Userland/Libraries/LibJS/Tests/builtins/Math/Math.log1p.js


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test("basic functionality", () => {
    expect(Math.log1p).toHaveLength(1);

    expect(Math.log1p(-2)).toBeNaN();
    expect(Math.log1p(-1)).toBe(-Infinity);
    expect(Math.log1p(0)).toBe(0);
    expect(Math.log1p(1)).toBeCloseTo(0.693147);
});