spb/spbgit Public MIT

1/**2 * ─────────────────────────────────────────────3 *  SPB Git — Personal Git Platform4 * ─────────────────────────────────────────────5 *  Author  : Simon-Pierre Boucher6 *  Contact : contact@spboucher.ai7 *  File    : test/unit/languages.test.mjs8 *  Purpose : Unit tests — language detection + percentages9 *  License : MIT © Simon-Pierre Boucher10 * ─────────────────────────────────────────────11 */1213import { describe, it, expect } from 'vitest';14import { detectLanguage, computeLanguages, languageColor } from '../../src/stats/languages.mjs';1516describe('detectLanguage', () => {17  it('maps common extensions', () => {18    expect(detectLanguage('src/index.mjs')).toBe('JavaScript');19    expect(detectLanguage('main.py')).toBe('Python');20    expect(detectLanguage('lib.rs')).toBe('Rust');21    expect(detectLanguage('Dockerfile')).toBe('Dockerfile');22    expect(detectLanguage('CMakeLists.txt')).toBe('CMake');23    expect(detectLanguage('notes.md')).toBe('Markdown');24  });25  it('returns null for unknown files', () => {26    expect(detectLanguage('data.unknownext')).toBe(null);27    expect(detectLanguage('LICENSE')).toBe(null);28  });29});3031describe('computeLanguages', () => {32  it('computes byte percentages, programming+markup only', () => {33    const { languages, totalBytes } = computeLanguages([34      { path: 'a.py', size: 750 },35      { path: 'b.js', size: 250 },36      { path: 'README.md', size: 5000 },       // prose → excluded37      { path: 'data.json', size: 9000 },        // data → excluded38      { path: 'node_modules/x.js', size: 4000 },// vendored → excluded39      { path: 'app.min.js', size: 12000 },      // minified → excluded40    ]);41    expect(totalBytes).toBe(1000);42    expect(languages[0]).toMatchObject({ name: 'Python', percent: 75 });43    expect(languages[1]).toMatchObject({ name: 'JavaScript', percent: 25 });44  });45  it('handles empty input', () => {46    expect(computeLanguages([]).languages).toEqual([]);47  });48});4950describe('languageColor', () => {51  it('returns linguist colors with a grey fallback', () => {52    expect(languageColor('Python')).toBe('#3572A5');53    expect(languageColor('NotALanguage')).toBe('#8b93a3');54  });55});56