13 lines
419 B
JavaScript
13 lines
419 B
JavaScript
test("basic functionality", () => {
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expect(Math.exp).toHaveLength(1);
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expect(Math.exp(0)).toBe(1);
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expect(Math.exp(-2)).toBeCloseTo(0.135335);
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expect(Math.exp(-1)).toBeCloseTo(0.367879);
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expect(Math.exp(1)).toBeCloseTo(2.718281);
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expect(Math.exp(2)).toBeCloseTo(7.389056);
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expect(Math.exp()).toBeNaN();
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expect(Math.exp(undefined)).toBeNaN();
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expect(Math.exp("foo")).toBeNaN();
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});
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