-import { describe, it } from 'node:test';
+import { describe, it } from 'node:test'
-import { expect } from 'expect';
+import { expect } from 'expect'
-import { average, median, nthPercentile, stdDeviation } from '../../src/utils/StatisticUtils.js';
+import { max, min, nthPercentile, stdDeviation } from '../../src/utils/StatisticUtils.js'
await describe('StatisticUtils test suite', async () => {
- await it('Verify average()', () => {
- expect(average([])).toBe(0);
- expect(average([0.08])).toBe(0.08);
- expect(average([0.25, 4.75, 3.05, 6.04, 1.01, 2.02, 5.03])).toBe(3.1642857142857146);
- expect(average([0.25, 4.75, 3.05, 6.04, 1.01, 2.02])).toBe(2.8533333333333335);
- });
+ await it('Verify min()', () => {
+ expect(min()).toBe(Infinity)
+ expect(min(0, 1)).toBe(0)
+ expect(min(1, 0)).toBe(0)
+ expect(min(0, -1)).toBe(-1)
+ expect(min(-1, 0)).toBe(-1)
+ })
- await it('Verify median()', () => {
- expect(median([])).toBe(0);
- expect(median([0.08])).toBe(0.08);
- expect(median([0.25, 4.75, 3.05, 6.04, 1.01, 2.02, 5.03])).toBe(3.05);
- expect(median([0.25, 4.75, 3.05, 6.04, 1.01, 2.02])).toBe(2.535);
- });
+ await it('Verify max()', () => {
+ expect(max()).toBe(-Infinity)
+ expect(max(0, 1)).toBe(1)
+ expect(max(1, 0)).toBe(1)
+ expect(max(0, -1)).toBe(0)
+ expect(max(-1, 0)).toBe(0)
+ })
await it('Verify nthPercentile()', () => {
- expect(nthPercentile([], 25)).toBe(0);
- expect(nthPercentile([0.08], 50)).toBe(0.08);
- const array0 = [0.25, 4.75, 3.05, 6.04, 1.01, 2.02, 5.03];
- expect(nthPercentile(array0, 0)).toBe(0.25);
- expect(nthPercentile(array0, 50)).toBe(3.05);
- expect(nthPercentile(array0, 80)).toBe(4.974);
- expect(nthPercentile(array0, 85)).toBe(5.131);
- expect(nthPercentile(array0, 90)).toBe(5.434);
- expect(nthPercentile(array0, 95)).toBe(5.736999999999999);
- expect(nthPercentile(array0, 100)).toBe(6.04);
- });
+ expect(nthPercentile([], 25)).toBe(0)
+ expect(nthPercentile([0.08], 50)).toBe(0.08)
+ const array0 = [0.25, 4.75, 3.05, 6.04, 1.01, 2.02, 5.03]
+ expect(nthPercentile(array0, 0)).toBe(0.25)
+ expect(nthPercentile(array0, 50)).toBe(3.05)
+ expect(nthPercentile(array0, 80)).toBe(4.974)
+ expect(nthPercentile(array0, 85)).toBe(5.131)
+ expect(nthPercentile(array0, 90)).toBe(5.434)
+ expect(nthPercentile(array0, 95)).toBe(5.736999999999999)
+ expect(nthPercentile(array0, 100)).toBe(6.04)
+ })
await it('Verify stdDeviation()', () => {
- expect(stdDeviation([0.25, 4.75, 3.05, 6.04, 1.01, 2.02, 5.03])).toBe(2.1879050645374383);
- });
-});
+ expect(stdDeviation([0.25, 4.75, 3.05, 6.04, 1.01, 2.02, 5.03])).toBe(2.1879050645374383)
+ })
+})