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minerva / Userland / Libraries / LibJS / Tests / builtins / Math / Math.tanh.js

minerva on 13 Jul 334 bytes Initial commit

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test("basic functionality", () => {
    expect(Math.tanh).toHaveLength(1);

    expect(Math.tanh(0)).toBe(0);
    expect(Math.tanh(Infinity)).toBe(1);
    expect(Math.tanh(-Infinity)).toBe(-1);
    expect(Math.tanh(1)).toBeCloseTo(0.7615941559557649);
    expect(Math.tanh(NaN)).toBe(NaN);
    expect(Math.tanh(-0.0)).toBe(-0.0);
});