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17 lines
426 B
JavaScript
17 lines
426 B
JavaScript
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try {
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assert(Math.cos(0) === 1);
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assert(Math.cos(null) === 1);
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assert(Math.cos('') === 1);
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assert(Math.cos([]) === 1);
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assert(Math.cos(Math.PI) === -1);
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assert(isNaN(Math.cos()));
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assert(isNaN(Math.cos(undefined)));
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assert(isNaN(Math.cos([1, 2, 3])));
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assert(isNaN(Math.cos({})));
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assert(isNaN(Math.cos("foo")));
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console.log("PASS");
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} catch (e) {
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console.log("FAIL: " + e);
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}
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