fix(grok): preserve conversation across repeated ask calls

src/clis/grok/ask.test.ts

@@ -1,7 +1,32 @@
 import { describe, expect, it } from 'vitest';
+import type { IPage } from '../../types.js';
 import { __test__ } from './ask.js';
 
 describe('grok ask helpers', () => {
+  describe('isOnGrok', () => {
+    const fakePage = (url: string | Error): IPage =>
+      ({ evaluate: () => url instanceof Error ? Promise.reject(url) : Promise.resolve(url) }) as unknown as IPage;
+
+    it('returns true for grok.com URLs', async () => {
+      expect(await __test__.isOnGrok(fakePage('https://grok.com/'))).toBe(true);
+      expect(await __test__.isOnGrok(fakePage('https://grok.com/chat/abc123'))).toBe(true);
+    });
+
+    it('returns true for grok.com subdomains', async () => {
+      expect(await __test__.isOnGrok(fakePage('https://api.grok.com/v1'))).toBe(true);
+    });
+
+    it('returns false for non-grok domains', async () => {
+      expect(await __test__.isOnGrok(fakePage('https://fakegrok.com/'))).toBe(false);
+      expect(await __test__.isOnGrok(fakePage('https://example.com/?next=grok.com'))).toBe(false);
+      expect(await __test__.isOnGrok(fakePage('about:blank'))).toBe(false);
+    });
+
+    it('returns false when evaluate throws (detached tab)', async () => {
+      expect(await __test__.isOnGrok(fakePage(new Error('detached')))).toBe(false);
+    });
+  });
+
   it('normalizes boolean flags for explicit web routing', () => {
     expect(__test__.normalizeBooleanFlag(true)).toBe(true);
     expect(__test__.normalizeBooleanFlag('true')).toBe(true);

src/clis/grok/ask.ts

@@ -53,28 +53,37 @@ function updateStableState(previousText: string, stableCount: number, nextText:
   return { previousText: nextText, stableCount: 0 };
 }
 
+/** Check whether the tab is already on grok.com (any path). */
+async function isOnGrok(page: IPage): Promise<boolean> {
+  // catch handles blank tabs (about:blank) or detached pages
+  const url = await page.evaluate('window.location.href').catch(() => '');
+  if (typeof url !== 'string' || !url) return false;
+  try {
+    const hostname = new URL(url).hostname;
+    return hostname === 'grok.com' || hostname.endsWith('.grok.com');
+  } catch {
+    return false;
+  }
+}
+
 async function runDefaultAsk(
   page: IPage,
   prompt: string,
   timeoutMs: number,
   newChat: boolean,
 ) {
   if (newChat) {
+    // Explicitly start a fresh conversation via the homepage
     await page.goto(GROK_URL);
     await page.wait(2);
-    await page.evaluate(`(() => {
-      const btn = [...document.querySelectorAll('a, button')].find(b => {
-        const t = (b.textContent || '').trim().toLowerCase();
-        return t.includes('new') || b.getAttribute('href') === '/';
-      });
-      if (btn) btn.click();
-    })()`);
+    await tryStartFreshChat(page);
     await page.wait(2);
+  } else if (!(await isOnGrok(page))) {
+    // First invocation or tab was recycled — navigate to Grok
+    await page.goto(GROK_URL);
+    await page.wait(3);
   }
 
-  await page.goto(GROK_URL);
-  await page.wait(3);
-
   const promptJson = JSON.stringify(prompt);
   const sendResult = await page.evaluate(`(async () => {
     try {
@@ -249,11 +258,14 @@ async function runExplicitWebAsk(
   timeoutMs: number,
   newChat: boolean,
 ) {
-  await page.goto(GROK_URL, { settleMs: 2000 });
-
   if (newChat) {
+    // Navigate to homepage and start a fresh conversation
+    await page.goto(GROK_URL, { settleMs: 2000 });
     await tryStartFreshChat(page);
     await page.wait(2);
+  } else if (!(await isOnGrok(page))) {
+    // First invocation or tab was recycled — navigate to Grok
+    await page.goto(GROK_URL, { settleMs: 2000 });
   }
 
   const baselineBubbles = await getBubbleTexts(page);
@@ -318,4 +330,5 @@ export const __test__ = {
   updateStableState,
   normalizeBooleanFlag,
   normalizeBubbleText,
+  isOnGrok,
 };

vitest.config.ts

@@ -23,6 +23,7 @@ export default defineConfig({
             'src/clis/reddit/**/*.test.ts',
             'src/clis/bilibili/**/*.test.ts',
             'src/clis/linkedin/**/*.test.ts',
+            'src/clis/grok/**/*.test.ts',
           ],
           sequence: {
             groupOrder: 1,