| import { NumberFormatter, createSmartNumberFormatter } from '@superset-ui/core/src'; |
| |
| describe('createSmartNumberFormatter(options)', () => { |
| it('creates an instance of NumberFormatter', () => { |
| const formatter = createSmartNumberFormatter(); |
| expect(formatter).toBeInstanceOf(NumberFormatter); |
| }); |
| describe('using default options', () => { |
| const formatter = createSmartNumberFormatter(); |
| it('formats 0 correctly', () => { |
| expect(formatter(0)).toBe('0'); |
| }); |
| describe('for positive numbers', () => { |
| it('formats billion with B in stead of G', () => { |
| expect(formatter(1000000000)).toBe('1B'); |
| expect(formatter(4560000000)).toBe('4.56B'); |
| }); |
| it('formats numbers that are >= 1,000 & <= 1,000,000,000 as SI format with precision 3', () => { |
| expect(formatter(1000)).toBe('1k'); |
| expect(formatter(10001)).toBe('10k'); |
| expect(formatter(10100)).toBe('10.1k'); |
| expect(formatter(111000000)).toBe('111M'); |
| }); |
| it('formats number that are >= 1 & < 1,000 as integer or float with at most 2 decimal points', () => { |
| expect(formatter(1)).toBe('1'); |
| expect(formatter(1)).toBe('1'); |
| expect(formatter(10)).toBe('10'); |
| expect(formatter(10)).toBe('10'); |
| expect(formatter(10.23432)).toBe('10.23'); |
| expect(formatter(274.2856)).toBe('274.29'); |
| expect(formatter(999)).toBe('999'); |
| }); |
| it('formats numbers that are < 1 & >= 0.001 as float with at most 4 decimal points', () => { |
| expect(formatter(0.1)).toBe('0.1'); |
| expect(formatter(0.23)).toBe('0.23'); |
| expect(formatter(0.699)).toBe('0.699'); |
| expect(formatter(0.0023)).toBe('0.0023'); |
| expect(formatter(0.002300001)).toBe('0.0023'); |
| }); |
| it('formats numbers that are < 0.001 & >= 0.000001 as micron', () => { |
| expect(formatter(0.0002300001)).toBe('230µ'); |
| expect(formatter(0.000023)).toBe('23µ'); |
| expect(formatter(0.000001)).toBe('1µ'); |
| }); |
| it('formats numbers that are less than 0.000001 as SI format with precision 3', () => { |
| expect(formatter(0.0000001)).toBe('100n'); |
| }); |
| }); |
| describe('for negative numbers', () => { |
| it('formats billion with B in stead of G', () => { |
| expect(formatter(-1000000000)).toBe('-1B'); |
| expect(formatter(-4560000000)).toBe('-4.56B'); |
| }); |
| it('formats numbers that are >= 1,000 & <= 1,000,000,000 as SI format with precision 3', () => { |
| expect(formatter(-1000)).toBe('-1k'); |
| expect(formatter(-10001)).toBe('-10k'); |
| expect(formatter(-10100)).toBe('-10.1k'); |
| expect(formatter(-111000000)).toBe('-111M'); |
| }); |
| it('formats number that are >= 1 & < 1,000 as integer or float with at most 2 decimal points', () => { |
| expect(formatter(-1)).toBe('-1'); |
| expect(formatter(-1)).toBe('-1'); |
| expect(formatter(-10)).toBe('-10'); |
| expect(formatter(-10)).toBe('-10'); |
| expect(formatter(-10.23432)).toBe('-10.23'); |
| expect(formatter(-274.2856)).toBe('-274.29'); |
| expect(formatter(-999)).toBe('-999'); |
| }); |
| it('formats numbers that are < 1 & >= 0.001 as float with at most 4 decimal points', () => { |
| expect(formatter(-0.1)).toBe('-0.1'); |
| expect(formatter(-0.23)).toBe('-0.23'); |
| expect(formatter(-0.699)).toBe('-0.699'); |
| expect(formatter(-0.0023)).toBe('-0.0023'); |
| expect(formatter(-0.002300001)).toBe('-0.0023'); |
| }); |
| it('formats numbers that are < 0.001 & >= 0.000001 as micron', () => { |
| expect(formatter(-0.0002300001)).toBe('-230µ'); |
| expect(formatter(-0.000023)).toBe('-23µ'); |
| expect(formatter(-0.000001)).toBe('-1µ'); |
| }); |
| it('formats numbers that are less than 0.000001 as SI format with precision 3', () => { |
| expect(formatter(-0.0000001)).toBe('-100n'); |
| }); |
| }); |
| }); |
| |
| describe('when options.signed is true, it adds + for positive numbers', () => { |
| const formatter = createSmartNumberFormatter({ signed: true }); |
| it('formats 0 correctly', () => { |
| expect(formatter(0)).toBe('0'); |
| }); |
| describe('for positive numbers', () => { |
| it('formats billion with B in stead of G', () => { |
| expect(formatter(1000000000)).toBe('+1B'); |
| expect(formatter(4560000000)).toBe('+4.56B'); |
| }); |
| it('formats numbers that are >= 1,000 & <= 1,000,000,000 as SI format with precision 3', () => { |
| expect(formatter(1000)).toBe('+1k'); |
| expect(formatter(10001)).toBe('+10k'); |
| expect(formatter(10100)).toBe('+10.1k'); |
| expect(formatter(111000000)).toBe('+111M'); |
| }); |
| it('formats number that are >= 1 & < 1,000 as integer or float with at most 2 decimal points', () => { |
| expect(formatter(1)).toBe('+1'); |
| expect(formatter(1)).toBe('+1'); |
| expect(formatter(10)).toBe('+10'); |
| expect(formatter(10)).toBe('+10'); |
| expect(formatter(10.23432)).toBe('+10.23'); |
| expect(formatter(274.2856)).toBe('+274.29'); |
| expect(formatter(999)).toBe('+999'); |
| }); |
| it('formats numbers that are < 1 & >= 0.001 as float with at most 4 decimal points', () => { |
| expect(formatter(0.1)).toBe('+0.1'); |
| expect(formatter(0.23)).toBe('+0.23'); |
| expect(formatter(0.699)).toBe('+0.699'); |
| expect(formatter(0.0023)).toBe('+0.0023'); |
| expect(formatter(0.002300001)).toBe('+0.0023'); |
| }); |
| it('formats numbers that are < 0.001 & >= 0.000001 as micron', () => { |
| expect(formatter(0.0002300001)).toBe('+230µ'); |
| expect(formatter(0.000023)).toBe('+23µ'); |
| expect(formatter(0.000001)).toBe('+1µ'); |
| }); |
| it('formats numbers that are less than 0.000001 as SI format with precision 3', () => { |
| expect(formatter(0.0000001)).toBe('+100n'); |
| }); |
| }); |
| }); |
| }); |