verify-empty-content-agreement.mjs 4.3 KB

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  1. /**
  2. * 验证「内容是否为空」的判空口径在两处保持一致。
  3. *
  4. * 验证什么:
  5. * 这个 bug 的本质是**两处判空口径不一致**,所以这里断言的不变量就是"两处必须一致":
  6. * `hasVisibleMessageContent(c)` 为 false 时,
  7. * - `isInterruptedEmptyScopeMessage`(渲染层)必须判为"空的、要显示请求已取消"
  8. * - `normalizeSessionHistory`(归一化)必须把内容替换成 CANCELLED_SESSION_TEXT
  9. * 反之必须都不成立。
  10. *
  11. * 触发场景:新协议的正文要等到 done 才写入,处理期间内容**只有 `<scope>` 进度块**;
  12. * 此时切会话,归一化曾认为"有内容"(不替换文案)却把状态翻成 Finish,
  13. * 渲染层则认为"没内容"→ 误报「请求已取消」。
  14. *
  15. * 怎么跑(在项目根目录):
  16. * npx esbuild harness/tools/_entry-empty-content.ts --bundle --format=esm \
  17. * --alias:@=./src --outfile=harness/tools/_empty-content.mjs
  18. * node harness/tools/verify-empty-content-agreement.mjs
  19. */
  20. import {
  21. hasVisibleMessageContent,
  22. isInterruptedEmptyScopeMessage,
  23. normalizeSessionHistory,
  24. CANCELLED_SESSION_TEXT,
  25. } from './_empty-content.mjs';
  26. let pass = 0;
  27. let fail = 0;
  28. const check = (name, cond, extra = '') => {
  29. if (cond) {
  30. pass++;
  31. console.log(' ok ' + name);
  32. } else {
  33. fail++;
  34. console.log(' FAIL ' + name + ' ' + extra);
  35. }
  36. };
  37. const SCOPE = '<scope title="正在检索相关政策和配套服务……">\n</scope>\n';
  38. const SCOPE2 = '<scope title="问题仍在处理中,请稍候……">\n</scope>\n';
  39. const CASES = [
  40. { name: '空字符串', content: '', empty: true },
  41. { name: '只有空白', content: ' \n ', empty: true },
  42. { name: '只有 1 个进度块', content: SCOPE, empty: true },
  43. { name: '只有多个进度块(= 处理中的真实状态)', content: SCOPE + SCOPE2, empty: true },
  44. { name: '只有 silence 标签', content: '<silence></silence>', empty: true },
  45. { name: '进度块 + 正文', content: SCOPE + '这是回答正文。', empty: false },
  46. { name: '纯正文', content: '这是回答正文。', empty: false },
  47. { name: '正文 + 进度块', content: '这是回答正文。\n\n' + SCOPE, empty: false },
  48. { name: '只有标记(POLICY_TABLE)', content: '<!-- POLICY_TABLE {"data":[]} POLICY_TABLE -->', empty: false },
  49. ];
  50. console.log('=== 1. hasVisibleMessageContent 的基准判定 ===');
  51. CASES.forEach((c) => {
  52. check(`「${c.name}」判为空=${c.empty}`, hasVisibleMessageContent(c.content) === !c.empty);
  53. });
  54. console.log('\n=== 2. 不变量:两处判空必须一致 ===');
  55. CASES.forEach((c) => {
  56. // 渲染层:history 消息、已结束状态
  57. const renderSaysEmpty = isInterruptedEmptyScopeMessage({
  58. role: 'ai',
  59. state: 3,
  60. history: true,
  61. content: c.content,
  62. });
  63. // 归一化:pending 状态的消息,看它是否把内容替换成"会话已经取消"
  64. const session = {
  65. id: 's1',
  66. title: 't',
  67. messages: [{ id: 'm1', role: 'ai', content: c.content, state: 1, history: false }],
  68. };
  69. normalizeSessionHistory(session);
  70. const normalizeSaysEmpty = session.messages[0].content === CANCELLED_SESSION_TEXT;
  71. check(
  72. `「${c.name}」两处一致(渲染=${renderSaysEmpty} 归一化=${normalizeSaysEmpty})`,
  73. renderSaysEmpty === normalizeSaysEmpty,
  74. `期望两处都为 ${c.empty}`
  75. );
  76. check(`「${c.name}」都判为 ${c.empty ? '空' : '非空'}`, renderSaysEmpty === c.empty);
  77. });
  78. console.log('\n=== 3. 回归:正文不会被误替换 ===');
  79. {
  80. const session = {
  81. id: 's1',
  82. title: 't',
  83. messages: [{ id: 'm1', role: 'ai', content: SCOPE + '真实回答', state: 1, history: false }],
  84. };
  85. normalizeSessionHistory(session);
  86. check('有正文时不替换成"会话已经取消"', session.messages[0].content !== CANCELLED_SESSION_TEXT);
  87. check('但状态仍归一到 Finish', session.messages[0].state === 3);
  88. }
  89. {
  90. const session = {
  91. id: 's1',
  92. title: 't',
  93. messages: [{ id: 'm1', role: 'ai', content: SCOPE, state: 1, history: false }],
  94. };
  95. normalizeSessionHistory(session);
  96. check('只有进度块时替换成"会话已经取消"(不再让渲染层误报"请求已取消")',
  97. session.messages[0].content === CANCELLED_SESSION_TEXT);
  98. }
  99. console.log(`\n通过 ${pass} 项,失败 ${fail} 项`);
  100. process.exit(fail ? 1 : 0);