ontime/packages/utils/src/date-utils/conversionUtils.test.ts

import { millisToHours, millisToMinutes, millisToSeconds } from "./conversionUtils";

describe('millisToSecond()', () => {
  test('null values', () => {
    const t = { val: null, result: 0 };
    expect(millisToSeconds(t.val)).toBe(t.result);
  });

  test('valid millis', () => {
    const t = { val: 3600000, result: 3600 };
    expect(millisToSeconds(t.val)).toBe(t.result);
  });

  test('negative millis', () => {
    const t = { val: -3600000, result: -3600 };
    expect(millisToSeconds(t.val)).toBe(t.result);
  });

  test('0', () => {
    const t = { val: 0, result: 0 };
    expect(millisToSeconds(t.val)).toBe(t.result);
  });

  test('-0', () => {
    const t = { val: -0, result: 0 };
    expect(millisToSeconds(t.val)).toBe(t.result);
  });

  test('86401000 (24 hours and 1 second)', () => {
    const t = { val: 86401000, result: 86401 };
    expect(millisToSeconds(t.val)).toBe(t.result);
  });

  test('-86401000 (-24 hours and 1 second)', () => {
    const t = { val: -86401000, result: -86401 };
    expect(millisToSeconds(t.val)).toBe(t.result);
  });
});

describe('millisToMinutes()', () => {
  test('null values', () => {
    const t = { val: null, result: 0 };
    expect(millisToMinutes(t.val)).toBe(t.result);
  });

  test('valid millis', () => {
    const t = { val: 3600000, result: 60 };
    expect(millisToMinutes(t.val)).toBe(t.result);
  });

  test('negative millis', () => {
    const t = { val: -3600000, result: -60 };
    expect(millisToMinutes(t.val)).toBe(t.result);
  });

  test('0', () => {
    const t = { val: 0, result: 0 };
    expect(millisToMinutes(t.val)).toBe(t.result);
  });

  test('-0', () => {
    const t = { val: -0, result: 0 };
    expect(millisToMinutes(t.val)).toBe(t.result);
  });

  test('86401000 (24 hours and 1 second)', () => {
    const t = { val: 86401000, result: 1440 };
    expect(millisToMinutes(t.val)).toBe(t.result);
  });

  test('-86401000 (-24 hours and 1 second)', () => {
    // negative numbers are rounded up
    const t = { val: -86401000, result: -1441 };
    expect(millisToMinutes(t.val)).toBe(t.result);
  });
});

describe('millisToHours()', () => {
  test('null values', () => {
    const t = { val: null, result: 0 };
    expect(millisToHours(t.val)).toBe(t.result);
  });

  test('valid millis', () => {
    const t = { val: 3600000, result: 1 };
    expect(millisToHours(t.val)).toBe(t.result);
  });

  test('negative millis', () => {
    const t = { val: -3600000, result: -1 };
    expect(millisToHours(t.val)).toBe(t.result);
  });

  test('0', () => {
    const t = { val: 0, result: 0 };
    expect(millisToHours(t.val)).toBe(t.result);
  });

  test('-0', () => {
    const t = { val: -0, result: 0 };
    expect(millisToHours(t.val)).toBe(t.result);
  });

  test('86401000 (24 hours and 1 second)', () => {
    const t = { val: 86401000, result: 24 };
    expect(millisToHours(t.val)).toBe(t.result);
  });

  test('-86401000 (-24 hours and 1 second)', () => {
    // negative numbers are rounded up
    const t = { val: -86401000, result: -25 };
    expect(millisToHours(t.val)).toBe(t.result);
  });
});