import {
    RoundingFunctions,
} from './rounding.functions';

describe('roundToDps', () => {
    // tslint:disable-next-line
    test('It rounds up simple numbers', () => {
        const result = RoundingFunctions.roundToDps(
            1.05,
            1,
        );

        expect(result).toBe(1.1);
    });

    // tslint:disable-next-line
    test('It rounds down simple numbers', () => {
        const result = RoundingFunctions.roundToDps(
            1.04999,
            1,
        );

        expect(result).toBe(1);
    });

    // tslint:disable-next-line
    test('It rounds very large numbers', () => {
        const result = RoundingFunctions.roundToDps(
            1.555555555555555555555555555,
            10,
        );

        expect(result).toBe(
            1.5555555556,
        );
    });

    // tslint:disable-next-line
    test('If there are less decimals in the number than asked for, it returns that number', () => {
        const result = RoundingFunctions.roundToDps(
            1.55,
            10,
        );

        expect(result).toBe(1.55);
    });

    // tslint:disable-next-line
    test('If the value is already an expotential it returns the correct number', () => {
        const result = RoundingFunctions.roundToDps(
            5.684341886080802e-14,
            10,
        );

        expect(result).toBe(0);
    });
});