fix(changelog): restore stable path aliases for #5252

tests/changelog-path-aliases.test.mjs

@@ -0,0 +1,132 @@
+import assert from 'node:assert/strict';
+import { mkdtempSync, mkdirSync, readFileSync, rmSync, writeFileSync } from 'node:fs';
+import { tmpdir } from 'node:os';
+import path from 'node:path';
+import test from 'node:test';
+
+import {
+  loadPathAliasManifest,
+  parsePathAliasManifest,
+  resolveChangelogPath,
+  transitionAliasedFrontendState,
+  validatePathAliases,
+} from '../scripts/changelog-path-aliases.mjs';
+import { parseFrontmatter } from '../scripts/validate-changelog-frontmatter.mjs';
+
+const OLD_5216 = 'changelogs-v2/2026-07/24_5216_派车看板补充槽位接送路线与就绪摘要-修改接口-前端待处理-管理后台.md';
+const CURRENT_5216 = 'changelogs-v2/2026-07/24_5216_派车看板补充槽位接送路线与就绪摘要-修改接口-管理后台.md';
+
+function document({ canonicalPath = '', status = 'claimed', owner = 'frontend-team', frontendRef = '' } = {}) {
+  const canonicalLine = canonicalPath ? `canonical_path: "${canonicalPath}"\n` : '';
+  return `---
+schema: "hl-changelog/v2"
+ticket: "5216"
+title: "路径兼容测试"
+consumer: "admin"
+change_type: "修改接口"
+backend_status: "deployed"
+gateway_status: "verified"
+frontend_status: "${status}"
+frontend_owner: "${owner}"
+frontend_ref: "${frontendRef}"
+target_release: ""
+verified_at: ""
+${canonicalLine}updated_at: "2026-07-26"
+base: "dev-v3"
+---
+
+# 路径兼容测试
+
+## 变更接口
+
+- 无业务接口变化。
+
+## 验证证据
+
+- 自动化测试。
+`;
+}
+
+function createFixture() {
+  const root = mkdtempSync(path.join(tmpdir(), 'hl-changelog-alias-'));
+  const manifest = {
+    schema: 'hl-changelog-path-aliases/v1',
+    aliases: [{
+      ticket: '5216',
+      alias: OLD_5216,
+      canonical: CURRENT_5216,
+      reason: '测试旧路径兼容',
+    }],
+  };
+  writeFileSync(path.join(root, 'changelog-path-aliases.json'), JSON.stringify(manifest, null, 2));
+  for (const repoPath of [OLD_5216, CURRENT_5216]) {
+    const absolute = path.join(root, ...repoPath.split('/'));
+    mkdirSync(path.dirname(absolute), { recursive: true });
+    writeFileSync(absolute, document({
+      canonicalPath: repoPath === OLD_5216 ? CURRENT_5216 : '',
+    }));
+  }
+  return root;
+}
+
+test('repository #5216 compatibility entry resolves to its canonical document', () => {
+  const manifest = loadPathAliasManifest();
+  assert.equal(resolveChangelogPath(OLD_5216, manifest), CURRENT_5216);
+  assert.equal(resolveChangelogPath(CURRENT_5216, manifest), CURRENT_5216);
+  assert.deepEqual(validatePathAliases().errors, []);
+});
+
+test('rejects unsafe paths, duplicate aliases and alias chains', () => {
+  assert.throws(() => parsePathAliasManifest(JSON.stringify({
+    schema: 'hl-changelog-path-aliases/v1',
+    aliases: [{
+      ticket: '5216',
+      alias: '../outside.md',
+      canonical: CURRENT_5216,
+      reason: 'unsafe',
+    }],
+  })), /POSIX|规范路径/);
+  assert.throws(() => parsePathAliasManifest(JSON.stringify({
+    schema: 'hl-changelog-path-aliases/v1',
+    aliases: [
+      { ticket: '5216', alias: OLD_5216, canonical: CURRENT_5216, reason: 'one' },
+      { ticket: '5216', alias: OLD_5216, canonical: CURRENT_5216, reason: 'two' },
+    ],
+  })), /重复/);
+});
+
+test('frontend status transition updates alias group once and is idempotent', () => {
+  const root = createFixture();
+  try {
+    const first = transitionAliasedFrontendState(root, OLD_5216, {
+      status: 'implemented',
+      owner: 'frontend-team',
+      frontendRef: 'mmg/hl-ui@abc1234',
+    }, {
+      now: new Date('2026-07-26T04:00:00Z'),
+      write: true,
+    });
+    assert.deepEqual(new Set(first.changedPaths), new Set([OLD_5216, CURRENT_5216]));
+    assert.deepEqual(validatePathAliases(root).errors, []);
+
+    for (const repoPath of [OLD_5216, CURRENT_5216]) {
+      const text = readFileSync(path.join(root, ...repoPath.split('/')), 'utf8');
+      const { metadata } = parseFrontmatter(text);
+      assert.equal(metadata.frontend_status, 'implemented');
+      assert.equal(metadata.frontend_owner, 'frontend-team');
+      assert.equal(metadata.frontend_ref, 'mmg/hl-ui@abc1234');
+    }
+
+    const second = transitionAliasedFrontendState(root, OLD_5216, {
+      status: 'implemented',
+      owner: 'frontend-team',
+      frontendRef: 'mmg/hl-ui@abc1234',
+    }, {
+      now: new Date('2026-07-26T04:00:00Z'),
+      write: true,
+    });
+    assert.deepEqual(second.changedPaths, []);
+  } finally {
+    rmSync(root, { recursive: true, force: true });
+  }
+});