const test = require('node:test');
const assert = require('node:assert');
const { listTemplates, buildGitignore } = require('../src/features/gitignoreTemplates.js');

test('listTemplates nennt Node, .NET und Electron', () => {
  const keys = listTemplates().map(t => t.key);
  assert.deepStrictEqual(keys, ['node', 'dotnet', 'electron']);
});

test('buildGitignore enthält immer den allgemeinen Teil', () => {
  const out = buildGitignore([]);
  assert.match(out, /\.env/);
  assert.doesNotMatch(out, /node_modules/);
});

test('buildGitignore fügt gewählte Vorlagen genau einmal hinzu', () => {
  const out = buildGitignore(['node', 'node', 'electron']);
  assert.strictEqual(out.split('node_modules/').length - 1, 1);
  assert.match(out, /dist\//);
  assert.doesNotMatch(out, /\.vs\//);
});

test('buildGitignore ignoriert unbekannte Schlüssel', () => {
  assert.doesNotThrow(() => buildGitignore(['gibt-es-nicht', '__proto__', null]));
});