/**
* Tests for utility modules.
*/
import { describe, it, expect, beforeEach } from 'vitest';
import {
generateDiff,
createToken,
consumeToken,
getToken,
clearAllTokens
} from '../src/utils/index.js';
describe('generateDiff', () => {
it('returns no changes for identical content', () => {
const result = generateDiff('hello world', 'hello world');
expect(result.hasChanges).toBe(false);
});
it('shows added lines with +', () => {
const result = generateDiff('line1', 'line1\nline2');
expect(result.hasChanges).toBe(true);
expect(result.diff).toContain('+ line2');
});
it('shows removed lines with -', () => {
const result = generateDiff('line1\nline2', 'line1');
expect(result.hasChanges).toBe(true);
expect(result.diff).toContain('- line2');
});
it('shows modified lines with - and +', () => {
const result = generateDiff('old text', 'new text');
expect(result.hasChanges).toBe(true);
expect(result.diff).toContain('- old text');
expect(result.diff).toContain('+ new text');
});
});
describe('tokens', () => {
beforeEach(() => {
clearAllTokens();
});
it('creates and consumes token', () => {
const token = createToken('create_card', { content: 'test' }, 10);
expect(token).toHaveLength(16);
const operation = consumeToken(token);
expect(operation).not.toBeNull();
expect(operation!.type).toBe('create_card');
expect(operation!.data).toEqual({ content: 'test' });
});
it('returns null for consumed token on second use', () => {
const token = createToken('update_card', { cardId: '123' }, 10);
consumeToken(token); // First use
const second = consumeToken(token); // Second use
expect(second).toBeNull();
});
it('returns null for invalid token', () => {
const result = consumeToken('nonexistent-token');
expect(result).toBeNull();
});
it('getToken does not consume the token', () => {
const token = createToken('create_card', { test: true }, 10);
const first = getToken(token);
const second = getToken(token);
expect(first).not.toBeNull();
expect(second).not.toBeNull();
});
it('rejects expired tokens', async () => {
const token = createToken('create_card', {}, 0.001); // ~60ms expiry
// Wait for expiry
await new Promise(resolve => setTimeout(resolve, 100));
const result = consumeToken(token);
expect(result).toBeNull();
});
});
