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14 lines
438 B
JavaScript
14 lines
438 B
JavaScript
test("basic functionality", () => {
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expect(Math.expm1).toHaveLength(1);
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expect(Math.expm1(0)).toBe(0);
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expect(Math.expm1(-2)).toBeCloseTo(-0.864664);
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expect(Math.expm1(-1)).toBeCloseTo(-0.63212);
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expect(Math.expm1(1)).toBeCloseTo(1.718281);
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expect(Math.expm1(2)).toBeCloseTo(6.389056);
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expect(Math.expm1()).toBeNaN();
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expect(Math.expm1(undefined)).toBeNaN();
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expect(Math.expm1("foo")).toBeNaN();
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});
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