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/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import { describe, it, expect } from 'vitest';
import { formatDuration, formatMemoryUsage } from './formatters.js';
describe('formatters', () => {
describe('formatMemoryUsage', () => {
it('should format bytes into KB', () => {
expect(formatMemoryUsage(12345)).toBe('12.1 KB');
});
it('should format bytes into MB', () => {
expect(formatMemoryUsage(12345678)).toBe('11.8 MB');
});
it('should format bytes into GB', () => {
expect(formatMemoryUsage(12345678901)).toBe('11.50 GB');
});
});
describe('formatDuration', () => {
it('should format milliseconds less than a second', () => {
expect(formatDuration(500)).toBe('500ms');
});
it('should format a duration of 0', () => {
expect(formatDuration(0)).toBe('0s');
});
it('should format an exact number of seconds', () => {
expect(formatDuration(5000)).toBe('5.0s');
});
it('should format a duration in seconds with one decimal place', () => {
expect(formatDuration(12345)).toBe('12.3s');
});
it('should format an exact number of minutes', () => {
expect(formatDuration(120000)).toBe('2m');
});
it('should format a duration in minutes and seconds', () => {
expect(formatDuration(123000)).toBe('2m 3s');
});
it('should format an exact number of hours', () => {
expect(formatDuration(3600000)).toBe('1h');
});
it('should format a duration in hours and seconds', () => {
expect(formatDuration(3605000)).toBe('1h 5s');
});
it('should format a duration in hours, minutes, and seconds', () => {
expect(formatDuration(3723000)).toBe('1h 2m 3s');
});
it('should handle large durations', () => {
expect(formatDuration(86400000 + 3600000 + 120000 + 1000)).toBe(
'25h 2m 1s',
);
});
it('should handle negative durations', () => {
expect(formatDuration(-100)).toBe('0s');
});
});
});
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