René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"WASM Emscripten buildbot: \"PyRepl in Chrome smoke test\" fails","articleBody":"WASM Emscripten 3.x: https://buildbot.python.org/#/builders/1810/builds/3186\n\n```\n  1) [chromium] › index.spec.ts:3:5 › has title ────────────────────────────────────────────────────\n\n    Error: expect(locator).toHaveText(expected) failed\n\n    Locator: locator('#terminal')\n    Expected pattern: /Python.*on emscripten.*Type.*for more information/\n    Received string:  \"                                 \"\n    Timeout: 5000ms\n\n    Call log:\n      - Expect \"toHaveText\" with timeout 5000ms\n      - waiting for locator('#terminal')\n        9 × locator resolved to \u003cdiv id=\"terminal\">…\u003c/div>\n          - unexpected value \"                                 \"\n\n\n       6 |   await expect(page).toHaveTitle(\"Emscripten PyRepl Example\");\n       7 |   const xterm = await page.locator('css=#terminal');\n    >  8 |   await expect(xterm).toHaveText(/Python.*on emscripten.*Type.*for more information/);\n         |                       ^\n       9 |   const xtermInput = await page.getByRole('textbox');\n      10 |   await xtermInput.pressSequentially(`def f():\\nprint(\"hello\", \"emscripten repl!\")\\n\\n`);\n      11 |   await xtermInput.pressSequentially(`f()\\n`);\n        at /home/emscripten/buildarea/3.x.rkm-emscripten.emscripten/build/Platforms/emscripten/browser_test/index.spec.ts:8:23\n\n    Error Context: test-results/index-has-title-chromium/error-context.md\n```\n\nThe first failed build was 4 days ago: https://buildbot.python.org/#/builders/1810/builds/3149. On the changes of this build mentions Emscripten: [gh-145177: Update Emscripten to 6.0.2](https://github.com/python/cpython/commit/35c6779c7b5c4c2e2d9723803996050b711da0dd).\n\ncc @hoodmane","author":{"url":"https://github.com/vstinner","@type":"Person","name":"vstinner"},"datePublished":"2026-07-11T22:39:44Z","url":"https://github.com/python/cpython/issues/153600"}