fix: broaden WeChat session page continuation phrasing

Recognize retry, HTML page, page edits, and poem content edits as session continuations so delivery skips fresh-thumbnail forcing and retains agent context for multi-turn page work. Co-authored-by: Cursor <cursoragent@cursor.com>
2026-07-28 16:54:42 +08:00
parent 6307f974cf
commit 7eedda092d
9 changed files with 397 additions and 42 deletions
@@ -0,0 +1,155 @@
+#!/usr/bin/env node
+/**
+ * Matrix test for WeChat page phrasing: intent, session continuation, delivery policy.
+ * Run: node scripts/verify-wechat-page-phrasing.mjs
+ */
+import assert from 'node:assert/strict';
+import { classifyWechatIntent } from '../wechat/intent/classifier.mjs';
+import {
+  isWechatSessionPageContinuation,
+  isWechatImmediateContextPageCreate,
+} from '../wechat/intent/page-continuation.mjs';
+import { resolveWechatImageGenerationPolicy, WECHAT_PAGE_THUMBNAIL_MODE } from '../wechat/image-generation-policy.mjs';
+import {
+  isWechatImmediateContextFollowup,
+  shouldDeliverWechatHtmlArtifacts,
+} from '../wechat-mp.mjs';
+import { buildPageGenerateAgentPrompt } from '../wechat/prompts/page-generate.mjs';
+import { buildWechatAgentPrompt } from '../wechat/prompts/chat-general.mjs';
+
+const cases = [
+  {
+    label: '完整单条页面需求',
+    text: '帮我做一个上海旅游攻略页面',
+    expect: {
+      kind: 'page.generate',
+      continuation: false,
+      freshThumbnail: true,
+      deliverHtml: true,
+    },
+  },
+  {
+    label: '写诗（普通聊天）',
+    text: '帮我写一首诗吧',
+    expect: {
+      kind: 'chat.general',
+      continuation: false,
+      freshThumbnail: false,
+      deliverHtml: false,
+    },
+  },
+  {
+    label: '短指代做成页面',
+    text: '把刚才的诗做成页面',
+    expect: {
+      kind: 'page.generate',
+      continuation: true,
+      freshThumbnail: false,
+      deliverHtml: true,
+    },
+  },
+  {
+    label: '精美 HTML 页面',
+    text: '生成一个精美的 HTML 页面',
+    expect: {
+      kind: 'page.generate',
+      continuation: true,
+      freshThumbnail: false,
+      deliverHtml: true,
+    },
+  },
+  {
+    label: '重试上次页面',
+    text: '重试上次页面',
+    expect: {
+      kind: 'page.generate',
+      continuation: true,
+      freshThumbnail: false,
+      deliverHtml: true,
+    },
+  },
+  {
+    label: '修改刚才页面样式',
+    text: '修改刚才生成的页面，背景改成浅蓝色',
+    expect: {
+      kind: 'page.generate',
+      continuation: true,
+      freshThumbnail: false,
+      deliverHtml: true,
+    },
+  },
+  {
+    label: '改页面标题',
+    text: '把页面标题改成《七月清晨》',
+    expect: {
+      kind: 'page.generate',
+      continuation: true,
+      freshThumbnail: false,
+      deliverHtml: true,
+    },
+  },
+  {
+    label: '改诗内容（会话续作）',
+    text: '把诗里第三段改长一点',
+    expect: {
+      kind: 'chat.general',
+      continuation: true,
+      freshThumbnail: false,
+      deliverHtml: true,
+    },
+  },
+];
+
+let passed = 0;
+let failed = 0;
+
+for (const item of cases) {
+  const intent = { msgType: 'text', agentText: item.text, displayText: item.text };
+  const wechatIntent = classifyWechatIntent(intent);
+  const continuation = isWechatSessionPageContinuation(wechatIntent, item.text);
+  const policy = resolveWechatImageGenerationPolicy({
+    text: item.text,
+    isPageGenerate: wechatIntent.kind === 'page.generate',
+    requireFreshPageThumbnail: continuation ? false : true,
+  });
+  const deliverHtml = shouldDeliverWechatHtmlArtifacts(wechatIntent, intent);
+  const errors = [];
+  if (wechatIntent.kind !== item.expect.kind) {
+    errors.push(`kind expected ${item.expect.kind}, got ${wechatIntent.kind}`);
+  }
+  if (continuation !== item.expect.continuation) {
+    errors.push(`continuation expected ${item.expect.continuation}, got ${continuation}`);
+  }
+  const freshRequired = policy.pageThumbnailMode === WECHAT_PAGE_THUMBNAIL_MODE.REQUIRED_FRESH;
+  if (freshRequired !== item.expect.freshThumbnail) {
+    errors.push(`freshThumbnail expected ${item.expect.freshThumbnail}, got ${freshRequired}`);
+  }
+  if (deliverHtml !== item.expect.deliverHtml) {
+    errors.push(`deliverHtml expected ${item.expect.deliverHtml}, got ${deliverHtml}`);
+  }
+  if (item.expect.continuation && wechatIntent.kind === 'page.generate') {
+    const prompt = buildPageGenerateAgentPrompt(intent, {
+      preferImmediateContext: continuation,
+      imagePolicy: policy,
+    });
+    if (!/即时上下文优先/.test(prompt)) errors.push('page prompt missing immediate context block');
+    if (!/write_file 硬门槛/.test(prompt)) errors.push('page prompt missing write_file gate');
+  }
+  if (item.expect.continuation && wechatIntent.kind === 'chat.general') {
+    const prompt = buildWechatAgentPrompt(intent, { preferSessionPageContinuation: continuation });
+    if (!/会话页面续作/.test(prompt)) errors.push('chat prompt missing session continuation block');
+  }
+  if (errors.length) {
+    failed += 1;
+    console.error(`✘ ${item.label}: ${errors.join('; ')}`);
+  } else {
+    passed += 1;
+    console.log(`✔ ${item.label}`);
+  }
+}
+
+assert.equal(isWechatImmediateContextFollowup({ kind: 'page.generate' }, '把刚才的诗做成页面'), true);
+assert.equal(isWechatImmediateContextPageCreate({ kind: 'page.generate' }, '生成一个精美的 HTML 页面'), true);
+
+console.log(`\n=== 汇总: ${passed}/${cases.length} 话术矩阵通过 ===`);
+if (failed > 0) process.exit(1);