
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try {
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assert(Math.abs('-1') === 1);
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assert(Math.abs(0 - 2) === 2);
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assert(Math.abs(null) === 0);
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assert(Math.abs('') === 0);
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assert(Math.abs([]) === 0);
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assert(Math.abs([2]) === 2);
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assert(isNaN(Math.abs([1, 2])));
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assert(isNaN(Math.abs({})));
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assert(isNaN(Math.abs('string')));
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assert(isNaN(Math.abs()));
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console.log("PASS");
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} catch {
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}
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