ladybird/Libraries/LibJS/Tests/builtins/Math/Math.exp.js

13 lines
419 B
JavaScript

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