import test from 'node:test';
import assert from 'node:assert/strict';
import gitStatus from '../src/shared/git-status.cjs';

const { parsePorcelainV2 } = gitStatus;

test('parses branch metadata and ordinary changes', () => {
  const output = [
    '# branch.oid 0123456789abcdef',
    '# branch.head main',
    '# branch.upstream origin/main',
    '# branch.ab +2 -1',
    '1 .M N... 100644 100644 100644 abc def src/main.js',
    '1 M. N... 100644 100644 100644 abc def README.md',
    '? new file.txt',
    ''
  ].join('\0');
  const parsed = parsePorcelainV2(output);
  assert.equal(parsed.branch.head, 'main');
  assert.equal(parsed.branch.ahead, 2);
  assert.equal(parsed.branch.behind, 1);
  assert.equal(parsed.counts.changed, 3);
  assert.equal(parsed.counts.staged, 1);
  assert.equal(parsed.counts.untracked, 1);
  assert.equal(parsed.files[0].path, 'src/main.js');
});

test('parses rename records with original path', () => {
  const output = '2 R. N... 100644 100644 100644 abc def R100 src/new.js\0src/old.js\0';
  const parsed = parsePorcelainV2(output);
  assert.equal(parsed.files[0].path, 'src/new.js');
  assert.equal(parsed.files[0].originalPath, 'src/old.js');
  assert.equal(parsed.files[0].status, 'renamed');
});